Find the mistakes in the following code. Not all lines contain mistakes. Each line depends on the lines preceding it. Watch out for uninitialized pointers, NULL pointers, pointers to deleted objects, and confusing pointers with objects.

Answers

Answer 1

Answer:

Explanation:

A null pointer is pointing to nothing, if we can detect if a pointer is null, we can use an "IF" because a null pointer always going to be false, a null pointer even can block an application, because is a result of undefined behavior, it can even cause problems because the compiler can’t tell whether we mean a null pointer or the integer 0, there is a confusion in this kind of pointers.


Related Questions

Are functional strategies interdependent, or can they be formulated independently of other functions?

Answers

Answer:

Functional strategies are interdependent

Explanation:

Although functional strategies are usually formed separately, they are somewhat interrelated as a result of some factors.

First, we know that despite the fact that functional strategies can be formed in isolation, they still have to be in coordination with other functions. An example is that if an organization formulates a financial strategy, its implementation depends on more than just the finance function, but also on other functions. Also, from definition, we say that functional strategies are plans formulated by companies for human resources, sales, marketing, finance, and other functional areas. It supports line management and also both business strategy and corporate-level strategy, and hence it can be said that they are interdependent.

Answer:

Functional strategies are interdependent based of organizational strategies.

Explanation:

An organization is a group or encompasses a collection of departments, focused on assigned Target and objectives for each departments, to meet or achieve a general goal. Functional strategies are processes chosen by a department to execute a task.

Functional strategies are actually drafted independently in which departments, but the departmental goals are interrelated, making the their functional strategies interdependent to meet the organizational goals.

"online privacy alliance (opa) is an organization of companies dedicated to protecting online privacy. members of opa agree to create a privacy policy for a customer that is easy to read and understand. which of the following provisions is not included in the policy?
(a) the option of choosing who sees
(b) the datatypes of data collected
(c) how data is used
(d) how collected data is secured

Answers

Answer:

Option A.

Explanation:

It is a business association working to protect your online privacy. Opa members agree to establish a User privacy Policy that is readable and understandable. So, the option of choosing who sees the data  is the provision is not available in the policy because It has data types policy gathered and how data collected is protected.

Create a new program called Time.java. From now on, we won’t remind you to start with a small, working program, but you should. 2. Following the example program in Section 2.4, create variables named hour, minute, and second. Assign values that are roughly the current time. Use a 24-hour clock so that at 2pm the value of hour is 14. 3. Make the program calculate and display the number of seconds since midnight. 4. Calculate and display the number of seconds remaining in the day. 5. Calculate and display the percentage of the day that has passed. You might run into problems when computing percentages with integers, so consider using floating-point. 6. Change the values of hour, minute, and second to reflect the current time. Then write code to compute the elapsed time since you started

Answers

Answer:

Explanation:

public class time {

public static void main (String[]args) {

 //Step 1  we declare the variables

 int hours, minutes, seconds;

 hours = 17;

 minutes = 12;

 seconds = 00;

 //For checking

 System.out.println(hours+":"+minutes+":"+seconds);

 //Step 2 we make the operation for the seconds since midnight

 int secSinceMidNite;

 secSinceMidNite = ((hours*60)+minutes)*60 + seconds;

 System.out.println("Seconds since midnight = "+secSinceMidNite);

 //Step 3 we make the operation for the seconds remaining in day

 int secRemainingInDay, totalSecInDay;

 totalSecInDay = 24*60*60;

 secRemainingInDay = totalSecInDay - secSinceMidNite;

 System.out.println("Seconds remaining in day = "+secRemainingInDay);

 //Step 4 in the operation for percentage of day that has passed

 int percentOfDayPassed;  

 percentOfDayPassed = (secSinceMidNite*100)/totalSecInDay;

 System.out.println("Percentage of day that has passed = " +percentOfDayPassed+"%");

}

}

You are the manager of a midsized company that assembles personal computers. You purchase most components—such as random access memory (RAM)—in a competitive market. Based on your marketing research, consumers earning over $80,000 purchase 1.5 times more RAM than consumers with lower incomes. One morning, you pick up a copy of The Wall Street Journal and read an article indicating that input components for RAM are expected to rise in price, forcing manufacturers to produce RAM at a higher unit cost. Based on this information, what can you expect to happen to the price you pay for random access memory? Would your answer change if, in addition to this change in RAM input prices, the article indicated that consumer incomes are expected to fall over the next two years as the economy dips into recession? Explain.

Answers

Answer:

Explanation:

In this case, the price of the RAM can rise because cost increase, assume the news of the Wall Street Journal, people with earning lower $80,000 they won't buy RAM because is too expensive, and people with over these earnings will buy less RAM, in addition, the incomes will fall, and the demand of RAM will fall too, but for the same reason the price could fall for the poor demand.

2.29 LAB: Using math functions Given three floating-point numbers x, y, and z, output x to the power of z, x to the power of (y to the power of 2), the absolute value of y, and the square root of (xy to the power of z). Output each floating-point value with two digits after the decimal point, which can be achieved as follows: printf("%0.2of", your Value); Ex: If the input is: 5.0 6.5 3.2 the output is: 172.47 340002948455826440449068892160.00 6.50 262.43

Answers

The code is in C.

We use the built-in functions to make the required calculations. These functions are already defined in C. We need to import math.h to be able to use the pow(), fabs(), and sqrt() functions

Comments are used to explain each line of the code

//main.c

//importing the required libraries

#include <stdio.h>

#include <math.h>

#include <stdlib.h>

int main(){

  //Declaring the variables x, y, z

  float x, y, z;

 

  //Getting inputs for x, y, z

  scanf("%f", &x);

  scanf("%f", &y);

  scanf("%f", &z);

  //Calculating the x to the power of z using the pow function

  double result1 = pow(x, z);

 

  //Calculating the x to the power of (y to the power of 2) using the pow function inside the another pow function

  double result2 = pow(x, pow(y, 2));

 

  //Calculating the absolute value of y using the fabs function

  double result3 = fabs(y);

 

  //Calculating the square root of (xy to the power of z) using the sqrt and pow functions

  double result4 = sqrt(pow(x * y, z));

 

  //Printing the results using prinntf("%0.2f") to get the two digits after decimal value

  printf("%0.2f\n", result1);

  printf("%0.2f\n", result2);

  printf("%0.2f\n", result3);

  printf("%0.2f\n", result4);

  return 0;

}

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brainly.com/question/14936511

The code takes three floating-point numbers as input (x, y, and z), computes the required expressions using the `pow()` function for exponentiation and the `fabs()` function for absolute value, and then prints the results with two digits after the decimal point using `printf()` formatting.

Here's a C code snippet that implements the required functionality:

#include <stdio.h>

#include <math.h>

int main() {

   double x, y, z;

   scanf("%lf %lf %lf", &x, &y, &z);

   double result1 = pow(x, z);

   double result2 = pow(x, pow(y, 2));

   double result3 = fabs(y);

   double result4 = sqrt(pow(x * y, z));

   printf("%0.2lf %0.2lf %0.2lf %0.2lf\n", result1, result2, result3, result4);

   return 0;

}

Write code that prints: Ready! firstNumber ... 2 1 Run! Your code should contain a for loop. Print a newline after each number and after each line of text Ex: firstNumber = 3 outputs:

Answers

Final answer:

The task requires a Python code using a for loop to count down from a specified starting number, printing 'Ready!', each number on a new line, and 'Run!' at the end.

Explanation:

To write code that counts down from a given number and prints 'Ready!', followed by each number, and ending with 'Run!', we can use a for loop. Here is a sample Python code snippet that accomplishes this:

firstNumber = 3
print('Ready!')
for num in range(firstNumber, 0, -1):
   print(num)
   print('\n')
print('Run!')

This code starts by printing 'Ready!', then it enters a for loop that counts down from firstNumber to 1, printing each number followed by a newline. Finally, it prints 'Run!' after exiting the loop. Remember to replace firstNumber with the actual starting number you wish to count down from.

Write a program that keeps asking the user for new values to be added to a list until the user enters 'exit' ('exit' should NOT be added to the list). These values entered by the user are added to a list we call 'initial_list'. Then write a function that takes this initial_list as input and returns another list with 3 copies of every value in the initial_list. Finally, inside main(), print out all of the values in the new list. For example: Input: Enter value to be added to list: a Enter value to be added to list: b Enter value to be added to list: c Enter value to be added to list: exit Output: a b c a b c a b

Answers

Answer:

def new_list_function(initial_list):

   new_list = initial_list*3

   return new_list

def main():

   initial_list = []

   while True:

     item = input("Enter value to be added to list: ")

     item = item.rstrip()

     if item.lower() == "exit" and "EXIT" and "Exit":

         break

     initial_list.append(item)

     new_list = new_list_function(initial_list)

   for item in new_list:

     print(item)

main()

Explanation:

Define the function new_list_function(). Compute the new_list and then return the new_list. Define the main() function. Inside the main function, loop to ask users for values.Finally print the new list.

What data discovery process, whereby objects are categorized into predetermined groups, is used in text mining?

Answers

Answer:

"Classification" is the correct answer to this question.

Explanation:

Classification is primarily a method of data processing, it makes easy for information to be separated and divided into a different business or personal goals by the data set demands.  

It's also known as a mechanism of sorting or identifying information in different types of aspects or groups in the categorization of data. It is used to allocate the confidential information to the level of sensitivity.

2.32 LAB: Input and formatted output: House real estate summary Sites like Zillow get input about house prices from a database and provide nice summaries for readers. Write a program with two inputs, current price and last month's price (both integers). Then, output a summary listing the price, the change since last month, and the estimated monthly mortgage computed as (currentPrice * 0.051) / 12 (Note: Output directly as a floating-point value. Do not store in a variable.). Ex: If the input is: 200000 210000 the output is: This house is $200000. The change is $-10000 since last month. The estimated monthly mortgage is $850.000000. Note: Getting the precise spacing, punctuation, and newlines exactly right is a key point of this assignment. Such precision is an important part of programming.

Answers

Final answer:

To solve the student's problem, input the current and last month's house prices, calculate the price change, compute the estimated mortgage, and correctly format the output presenting the figures.

Explanation:

To create a program that takes the current price and last month's price of a house as inputs, and outputs a summary of the price change and estimated monthly mortgage, follow these instructions:

First, prompt the user to input both the current price and the last month's price of the house.Calculate the difference between the current price and the last month's price.Compute the estimated monthly mortgage using the formula ((currentPrice * 0.051) / 12).Finally, format the output to include the current price, the price change, and the mortgage estimate. Ensure that spaces, punctuation, and newlines match the example precisely.

Here's how the output should look like:

This house is $200000. The change is $-10000 since last month. The estimated monthly mortgage is $850.000000.

Main answer:

```python

current_price, last_month_price = map(int, input().split())

print(f'This house is ${current_price}. The change is ${last_month_price - current_price} since last month. The estimated monthly mortgage is ${(current_price * 0.051) / 12:.6f}.')

```

Explanation:

The program takes two integer inputs, representing the current house price and last month's price. It then uses a formatted string to output a summary, including the current price, the change since last month (calculated by subtracting the current price from last month's price), and the estimated monthly mortgage computed using the given formula. The use of f-strings in Python allows for concise and readable code, embedding expressions directly within the string.

The map function is employed to convert the input values into integers. The program calculates the change in price by subtracting the current price from last month's price. To ensure precise spacing and formatting, the f-string includes the required text and variable values in a structured manner. The estimated monthly mortgage is calculated using the provided formula and formatted as a floating-point value with six decimal places.

The code adheres to the assignment's emphasis on precision in spacing, punctuation, and newlines. By using f-strings and the specified formula, the program produces the required output with clarity and accuracy.

Cipher Block Chaining (CBC) is similar to Electronic Code Book (ECB) but it uses an initialization vector (IV) to add security. True False

Answers

Answer:

The correct answer to the following question will be "True".

Explanation:

The most common heritage authentication mode is the CBC (Common legacy encryption) mode. Implementation around an internal ECB style cipher is simple and easy to understand and marginal.An initial value (IV) must be selected at random, even for the CBC function, but this doesn't have to be hidden.

Therefore, the given statement is true.

// GetData() method accepts order number and quantity // that are used in the Main() method // Price is $3.99 each using System; using static System.Console; class DebugEight1 { static void Main() { int orderNum, quantity; double total; const double PRICE_EACH = 3.99; GetData(orderNum; quantity); total = quantity * PRICEEACH; WriteLine("Order #{0}. Quantity ordered = {1}", orderNum, quantity; WriteLine("Total is {0}", total.ToString("C")); }

Answers

Answer:

The method definition to this question as follows:

Method definition:

//method GetData

       public static void GetData(out int order, out int amount)//defining method GetData  

       {  

           String val1, val2;  //defining String variable

           Write("Enter order number ");  //message

           val1 = ReadLine();  //input value by user

           Write("Enter quantity ");  //message

           val2 = ReadLine();  //input value by user

           order = Convert.ToInt32(val1);  //convert value in integer and hold in order variable  

           amount = Convert.ToInt32(val2);  //convert value in integer and hold in amount variable

       }

Explanation:

In the above C# method definition code a method  GetData() is defined in which the GetData() method is a static method, in this method parameter two integer argument "order and amount" is passed, inside a method, two string variable "val1 and val2" is declared that is used to take input by the user and convert the value into integer and store this value in the function parameter variable.

Final answer:

The question concerns fixing errors in a C# code snippet, specifically with the GetData method call, constant declaration, and output formatting. After corrections, the code should work as intended, calculating the total price of an order.

Explanation:

The question pertains to an issue in a C# program where there are mistakes that need to be resolved to ensure the program runs correctly. Particularly, the errors are in the GetData method call and in the calculation of the total cost.

Firstly, the GetData method is meant to accept an order number and quantity which are not being assigned before the method is called. Secondly, there is an error in referring to the constant PRICE_EACH when calculating the total, as the variable in the calculation is misspelled as 'PRICEEACH'. In addition, the syntax errors like incorrect use of semicolons and missing closing parentheses in the WriteLine methods need to be corrected.

Here is the corrected version of the Main method:

static void Main()
{
int orderNum = 0, quantity = 0;
double total;
const double PRICE_EACH = 3.99;
// Assume GetData correctly assigns values to orderNum and quantity
GetData(orderNum, quantity);
total = quantity * PRICE_EACH;
WriteLine("Order #{0}. Quantity ordered = {1}", orderNum, quantity);
WriteLine("Total is {0}", total.ToString("C"));
}

Note that the pseudo-code for the GetData method implies there is additional logic required to populate the orderNum and quantity variables which is not provided.

Develop a menu-driven program that inputs two numbers and, at the user’s option, finds their sum, difference, product, or quotient.

Answers

Answer:

import java.util.Scanner;

public class TestClock {

   public static void main(String[] args) {

       Scanner in = new Scanner(System.in);

       System.out.println("Enter num 1");

       double num1 = in.nextDouble();

       System.out.println("Enter num 2");

       double num2 = in.nextDouble();

       System.out.println("enter \"s\" for addition\t \"d\" for difference\t \"p\" for the product\t and \"q\" for the quotient");

       char op = in.next().charAt(0);

       if(op =='s'||op=='S'){

           double sum = num1+num2;

           System.out.println("The sum is "+sum);

       }

       else   if(op =='d'||op=='D'){

           double diff = num1-num2;

           System.out.println("The difference is "+diff);

       }

       else if(op =='p'||op=='P'){

           double prod = num1*num2;

           System.out.println("The product is "+prod);

       }

       else if(op =='q'||op=='Q'){

           double quo = num1/num2;

           System.out.println("The Quotient is "+quo);

       }

   }

}

Explanation:

Use Scanner class to receive the two numbers and save in a two variablesCreate a new variable for Operation (op) to store a characterRequest the user to enter a character for the opearation (e.g s=sum, p=product, q=quotient and d=difference)Use if/else..if statements to implement the required operation

Calculate the shear stress (lbf/in^2) for a given normal stress (lbf/in^2) that is applied to a material with a given cohesion (lbf/in^2) and angle of internal friction (degrees). (See MohrCoulomb failure criterion

Answers

MOHR-COULOMB FAILURE CRITERIA:

In 1900, MOHR-COULOMB states Theory of Rupture in Materials which defines as “A material fails due to because of a critical combination of normal and shear stress, not from maximum normal or shear stress”. Failure Envelope is approached by a linear relationship.

If you can not understand the below symbols see the attachment below

 f   f ()  

Where:      f = Shear Stress on Failure Plane  

       ´= Normal Stress on Failure Plane

 See the graph in the attachment

For calculating the shear stress, when Normal stress, cohesion and angle of internal friction are given. Use this formula:   shear stress =  f  c   tan 

Where,  

• f  is Shear Stress on Failure Plane

• c  is Cohesion

•  is Normal Total Stress on Failure Plane

•  is Friction Angle

Given 3 floating-point numbers. Use a string formatting expression with conversion specifiers to output their average and their product as integers (rounded), then as floating-point numbers. Output each floating-point value with two digits after the decimal point, which can be achieved as follows:
print('%0.2f $ your_value)
Ex: If the input is:
10.3
20.4
5.0
the output is:
11 1050
11.90 1050.60

Answers

To output the average and product of three floating-point numbers as rounded integers as well as floating-point numbers with two decimal points, we can use the Python string formatting expression. Given the inputs 10.3, 20.4, and 5.0, the average is rounded to 11 and the product is rounded to 1050 as integers. As floating-point numbers, formatted with two decimal places, the average is 11.90 and the product is 1050.60.

The average calculation is (10.3 + 20.4 + 5.0) / 3, which equals 11.9 when not rounded. For the integer part, we round 11.9 to 11. The product is 10.3 * 20.4 * 5.0, which equals 1052.6, rounded to 1050 as an integer. To format these as floating-point numbers using Python string formatting: '%0.2f' % 11.9 for the average and '%0.2f' % 1052.6 for the product, yielding 11.90 and 1050.60, respectively.

Write a program that dynamically allocates an array large enough to hold a user-defined number of test scores. Once all the scores are entered, the array should be passed to a function that sorts them in ascending order. Another function should be called that calculates the average score. The program should display the sorted list of scores and averages with appropriate headings. Use pointer notation rather than array notation whenever possible. Input Validation: Do not accept negative numbers for test scores.

Answers

Answer:

C++ Program

Explanation:

#include <iostream>

#include <iomanip>

using namespace std;

void arrSelectSort(double *, int);

void showArrPtr(double *, int);

void showAverage(double, int);

int main()

{

 //dynamically allocate an array

 //acumulator

 //averge scores

 //number of test scores

 

 double *scores,                        

 total = 0.0;                  

//average;                              

int nScores;                      

 

   //Get how many test scores the users wants to enter.

cout << "How many test scores would you like to process?";

cin >> nScores;

//condition about the scores

scores = new double[nScores];

if (scores == NULL)

 return 0;

//Get the number of each test

cout << "Enter the test scores below.\n";

 

 

 

for (int count = 0; count < nScores; count++)

{

 cout << "Test score #" << (count + 1) << ": ";

 cin >> *(scores + count);

 

}

 

//total score operation

for (int count = 0; count < nScores; count++)

{

 total += *(scores + count);

}

showAverage(total, nScores);

//the array pointers

arrSelectSort(scores, nScores);

cout << "the ascending order is: \n";

showArrPtr(scores, nScores);

 

//free memory.

delete[] scores;

scores = 0;

 

 

return 0;

 

}

// bubble sort  

void arrSelectSort(double *array, int size)

{

int temp;

bool swap;

do

{

 swap = false;

 for (int count = 0; count < (size - 1); count++)

 {

  if (*(array + count) > *(array + count + 1))

  {

   temp = *(array + count);

   *(array + count) = *(array + count + 1);

   *(array + count + 1) = temp;

   swap = true;

  }

 }

} while (swap);

}

// sort function

void showArrPtr(double *array, int size)

{

for (int count = 0; count< size; count++)

 cout << *(array + count) << " ";

cout << endl;

}

// average function

void showAverage(double total, int nScores)

{

double average;

//average operation

average = total / nScores;

 

//Display the results.

cout << fixed << showpoint << setprecision(2);

cout << "Average Score: " << average << endl;

}

Describe the difference between the typical states of your PC. Include shutdown, hibernation, standby, fully awake, etc.

Answers

Answer:

The answer is explained below:

Explanation:

There are various modes in a computer that can be used as per the need.

The three modes provided in a compute are Standby, sleep and Hibernate.

Hibernate: Hibernate mode saves all the open windows and then shuts down the computer. It also saves more energy because the computer goes off completely. A computer needs more time to wake up from hibernation mode.

Sleep mode: Sleep mode means different things on different computers and operating systems. In windows it means standby. It the computer has been sleeping for  more than three hours then it hibernates automatically.  

Standby: Standby mode is for saving energy, it puts your computer into energy saving mode.

Shutdown: If you shut down a computer then all the software programs are closed and the computer turns off. The last program to be closed is operating system.

Fully awake mode means that the computer is running normally.

Universal containers wants to provide a different view for its users when they access an Account record in Salesforce1 instead of the standard web version. How can this be accomplished

Answers

Answer:

There are four options for this question: A and D are correct.

A. By adding a mobile layout and assigning it to a profile.

B. By adding quick actions in the publisher section

C. By adding actions in the Salesforce1 action bar section.

D. By adding Visualforce page to the mobile cards section.

Explanation:

We can add a different view for the users instead of the standard web, we can use a mobil design and assign a different profile, addition, we can implement the visualforce page to create a new view, with this option we make a better and interesting user interface with interaction with different views.

How long would it take to transfer a 600-MB database from disk to memory over a DMA channel with a bandwidth of 2.5 GB/s?

Answers

Answer:

0.24 seg

Explanation:

We have 600 MB of data if we convert it to Gb we get 0.6Gb of data, the bandwidth is telling us that we can transfer 2.5 Gb of data per second if we assume that the data transfer is lineal we can apply the rule of three to solve the problem:

2.5 Gb -> 1 seg

0.6 Gb -> X

Applying the cross multiplication we get that X = 0.6 Gb* 1 seg / 2.5 Gb = 0.24 seg

Final answer:

The time required to transfer a 600-MB database over a DMA channel with a bandwidth of 2.5 GB/s is 0.24 seconds.

Explanation:

To calculate the transfer speed of a 600-MB database over a DMA channel with a bandwidth of 2.5 GB/s, you first need to convert the database size to the same unit as the bandwidth. In this case, 600 MB = 0.6 GB.

The time to transfer data over a channel is equivalent to the size of the data (in GB) divided by the bandwidth (in GB/s). Therefore, the time to transfer the 600-MB database would be 0.6 GB / 2.5 GB/s = 0.24 seconds.

Learn more about Data Transfer here:

https://brainly.com/question/35863200

#SPJ3

You will be given a string, containing both uppercase and lowercase alphabets(numbers are not allowed).

You have to print all permutations of string with the added constraint that you can’t change the uppercase alphabets positions.


Example: (puNeeTgUlia)

Answers

Answer:

The Java code is given below with appropriate comments

Explanation:

import java.util.*;

class Main {

   static Set<String> set = new HashSet();

   static void printPerms(char ch[], int ind){

       //If end of string is reached, add it to set

       if(ind==ch.length){

           set.add(new String(ch));

           return;

       }

       for(int i=ind;i<ch.length;i++){

           //Only swap if lower case

           if((ch[i]>='a' && ch[i]<='z')&&((ch[ind]>='a' && ch[ind]<='z'))){

               char t  = ch[i];

               ch[i] = ch[ind];

               ch[ind] = t;

           }

           printPerms(ch,ind+1);

           if((ch[i]>='a' && ch[i]<='z')&&((ch[ind]>='a' && ch[ind]<='z'))){

               char t  = ch[i];

               ch[i] = ch[ind];

               ch[ind] = t;

           }

       }

   }

   public static void main(String[] args) {

       printPerms("aBbCc".toCharArray(),0);

       System.out.println(set);

   }

}

Final answer:

The question involves creating an algorithm to generate permutations of a given string without altering the positions of uppercase alphabets, a problem suitable for Computers and Technology at the college level.

Explanation:

The task requires generating all permutations of a given string while maintaining the original positions of the uppercase alphabets. This is typically a problem that can be approached algorithmically, falling under the category of Computers and Technology. To solve it, you would need to find permutations of the lowercase letters only and then insert them back into the string at the positions not occupied by uppercase letters.

One way to achieve this is to extract all lowercase letters and use a permutation algorithm, such as Heap's algorithm, to generate all permutations while the uppercase letters act as anchors, holding their respective positions fixed. As each permutation of the lowercase letters is generated, it's interlaced with the uppercase ones to construct a full-string permutation that meets the condition. This process is repeated until all permutations of the lowercase characters are exhausted.

Given that ph refers to a float, write a statement that compares ph to 7.0 and makes the following assignments (RESPECTIVELY!) to the variables neutral, base, and acid:

0,0,1 if ph is less than 7
0,1,0 if ph is greater than 7
1,0,0 if ph is equal to 7

Answers

Final answer:

The pH scale measures how acidic or basic a substance is. Human blood (pH 7.4) is basic, household ammonia (pH 11.0) is also basic, and cherries (pH 3.6) are acidic.

Explanation:

To compare the value of ph to 7.0, we can use an if-else statement in Python. We can assign the values to the variables neutral, base, and acid as follows:

If ph is less than 7, assign 0,0,1 to neutral, base, and acid respectively.If ph is greater than 7, assign 0,1,0 to neutral, base, and acid respectively.If ph is equal to 7, assign 1,0,0 to neutral, base, and acid respectively.

________ is the gathering, organizing, sharing, and analyzing of the data and information to which a business has access.

Answers

Answer:

"knowledge management"  is the answer for the above question.

Explanation:

Knowledge management is used to manage information. It is used to collect the data or information and analyze the information to extract the useful information.The useful information collected by this concept is used for the organization to take the decisions of the organizations.The above question asked about the concept which is used to gather the information and analyze the information for the business. This concept name is "Knowledge management".

Define a function print total inches, with parameters num_feet and num_inches, that prints the total number of inches. Note: There are 12 inches in a foot. Sample output with inputs: 5 8 Total inches: 68

Answers

Answer:

   public static void printTotalInches(double num_feet, double num_inches){

       double inches = 12*num_feet;

       System.out.println("Total value in feets is: "+(inches+num_inches));

   }

This function is written in Java Programming Language. Find a complete program with a call to the function in the explanation section

Explanation:

public class ANot {

   public static void main(String[] args) {

//Calling the function and passing the arguments

   printTotalInches(5,8);

   }

   public static void printTotalInches(double num_feet, double num_inches){

       double inches = 12*num_feet;

       System.out.println("Total value in feets is: "+(inches+num_inches));

   }

}

Answer:

def calc_total_inches(num_feet, num_inches):

   return num_feet*12+num_inches

Explanation:

Scripts for business processes: a. are unique b. are always followed exactly c. are often modified d. are invariant e. all have the same fixed number of events

Answers

Answer:

Scripts for businesses are always followed exactly.

Explanation:

A computer script is a list of commands that are executed by a certain program or scripting engine. Scripts may be used to automate processes on a local computer.

Web crawlers or spiders collect information from Web pages in an automated or semi-automated way. Only the text of Web pages is collected by crawlers. True False

Answers

Answer:

The correct answer to the following question will be "False".

Explanation:

Web crawlers make copies of google search recovery pages that index the streamed pages to allow subscribers to more effectively search. It collects details of Web pages in an automatically generated or semi-automated form.The code of HTML and Hyperlink can be checked by crawlers. They could be used for scraping of the web.

Therefore, the given statement is false.

Suppose two hosts, A and B, are separated by 15,000 kilometers and are connected by a direct link of R = 5 Mbps. Suppose the propagation speed over the link is 2.5 * 108 meters/sec.How long does it take to send a 1,500,000 bit file, assuming it is sent continuously?

Answers

Answer:

360 msec

Explanation:

Data provided in the question:

Distance between the two hosts = 15,000 kilometer

= 1.5 × 10⁷ m    [ ∵ 1 km = 1000 m ]

Transmission rate, R = 5 Mbps = 5 × 10⁶ bits per second

Propagation speed over the link = 2.5 × 10⁸ meters/sec

Size of file to be sent = 1,500,000 bit

Now,

Propagation delay (dprop)

= Distance ÷ Speed

= ( 1.5 × 10⁷ ) ÷ (2.5 × 10⁸)

= 0.06 sec

= 60 msec           [ ∵ 1 sec = 1000 millisecond ]

Transmission delay (dtrans)

= Size of file ÷ Rate of transmission

= 1500000 ÷ ( 5 × 10⁶ )

= 0.3 sec

= 300 msec

Therefore,

Time required for transmitting the file

= Propagation delay + Transmission delay

= 60 msec + 300 msec

= 360 msec

Final answer:

The total time to send a 1,500,000-bit file from host A to host B over a distance of 15,000 kilometers at a rate of 5 Mbps is 0.36 seconds, which is the sum of the transmission time (0.3 seconds) and the propagation delay (0.06 seconds).

Explanation:

To calculate the time taken to send a 1,500,000-bit file from host A to host B separated by 15,000 kilometers at a rate of 5 Mbps, you need to consider both the transmission time and the propagation delay. The transmission time is the time required to push all the file's bits onto the wire and is given by the file size divided by the transmission rate. The second part is the propagation delay, which is the time it takes for the first bit to travel from the source to the destination.

The transmission time can be calculated as: Transmission Time = File size / Rate = 1,500,000 bits / (5 x 10⁶ bits/sec) = 0.3 seconds.

The propagation delay is the distance divided by the speed of light in the medium, which is: Propagation Delay = Distance / Speed of light = 15,000 km / (2.5 x 10⁸ m/s) = 0.06 seconds. Since the distance needs to be in meters, we convert it by multiplying by 1,000: Propagation Delay = 15,000,000 m / (2.5 x 10⁸ m/s) = 0.06 seconds.

The total time to send the file is the sum of transmission time and propagation delay: Total Time = Transmission Time + Propagation Delay = 0.3 s + 0.06 s = 0.36 seconds.

Sample Run 1 Enter your word: zebras Enter a number: 62 Password not long enough. Sample Run 2 Enter your word: newyorkcity Enter a number: 892 Password: N@wyorkci y892

Answers

Answer:

import random

paswrd = input("Enter Pass: ")

while len(paswrd) < 8:

print('Password not long enough.')

paswrd = input("Enter Pass: ")

paswrd = paswrd.replace('e', '@')

paswrd = paswrd.replace('E', '@')

paswrd = paswrd.replace('s', '$')

paswrd = paswrd.replace('S', '$')

paswrd = paswrd.replace('t', '+')

paswrd = paswrd.replace('T', '+')

paswrd = paswrd.capitalize()

paswrd = paswrd + (str(random.randint(1,999)))

print(paswrd)

Explanation:

Take the password as input from user.Replace the alphabets with relevant characters.Capitalize the password.Finally display the password.

True or False? When working at the keyboard, the user generates a newline character by pressing the Enter or Return key.

Answers

The answer to this question is True

True, the newline character is generated by pressing the Enter or Return key and is used to signify the end of a line across various operating systems.

True, when working at the keyboard, the user generates a newline character by pressing the Enter or Return key. This action instructs the computer to move to the next line, and it's supported by the underlying ASCII character set which includes a 'carriage return' (CR) and a 'line feed' (LF) to represent the end of a line.

While different operating systems have their own conventions for line endings (Windows uses CRLF, Unix uses LF, and early Apple Mac used CR), the concept of the newline character is consistent across different platforms and is often represented by '\n' in text processing.

In Java library, a color is specified by its red, green,and blue components between 0 and 255. write a program 'BrighterDemo ' that constructs a color object with red, green,and blue values of 50,100, and 150. Then apply the brighter methodand print the red, green, and blue values of the resultingcolor.
B) Repeat question (a), but apply the darker method twice tothe predefined object Color.RED. Call your class DarkerDemo.

Answers

Answer:

.

Explanation:

Why were the practitioners of alternative software development methods not satisfied with the traditional waterfall method?

Answers

The traditional waterfall method involves the breakdown of projects into

linear sequential phases. This method didn't give enough room for changes

to be made during testing stages.

The practitioners of alternative software development methods were not

satisfied with the traditional waterfall method due to other reasons such as:

Inferior quality.Bad visibility.Large risk etc.

Read more about Waterfall method here https://brainly.com/question/25655550

It should be noted that the practitioners of alternative software development methods not satisfied with the traditional waterfall method because;

Of inability to make changes during testing stages.Large riskInferiority quality.

The traditional waterfall method in software development can be regarded as a method which involves development of the projects base on linear sequential phases.

However, this method doesn't allow to make changes Incase their is an error during testing stages.

Learn more about software development at,

https://brainly.com/question/22654163

If there are 8 opcodes and 10 registers, a. What is the minimum number of bits required to represent the OPCODE? b. What is the minimum number of bits required to represent the Destination Register (DR)? c. What is maximum number of UNUSED bits in the instruction encoding?

Answers

Answer:  

For 32 bits Instruction Format:

OPCODE   DR               SR1                   SR2      Unused bits

a) Minimum number of bits required to represent the OPCODE = 3 bits

There are 8 opcodes. Patterns required for these opcodes must be unique. For this purpose, take log base 2 of 8 and then ceil the result.

Ceil (log2 (8)) = 3

b) Minimum number of bits For Destination Register(DR) = 4 bits

There are 10 registers. For unique register values take log base 2 of 10 and then ceil the value.  4 bits are required for each register. Hence, DR, SR1 and SR2 all require 12 bits in all.  

Ceil (log2 (10)) = 4

c) Maximum number of UNUSED bits in Instruction encoding = 17 bits

Total number of bits used = bits used for registers + bits used for OPCODE  

     = 12 + 3 = 15  

Total  number of bits for instruction format = 32  

Maximum  No. of Unused bits = 32 – 15 = 17 bits  

OPCODE                DR              SR1             SR2              Unused bits

  3 bits              4 bits          4 bits           4 bits                17 bits

Final answer:

To represent 8 opcodes, 3 bits are required; for 10 registers, a minimum of 4 bits is needed. Therefore, if using a 32-bit instruction encoding, there would be 25 unused bits.

Explanation:

If we consider the scenario where there are 8 opcodes and 10 registers, we can figure out the minimum number of bits required for representing each by understanding how numbers are represented in binary.

a. Minimum number of bits to represent the OPCODE: To represent 8 opcodes, a minimum of 3 bits is required. This is because 22 (or 4) is too small to represent 8 distinct values, but 23 (or 8) is just right.b. Minimum number of bits to represent the Destination Register (DR): To represent 10 registers, we need at least 4 bits. This is because 23 (or 8) is not enough to represent 10, but 24 (or 16) provides enough unique combinations for 10 registers.c. Maximum number of UNUSED bits in the instruction encoding: This part of the question might refer to how instruction encoding is designed with a fixed size, for instance, 32 bits. If the only information required is the opcode and the destination register, using 7 bits in total, then there are 25 unused bits if we consider 32-bit instruction encoding.

Understanding these numbers helps with the basics of how computer instructions and machine code are structured, which is essential knowledge in computer architecture and programming.

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