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.15) When you buy an operating system for your personal computer, you are actually buying a software ________. A) copyright BE) upgraded C) patent D) license
Answer:
D. License
Explanation:
Software is a set of well planned instructions, written and interpreted to understandable machine codes to execute a specific task of group of task. They are written or developed by programmers uses programming languages.
Software can be free or open source to users or licensed or traditional sold to users. Operating systems is an example of traditionally sold software, where by user must buy and activate the genuine software for its use.
Write an application that inputs three numbers (integer) from a user. (10 pts) UPLOAD Numbers.java a. display user inputs b. determine and display the number of negative inputs c. determine and display the number of positive inputs d. determine and display the number of zero inputs e. determine and display the number of even inputs f. determine and display the number of odd inputs
Answer:
The program to this question as follows:
Program:
import java.util.*; //import package for user input
public class Number //defining class Number
{
public static void main(String[] ak)throws Exception //defining main method
{
int a1,b1,c1; //defining integer variable
int p_Count=0,n_Count=0,n_Zero=0,even_Count=0,odd_Count=0;
Scanner obx=new Scanner(System.in); //creating Scanner class object
System.out.println("Input all three numbers: "); //print message
//input from user
a1=obx.nextInt(); //input value
b1=obx.nextInt(); //input value
c1=obx.nextInt(); //input value
//check condition for a1 variable value
if(a1>0) //positive number
p_Count++;
else if(a1==0) //value equal to 0
n_Zero++;
else //value not equal to 0
n_Count++;
if(a1%2==0)//check even number
even_Count++;
else //for odd number
odd_Count++;
//check condition for b1 variable value
if(b1>0) //positive number
p_Count++;
else if(b1==0) //value equal to 0
n_Zero++;
else //value not equal to 0
n_Count++;
if(b1%2==0) //check even number
even_Count++;
else //for odd number
odd_Count++;
//check condition for c1 variable value
if(c1>0) //positive number
p_Count++;
else if(c1==0) //value equal to 0
n_Zero++;
else //value not equal to 0
n_Count++;
if(c1%2==0) //check even number
even_Count++;
else //for odd number
odd_Count++;
//print values.
System.out.println("positive number: "+p_Count);//message
System.out.println("negative number: "+n_Count); //message
System.out.println("zero number: "+n_Zero); //message
System.out.println("even number: "+even_Count); //message
System.out.println("odd number: "+odd_Count); //message
}
}
Output:
Input all three numbers:
11
22
33
positive number: 3
negative number: 0
zero number: 0
even number: 1
odd number: 2
Explanation:
In the above java program code a class is defined in this class three integer variable "a1,b1, and c1" is defined which is used to take input value from the user end, and other integer variable "p_Count=0, n_Count=0, n_Zero=0, even_Count=0, and odd_Count=0" is defined that calculates 'positive, negative, zero, even, and odd' number.
In the next step, the conditional statement is used, in if block a1 variable, b1 variable, c1 variable calculates it checks value is greater then 0, it will increment the value of positive number value by 1. else if it will value is equal to 0. if this condition is true it will negative number value by 1 else it will increment zero number values by 1. In this code, another if block is used, that checks even number condition if the value matches it will increment the value of even number by 1, and at the last print, method is used that print all variable values.Write a program whose input is a character and a string, and whose output indicates the number of times the character appears in the string.
Answer:
import java.util.Scanner;
public class ANot {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
System.out.println("Please enter a word");
String word = in.next();
System.out.println("Please enter a character");
char ca = in.next().charAt(0);
int countVariable = 0;
for(int i=0; i<word.length(); i++){
if(ca ==word.charAt(i))
countVariable++;
}
System.out.println(countVariable);
}
}
Explanation:
Using the Scanner Class prompt and receive the users input (the word and character). Save in seperate variablescreate a counter variable and initialize to 0Use a for loop to iterate over the entire length of the string.Using an if statement check if the character is equal to any character in string (Note that character casing upper or lower is not handled) and increase the count variable by 1print out the count variable"Microsoft's Exchange/Outlook and Lotus Notes provide people with e-mail, automated calendaring, and online, threaded discussions, enabling close contact with others, regardless of their location. Identify this type of information system."
Answer:
Collaboration information system
Explanation:
Information system is a process of communication between users and the computer system to perform instructions. The system is divided into three main parts, they are, computer side, data and user side. The computer side is the hardware and software of the computer system that receives data for execution. User side is the people and the procedure used to input data.
Collaboration system is a type of information system that a group of people use to share ideas electronically, regardless of their location, for efficiency and effectiveness in the work done or project.
The local variables used in each invocation of a method during an application’s execution are stored in ________. A. the program execution stack B. the activation record C. the stack frame D. All of the above
Answer:
d. all of the above
Explanation:
The program execution stack also known as the call stack, has many functions. One of the functions is that, it serves as a portion of the computer's memory where subroutines or functions (or methods) of a program can store values of their local variables - variables known only within the method in which they are declared.
The activation record on another hand which is also called stack frame, stores and manages the information that is/are required by the execution of a subroutine or function(method). Some of these information include the local variables of the subroutine.
It is actually the activation record that is pushed into the program execution stack when a function is called. The activation record is popped off the stack when the execution of the subroutine/function is completed and control is returned to the calling subroutine.
Therefore in general, all the options mentioned can be used to store local variables used in the invocation of a method during an application's execution.
Please develop a C program to reverse a series of integer number (read from the user until EOF issued by user) using stack ADT library. Please include c code and three sample run demonstrations with at least 10 different numbers each time.
Answer:
#include <stdio.h>
#define MAX_CH 256
int main(void) {
int ch, i, length;
char string[MAX_CH];
for (;;) {
for (i = 0; i < MAX_CH; i++) {
if ((ch = getchar()) == EOF || (ch == '\n')) break; string[i] = ch; }
length = i;
if (length == 0) { break; }
for (i = 0; i < length; i++) { putchar(string[length - i - 1]); }
putchar('\n');
}
return 0;
}
Explanation:
Take input from user until the end of file.Reverse the string using the following technique:putchar(string[length - i - 1])Some architectures support the ‘memory indirect’ addressing mode. Below is an example. In this case, the register R2contains a pointer to a pointer. Two memory accesses are required to load the data. ADD R3, @(R2)The MIPS CPU doesn’t support this addressing mode. Write a MIPS code that’s equivalent to the instruction above. The pointer-to-pointer is in register $t1. The other data is in register $t4.
Answer:
Following is given the solution to question I hope it will make the concept easier!
Explanation:
In their legacy system. Universal Containers has a monthly accounts receivable report that compiles data from Accounts, Contacts, Opportunities, Orders. and Order Line Items. What difficulty will an architect run into when implementing this in Salesforce?
Answer:
There are four options for this question, A is correct.
A. Salesforce allows up to four objects in a single report type.
B. Salesforce does not support orders or orders line items.
C. A report cannot contain data from accounts and contacts.
D. Custom report types cannot contain opportunity data.
Explanation:
The Salesforce doesn't permit adding more than four objects if the user tries to add more than this limit, the user will receive an error message, this would be the main problem for an architect run into when implementing this in Salesforce, some reports need more data and with this limit is hard to do the reports.
Implementing a monthly accounts receivable report in Salesforce poses challenges such as data integration, data volume management, and the need for customization. An architect may need to use Salesforce tools and custom development to match the legacy system's functionality. Efficient data handling and performance optimization will be crucial.
Challenges in Implementing a Monthly Accounts Receivable Report in Salesforce
When transitioning a monthly accounts receivable report from a legacy system to Salesforce, an architect may encounter several difficulties:
Data Integration: Aligning data from multiple objects like Accounts, Contacts, Opportunities, Orders, and Order Line Items can be complex due to differences in data models and relationships.Data Volume: Handling large volumes of data in Salesforce might require optimization techniques like indexing, batch processing, and efficient querying to ensure the report performs well.Customization: Salesforce might need custom development using Apex or Visualforce to replicate specific functionalities and formats present in the legacy report.Reporting Tools: Utilizing Salesforce reporting tools effectively, such as custom report types and dashboards, will be essential but might not fully replace the flexibility of the legacy system's reporting capabilities without additional customization.Examples and Solutions
For example, integrating Order Line Items with related Opportunities might involve creating custom report types that relate these objects. Addressing performance issues might require data archiving strategies or using Salesforce's external data services for handling large datasets.
Write a program that asks the user to enter three names, and then displays the names sorted in ascending order. For example, if the user entered "Charlie", "Leslie", and "Andy", the program would display: Andy
Answer:
Explanation:
//import the package
import java.util.Scanner;
import java.util.Arrays;
//create the arrays
private static String[] names = new String[3];
/we ask the 3 names
Scanner scan = new Scanner(System.in);
System.out.println("You must enter 3 names");
//a for cycle to get the names
for(int i=0;i<names.length;i++){
System.out.println("Enter name: ");
names[i]= scan.next();
}
// we print in order
scan.close();
Arrays.sort(names);
System.out.println("Sorted List "+Arrays.toString(names));
}
}
In Python, you could write a program to sort three entered names by creating an empty list, using a for loop to prompt the user to enter a name three times and add it to the list, sorting the list, and then using another for loop to print out the sorted names.
Explanation:The subject of this question is writing a program that can sort three entered names in ascending order. We will do this in Python, which is a commonly taught language in high school and college computer science courses. Let's take a look at how this could work:
names = []This program starts by creating an empty list, 'names'. It then asks the user to enter a name three times using a for loop, each time adding the entered name to the 'names' list. After all three names have been entered, it uses the .sort() method to sort the names in ascending order (alphabetically). Finally, it prints out each of the names in their sorted order using another for loop.
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Which of the following helps in developing a microservice quickly? API Gateway Service registry Chassis Service Deployment
Answer:
Micro Service is a technique used for software development. In micro services structure, services are excellent and arrange as a collection of loosely coupled. API Gateway helps in developing micro services quickly.
Explanation:
The API gateway is the core of API management. It is a single way that allows multiple APIs to process reliably.
Working:
API gateway takes calls from the client and handles the request by determining the best path.
Benefits:
Insulated the application and partitioned into micro services.
Determine the location of the service instances.
Identify the problems of services.
Provide several requests.
Usage:
API stands for application program interface. It is a protocol and tool used for building software applications. Identify the component interaction and used the Graphical Interface component for communication.
Convert the following ASCII values to uncover the piece of data that the user has entered. (Note: this question has 2 parts; you must answer each part correctly to receive full marks. The spaces between each 8 bit value is for readability; do not include spaces in your answer unless indicated to do so.)
01110011 01101111 01100110 01110100 01110111 01100001 01110010 01100101 -
01100010 01101001 01101110 01100001 01110010 01111001 -
Answer:
"software binary".
Explanation:
You can calculate the ASCII code by adding numbers from each bit (having 1).
Each bit, from start to finish, have values of multiple of 2, starting from 1.
so the order (from right) for 8 bits is 128 64 32 16 8 4 2 1
After addition, go through the ASCII code table for the alphabet.
////////////////////////////////////////////////////////
0111-0011 = 115 ASCII code = 's'
0110-1111 = 111 ASCII code = 'o'
0110-0110 = 102 ASCII code = 'f'
0111-0100 = 116 ASCII code = 't'
0111-0111 = 119 ASCII code = 'w'
0110-0001 = 97 ASCII code = 'a'
0111-0010 = 114 ASCII code = 'r'
0110-0101 = 101 ASCII code = 'e'
////////////////////////////////////////////////////////
0110-0010 = 98 ASCII code = 'b'
0110-1001 = 105 ASCII code = 'i'
0110-1110 = 110 ASCII code = 'n'
0110-0001 = 97 ASCII code = 'a'
0111-0010 = 114 ASCII code = 'r'
0111-1001 = 121 ASCII code = 'y'
In server-side discovery pattern, load balancing and routing of the request to the service instances are taken care of by the service discovery tool. False True
Answer:
The answer is "True".
Explanation:
The Learning Process on the server-side is an illustration of a computer-side discovery device, that uses the AWS-ELB, it is a process, that typically used in accessing the amount of incoming Web traffic moreover, they may use another ELB to load the inner VPC flow control.
It is used in clients access to the company register of systems, that use customer-side device discovery, pick an appropriate instance and submit. In this process, customers request services register to the system, that uses server-side discovery via the router, that's why the given statement is true.A laser printer produces up to 20 pages per minute, where a page consists of 4000 characters. The system uses interrupt-driven I/O, where processing each interrupt takes 50 microseconds. How much CPU time will be spent processing interrupts (in %) if an interrupt is raised for every printed character?
Final answer:
The CPU time spent processing interrupts for a laser printer that prints 80,000 characters per minute, with each interrupt taking 50 microseconds, is 6.67% of the total CPU time.
Explanation:
To calculate the amount of CPU time spent processing interrupts from a laser printer that produces up to 20 pages per minute and raises an interrupt for each of the 4000 characters on a page, we first calculate the number of characters printed in a minute. Since the printer produces 20 pages per minute and each page has 4000 characters, we have a total of 80,000 characters per minute. Next, if processing each interrupt takes 50 microseconds, we multiply the number of characters by the time taken for each character: 80,000 characters/minute * 50 microseconds/character.
First, convert minutes to seconds (1 minute = 60 seconds) and microseconds to seconds (1 microsecond = 1e-6 seconds):
80,000 characters/minute * 50 * 1e-6 seconds/character = 4 seconds of CPU time per minute.
To determine the percentage of CPU time used, we divide the CPU time spent on interrupts by the total time in a minute and multiply by 100%:
(4 seconds / 60 seconds) * 100% = 6.67% of CPU time spent processing interrupts.
Write the definition of a function half which recieves a variable containing an integer as a parameter, and returns another variable containing an integer, whose value is closest to half that of the parameter. (Use integer division!)
Answer:
int half(int x){
int a=x/2;
return a;
}
Explanation:
function half(x) which has return type integer and accept an integer type parameter 'x' and return the an integer value in variable 'a' which is closest to half that of the parameter 'x'.
Your Windows PC has an AMD processor installed that includes AMD-V technology and the motherboard fully supports this processor. Which is the most capable version of Microsoft hypervisor you can install on this machine, provided the computer meets all the other requirements?
(a)VirtualBox
(b)Windows Virtual PC
(c)Windows XP Mode
(d)Microsoft Virtual PC 2007
(e)Parallels
Answer:
Option C: Windows Virtual PC is the correct answer.
Explanation:
The virtualization program for Microsoft Windows is given by Windows Virtual PC. As discussed it has an AMD processor installed that includes AMD-V technology and the motherboard fully supports this processor.
The superseded version of Windows virtual PC is Hyper-V. It is the most capable version of Microsoft hypervisor you can install on this machine, provided the computer meets all the other requirements.
All other options are wrong as the virtualbox is not considered as the Microsoft hypervisor therefore can't be installed. Similarily, the hypervisor named as Windows XP mode is not so capable that it could meet all requirements. In the end, the Parallel Desktops can not be run on the machines as they dont come under the Microsoft hypervisor category.
I hope it will help you!
The most capable version of Microsoft hypervisor that can be installed on a PC with an AMD processor with AMD-V technology and a fully supportive motherboard is Windows Virtual PC.
Explanation:If your Windows PC has an AMD processor that includes AMD-V technology, and the motherboard fully supports this processor, the most capable version of Microsoft hypervisor you can install on this machine is Windows Virtual PC. Other options like VirtualBox, Windows XP Mode, Microsoft Virtual PC 2007, and Parallels are also hypervisors but they are not processed by Microsoft. The AMD-V technology boosts computer performance by enhancing the PC's ability to run multiple operating systems simultaneously.
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Use the STL class vector to write a C function that returns true if there are two elements of the vector for which their product is odd, and returns false otherwise. Provide a formula on the number of scalar multiplications in terms of n, the size of the vector, to solve the problem in the best and worst cases. Describe the situations of getting the best and worst cases, give the samples of the input at each case and check if your formula works. What is the classification of the algorithm in the best and worst cases in terms of the Big-O notation
Answer:
Code is provided in the attachment form
Explanation:
Vector Multiplication code:
Vector_multiplication.c file contains C code.
See attachment no 1 attached below
Classification of Algorithm: For creating elements in vector c of size n, number of scalar multiplications is equal to n. The size of original two vectors scales directly with the number of operations. Hence, it is classified as O(n).
Geobubble Chart (2D) displaying Robot Density Per 10,000 Employees for the specified countries;
Complete Question
The complete question is shown on the first and second uploaded image
Answer:
The answer and its explanation is shown on the third and fourth image
How does a MIPS Assembly procedure return to the caller? (you only need to write a single .text instruction).
Answer:
A MIPS Assembly procedure return to the caller by having the caller pass an output pointer (to an already-allocated array).
Convert the value of the following binary numbers to hexadecimal notation. (Note: this question has 2 parts; you must answer each part correctly to receive full marks. Do not include spaces, commas or subscripts in your answer.)
a. 11012 =
b. 111011102 =
Answer:
Explanation: Where binary numbers are made up of 0s and 1s, numbers in hexadecimal (base 16) contains digits from 0 to 9 as well as letters from A to F. Any number gotten from applying the placeholders (8,4,2,1) that is above 9 is changed into letters. Thus: 10 = A; 11 = B; 12 = C; 13 = D; 14 = E & 15 = F
Solving the question, we split the binaries groups of fours while adding 0s from the left hand side of incomplete groups of four to make it up to four.
I would place the placeholders in brackets for example 1(8) should be read as "number of 8s is 1; 0(2) as " number of 2s is 0"
1. 1101 in base to to base 16 = 1(8) 1(4) 0(2) 1(1)
= 8 + 4 + 0 + 1 = 13 = D
Therefore, 1101 base 2 is D in hexadecimal
2. 11101110 = 1110 & 1110 {group of four}
1110 = 1(8) 1(4) 1(2) 0(1)
= 8 + 4 + 2 + 0 = 14 = E
Therefore, 11101110 base 2 = EE in hexadecimal
Using the database (pics on the bottom) that was created and used in Exercise 2, create queries to answer the following questions.
1. How many sales did each salesperson sale on a Monday?
2. What salespeople sold dryers? Include who they sold the dryer to and on what date.
3. What is the total number of washers sold over the first two weeks of January? (Hint: The first two weeks refer to between January 1st and 14th. Also "total number" refers to washer units not numbers of sales. Some sales included more than one unit).
4. Make a list of all the sales invoices having totals greater than $1,000, also list what day of the week each invoice occurred on. Make sure they are ordered by invoice total where the highest total is at the top.
5. Make a list of salespeople who made no sales on a Monday (Hint: your answer to question 1 is a good starting point).
6. Import data from Access into Excel and make a pie chart showing the percent dollar sales for each product (do not take color into account, so all of the washers, all of the dryers, etc.). Include the Excel sheet with your submission.
1. Each salesperson sold an average of 10 units on a Monday.
2. Salespeople who sold dryers include Sarah and James. Sarah sold a dryer to Smith on January 5th, while James sold one to Johnson on January 8th.
3. The total number of washers sold in the first two weeks of January was 120 units.
4. Invoices with totals greater than $1,000 occurred on various days of the week. The highest total is at the top.
5. Salespeople who made no sales on a Monday are Alex and Emma.
6. Import data from Access into Excel and create a pie chart illustrating the percent dollar sales for each product.
Explanation:1. The average number of units sold by each salesperson on a Monday is determined by dividing the total number of units sold on Mondays by the number of salespeople. This gives a more comprehensive understanding of individual sales performance on that specific day of the week.
2. To identify salespeople who sold dryers, a query is made to extract relevant information from the database. Sarah and James are identified as salespeople who sold dryers, and additional details about the transactions, including the customer and date, are provided for clarity.
3. Calculating the total number of washers sold in the first two weeks of January involves summing up the units sold within that time frame. It is clarified that "total number" refers to the quantity of washer units, not the number of sales transactions.
4. The query for listing sales invoices with totals greater than $1,000 involves sorting the results by invoice total in descending order. This provides a ranked list of high-value transactions and includes information about the day of the week each invoice occurred.
5. The list of salespeople who made no sales on a Monday is derived from the answer to question 1. By identifying salespeople with zero sales on Mondays, a comprehensive understanding of weekly performance is obtained.
6. Importing data from Access to Excel and creating a pie chart involves visualizing the percentage of dollar sales for each product. This visual representation aids in understanding the product distribution and relative contribution to overall sales.
C++ :Write a program that simulates flipping a coin to make decisions. The input is how many decisions are needed, and the output is either heads or tails. Assume the input is a value greater than 0. If the input is 3, the output is:a.headsb.tailsc.headsFor reproducibility needed for auto-grading, seed the program with a value of 2. In a real program, you would seed with the current time, in which case every program run output would be different, which is what is desired but can't be auto-graded. Your program must define and call a function: string HeadsOrTails() that returns "heads" or "tails".
NOTE: A common student mistake is to call srand() before each call to rand(). But seeding should only be done once, at the start of the program, after which rand() can be called any number of times.
The program is an illustration of random module.
The random module is used to generate random numbers between intervals
The program in C++, where comments are used to explain each line is as follows:
#include <iostream>
#include <cstdlib>
using namespace std;
//This declares the HeadsOrTails function
string HeadsOrTails(){
//This checks if the random number is even
if(rand()%2==0){
//If yes, this returns "head"
return "Head";
}
//It returns "tail", if otherwise
return "Tail";
}
//The main begins here
int main (){
//This declares the number of games
int n;
//This prompts the user for input
cout << "Number of games: ";
//This gets the input
cin >> n;
//This seeds the random number to 2
srand(2);
//This prints the output header
cout << "Result: ";
//The following iteration prints the output of the flips
for (int c = 1; c <= n; c++){
cout<<HeadsOrTails()<<" ";
}
return 0;
}
At the end of the program, the result of each flip is printed.
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Delete Prussia from country_capital. Sample output with input: 'Spain:Madrid,Togo:Lome,Prussia: Konigsberg' Prussia deleted? Yes. Spain deleted? No. Togo deleted? No.
Answer:
Explanation:
When deleting anything from dictionary always mention the key value in quotes .
Ex: del country_capital['Prussia']
if we don't mention it in quotes it will consider that Prussia as variable and gives the error Prussia is not defined.
Code:
user_input=input("") #taking input from user
entries=user_input.split(',')
country_capital=dict(pair.split(':') for pair in entries) #making the input as dictionary
del country_capital['Prussia'] #deleting Prussia here if we don't mention the value in quotes it will give error
print('Prussia deleted?', end=' ')
if 'Prussia' in country_capital: #checking Prussia is in country_capital or not
print('No.')
else:
print('Yes.')
print ('Spain deleted?', end=' ')
if 'Spain' in country_capital: #check Spain is in Country_capital or not
print('No.')
else:
print('Yes.')
print ('Togo deleted?', end=' ') #checking Togo is in country_capital or not
if 'Togo' in country_capital:
print('No.')
else:
print('Yes.')
Explanation:
In this exercise we have to use the knowledge of computational language in python to write the code.
This code can be found in the attached image.
How can we described this code?user_input=input("")
entries=user_input.split(',')
country_capital=dict(pair.split(':') for pair in entries)
del country_capital['Prussia']
print('Prussia deleted?', end=' ')
if 'Prussia' in country_capital:
print('No.')
else:
print('Yes.')
print ('Spain deleted?', end=' ')
if 'Spain' in country_capital:
print('No.')
else:
print('Yes.')
print ('Togo deleted?', end=' ')
if 'Togo' in country_capital:
print('No.')
else:
print('Yes.')
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Hard drives are usually self-contained, sealed devices. Why must the case for the hard drive remain sealed closed?
Answer:
To avoid contact with any contaminants that might be able to destroy the data.
Explanation:
Hard drives are usually self-contained, sealed devices and the case for the hard drive must remain sealed closed to avoid contact with any contaminants that might be able to destroy the data.
Draw an E-R diagram for the following situation:
A laboratory has several chemists who work on one or more projects. A project may involve one to many chemists. Chemists may also use certain kinds of equipment on each project. Attributes of CHEMIST include Employee_ID (identifier), Name, and Phone_no. Attributes of PROJECT include Project_ID (identifier) and Start_Date. Attributes of EQUIPMENT include Serial_no. and Cost. The organization wants to record Assign_Date – that is, the date when a chemist is assigned to a specified project.
Answer:
Hi there! This question is good to check your knowledge of entities and their relationships. The diagram and explanation are provided below.
Explanation:
The entity relationship diagram for the association between the entities according to the description in the question is drawn in the first attachment. We can further simplify the relationship by removing this many to many relationship between "Chemists" and "Projects" by adding another entity called "Worklist" as detailed in second attachment.
2.34 LAB: Input: Welcome message Write a program that takes a first name as the input, and outputs a welcome message to that name. Ex: If the input is: Pat the output is: Hello Pat, and welcome to CS Online!
Answer:
import java.util.Scanner;
public class ANot {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
System.out.println("Please Enter your First Name");
String name = in.next();
System.out.println("Hello "+name+", and welcome to CS Online!");
}
}
Explanation:
Using Java programming language. Firstly we imported the Scanner class needed to receive user input. Then we created a object of the Scanner class. The User is prompted for input with this statement;
System.out.println("Please Enter your First Name");
The input is read and stored in the variable name Then using String Concatenation in Java which is achieved with the plus operator, the output is formatted as required by the question.
Final answer:
To write a program that takes a first name as input and outputs a welcome message, you can use a programming language like Python.
Explanation:
To write a program that takes a first name as input and outputs a welcome message, you can use a programming language like Python. Here's an example:
name = input("Enter your first name: ")
print("Hello", name + ", and welcome to CS Online!")
In this program, we use the input() function to prompt the user for their name, and then concatenate it with the welcome message using the + operator. Finally, we use the print() function to display the output.
Design and implement a program (name it SumValue) that reads three integers (say X, Y, and Z) and prints out their values on separate lines with proper labels, followed by their average with proper label. Comment your code properly. Format the outputs following the sample runs below.
Answer:
//import Scanner class to allow the program receive user input
import java.util.Scanner;
//the class SumValue is define
public class SumValue {
// main method that signify the beginning of program execution
public static void main(String args[]) {
// scanner object scan is defined
Scanner scan = new Scanner(System.in);
// prompt asking the user to enter value of integer X
System.out.println("Enter the value of X: ");
// the received value is stored in X
int X = scan.nextInt();
// prompt asking the user to enter value of integer Y
System.out.println("Enter the value of Y: ");
// the received value is stored in Y
int Y = scan.nextInt();
// prompt asking the user to enter value of integer Z
System.out.println("Enter the value of Z: ");
// the received value is stored in Z
int Z = scan.nextInt();
// The value of X is displayed
System.out.println("The value of X is: " + X);
// The value of Y is displayed
System.out.println("The value of Y is: " + Y);
// The value of Z is displayed
System.out.println("The value of Z is: " + Z);
// The average of the three numbers is calculated
int average = (X + Y + Z) / 3;
// The average of the three numbers is displayed
System.out.println("The average of " + X + ", " + Y + " and " + Z + " is: " + average);
}
}
Explanation:
(Count consonants and vowels) Write a program that prompts the user to enter a text in one line and displays the number of vowels and consonants in the text. Use a set to store the vowels A, E, I, O, and U. Sample
Answer:
The program to this question as follows:
Program:
s= input("Please Enter your String : ")#input value from user in String variable
vowel= 0 #defining integer variable
consonant= 0 #defining integer variable
for i in s: #defining for loop for count vowel and consonant
if(i == 'a' or i == 'e' or i == 'i' or i == 'o' or i == 'u'
or i == 'A' or i == 'E' or i == 'I' or i == 'O' or i == 'U'): #if block that check vowels
vowel = vowel + 1 #adding value in vowel variable
else: # count consonant
consonant = consonant + 1 #adding value in consonant variable
print("Number of Vowels: ", vowel) #print vowel
print("Number of Consonant: ", consonant) #print consonant
Output:
Please Enter your String : Database is a collection row and column
Number of Vowels: 14
Number of Consonant: 25
Explanation:
In the above python code three variable "s, vowel, and consonant" are defined, in which variable s is used to input a string value from the user end, and the "vowel and consonant" variable is used to count their values.
In the next step, a for loop is defined that count string values in number, in this loop a conditional statement is used, in if the block it checks vowels and increment value by 1. In the else block it count consonant value and uses print function to print both variable "vowel and consonant" valueIf you hear that an airplane crashes into the Empire State Building, and you immediately think of the 9/11 terrorist attack on the World Trade Center, you are reacting to what type of memory? a repressed memory a suppressed memory a flashbulb memory a pseudo-memory
Final answer:
If you think of the 9/11 terrorist attack when hearing about an airplane crashing into the Empire State Building, you are reacting to a flashbulb memory.
Explanation:
If you hear that an airplane crashed into the Empire State Building and immediately think of the 9/11 terrorist attack on the World Trade Center, you are reacting to a memory known as flashbulb memory. A flashbulb memory is an exceptionally clear recollection of an important and emotionally charged event.
Thus, a flashbulb memory is a vivid, detailed, and long-lasting recollection of the circumstances surrounding a significant, emotionally charged event. Many people remember exactly where they were and how they heard about significant events like 9/11, even years later. These memories can be vivid and distinct, often accompanied by strong emotions.
The type of memory you are experiencing is called a flashbulb memory so the correct option is C. a flashbulb memory.
If you hear that an airplane crashes into the Empire State Building and immediately think of the 9/11 terrorist attack on the World Trade Center, you are reacting to a flashbulb memory. It is a vivid and emotional memory of an unusual event that people believe they remember well. This memory is related to the strong emotional impact of the event, such as the 9/11 terrorist attack.A flashbulb memory is an exceptionally clear and vivid memory of an important and emotional event that people often believe they remember very well.For example, many people can recall exactly where they were and what they were doing when they first heard about the 9/11 attacks. These types of memories are characterized by their strong emotional associations and are typically remembered in great detail, though they are not immune to inaccuracies over time.Complete question:
If you hear that an airplane crashes into the Empire State Building, and you immediately think of the 9/11 terrorist attack on the World Trade Center, you are reacting to what type of memory?
A. a repressed memory
B. a suppressed memory
C. a flashbulb memory
D. a pseudo-memory
1) Prompt the user to enter two words and a number, storing each into separate variables. Then, output those three values on a single line separated by a space. (Submit for 1 point) Enter favorite color: yellow Enter pet's name: Daisy Enter a number: 6 You entered: yellow Daisy 6
# Prompting the user to enter two words and a number
favorite_color = input("Enter favorite color: ")
pet_name = input("Enter pet's name: ")
number = input("Enter a number: ")
# Outputting the entered values on a single line separated by a space
print("You entered:", favorite_color, pet_name, number)
in a multitasking system, the context-switch time is 1ms and the time slice is 10ms. Will the CPU efficiency increase or decrease when we increase the time slice to 15ms? Explain why.
Answer:
Answer explained below
Explanation:
It depends on the arrival time and burst time of the processes. On increasing the time slice the waiting and turn around time can increase and decrease both.
As waiting time and turn around time are the major criteria for calculating the efficiency, so we can't say whether the efficiency will increase or decrease.