1,534 Answered Questions for the topic computer science

Computer Science Science

04/14/20

What is the importance of having all computer scientists understand how websites are built and operate?
Explain the importance of having all computer scientists understand how websites are built and operate. 
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Computer Science Java Computer Programming

04/13/20

Given the interface please code the zip function
INTERFACE import java.util.function.BiFunction; interface NamedBiFunction extends java.util.function.BiFunction //nested interface that extends from java.util.function.BiFunction { ... more
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Computer Science Java Computer Programming

04/13/20

Please implement the following function in Java using a single method chain
This function is called the least element. In this function, the single method chain can return a java.util.Optional<T>. So you must write additional code to convert it to an object of type T... more
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Computer Science Computer General Computer C++

04/12/20

Assign numMatches with the number of elements in userValues that equal matchValue.
Assign numMatches with the number of elements in userValues that equal matchValue. userValues has NUM_VALS elements. Ex: If userValues is {2, 2, 1, 2} and matchValue is 2 , then numMatches should... more
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Computer Science Computer C++ Computer Programming

04/12/20

Write a for loop to populate vector userGuesses with NUM_GUESSES integers.

Write a for loop to populate vector userGuesses with NUM_GUESSES integers. Read integers using cin. Ex: If NUM_GUESSES is 3 and user enters 9 5 2, then userGuesses is {9, 5, 2}.#include... more
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Computer Science Computer General Computer C++

04/12/20

Write a program that reads a list of integers, and outputs the two smallest integers in the list, in ascending order.

Write a program that reads a list of integers, and outputs the two smallest integers in the list, in ascending order. The input begins with an integer indicating the number of integers that... more
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Computer Science Computer General Computer C++

04/12/20

Given a sorted list of integers, output the middle integer. Assume the number of integers is always odd.
Given a sorted list of integers, output the middle integer. Assume the number of integers is always odd.Ex: If the input is: 2 3 4 8 11 -1 (a negative indicates the end), the output is:4The maximum... more
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Computer Science Computer General Computer C++

04/12/20

Write a program that first gets a list of integers from input.
Write a program that first gets a list of integers from input. The input begins with an integer indicating the number of integers that follow. Then, get the last value from the input, which... more
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Computer Science Computer General Computer C++

04/12/20

Output each floating-point value with two digits after the decimal point, which can be achieved by executing cout << fixed << setprecision(2); once before all other cout statements.
Output each floating-point value with two digits after the decimal point, which can be achieved by executingcout << fixed << setprecision(2); once before all other cout statements.(1)... more
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04/11/20

AVL Trees - Java Data Structures & Algorithms
Can someone help with this AVL tree deletion?Delete 7,5,9 from the following AVL tree?AVL tree represented as an array(note that null denotes nodes with no values)9, 5, 12, 3, 6, 11, 14, 2, 4,... more
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Computer Science

04/10/20

A Stock Market Index is a calculation that gives information about a group of stock
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Computer Science

04/09/20

Find the single precision format of -118.375
Need work to explain how to do this
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04/09/20

ER Diagrams - relations
The SingLanka Record Bar has decided to store information about musicians who perform on its albums in a database. Consider the following requirements to design a database for the company... more
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Computer Science Coding

04/08/20

I need help creating a wins dictionary and a losses dictionary to keep track if the number of games won or lost for a particular number of rolls.

I can provide the code i have already
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Computer Science Computer General Computer Java

04/07/20

Computer Science Tree Question
Hello,I am currently attempting to complete a project for my computer science class and we have to implement a ternary tree as a sort of database of different cat objects. I know that my method to... more
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04/07/20

Realtional Database vs File Based System
Explain the advantages of RELATIONAL DATABASE MODEL over file based system
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Computer Science Computer General Computer C++

04/06/20

Complete the function to replace any period by an exclamation point. Ex: "Hello. I'm Miley. Nice to meet you." becomes
Complete the function to replace any period by an exclamation point. Ex: "Hello. I'm Miley. Nice to meet you." becomes:"Hello! I'm Miley! Nice to meet you!"#include <iostream>#include... more
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04/05/20

Write True or False for each of the following statements. (Corecct if fales)
1 If a method does not return a value, the return value type must be static. 2 The expression !(true || true && false || !true) is evaluated to true. 3 Every array has a length that... more
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04/05/20

Find and correct the error(s) in each of the following code fragments :
1. The following code should create an integer array and increment all the array elements by 1:int[] a = new int[5]; for( int i=0; i <= a.length; i++ ) ++a;2. The following code should compare... more
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Computer Science Computer Architecture

04/04/20

Computer architecture problems
How many bits are required to address a 4M X 16 main memory ifa)    Main memory is byte addressable?  b)    Main memory is word addressable? 2. Suppose that a 16M X 16 main memory is built using... more
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Computer Science Math Computer C++

04/04/20

Write a C++ Program that works in this way.
1. Define a C++ function with the name evaluateBook. The function receives as one argument the name of the file to be processed (i.e., the book's file). So that if you pass the... more
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Computer Science Math Computer General Computer

04/04/20

I need help fixing my program??
#include <iostream>#include <vector>#include <cstring>#include <string>using namespace std;#define MAX_WORD_LENGTH (255)typedef struct _TSynonym{ char... more
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04/04/20

Write a program that replaces words in a sentence.
Write a program that replaces words in a sentence. The input begins with an integer indicating the number of word replacement pairs (original and replacement) that follow. The next line of input... more
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Computer Science Career Development

04/03/20

What kind of Career should I pursue in technology?
There are so many categories of technology work how do I choose what is the best fit for me.
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04/01/20

Programming question
Till now, there have been no COVID-19 cases identified in the country XYZ. Scientists and researchers there have conducted a research and discovered that, in a street with houses (imagine that the... more
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