1,518 Answered Questions for the topic computer science

07/21/25

Can artificial intelligence ever truly understand human values?
As AI keeps improving, I keep wondering if it can ever actually understand what matters to us. It can mimic behavior and sound convincing, but does it really grasp things like empathy, fairness, or... more
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07/21/25

What’s the difference between a vulnerability, an exploit, and a threat?
These terms come up a lot in cybersecurity, and they seem kind of similar. Can someone explain the actual difference between a vulnerability, an exploit, and a threat?
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07/21/25

How does multi-factor authentication actually work behind the scenes?
I know MFA makes accounts more secure, but I don’t really get what’s going on technically. What’s happening in the background when I enter a code or use a device to log in?
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07/21/25

How can I tell if a website is safe to visit?
Sometimes I’m not sure if a site is legit or if it might be dangerous. What are the main signs that a website is safe to click on and use?
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Computer Science

07/08/25

What is DHCP and what role does it play in a network?

A)Dynamic host configuration protocol .used to assign Ip address automatically .B)domain host control protocol. Used to control domain access.C)direct host connection protocol. Used to direct... more
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Computer Science

05/22/25

Software quality assurance
tell me about test cases why are these important and what aspects to add i test cases. why they are important to create ??
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Computer Science

05/22/25

Sfoftware Quality Assurance

tell me about tets acse why are these important and what aspects to add i test cases. why they are important to create ??
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Computer Science Math Computer Programming

05/17/25

Inquiry About Tutoring Opportunities with Wyzant
Dear Wyzant Team,My name is Ronald McGuire, and I’m writing to express interest in joining Wyzant as a tutor.As an adjunct professor, I have extensive experience teaching and tutoring mathematics... more
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Computer Science

04/04/25

A dynamic programming question...
<< Ana needs to work on her algorithms homework, but the weather is getting nicer outside, so she also wants to spend more time outside.Ana enjoys being outside more whenthe weather is... more
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Computer Science

03/18/25

explain thus code
#include <stdio.h>#include <sys/types.h>#include <stdlib.h>#include <string.h>#include <unistd.h>#include <fcntl.h>#include <sys/wait.h>#define MAX... more
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Computer Science

03/11/25

Blockchains Assignment/Computer Science
Hello, I need help with a blockchains course. I would like to find a tutor who is available on a weekly basis until March. I will post my first task/code so that you get a feel for what kind of... more
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Computer Science

03/01/25

help with the formula making.
In cell B14, create a formula without using a function that adds 1 to the value in cell B12 and then multiplies the result by the value in cell B13. In this formula, use a mixed reference for cell... more
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Computer Science Java Computer Programming

11/29/24

What is the difference between a hash table and hashmap?
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Computer Science English Psychology Literature

11/15/24

Knowledge Test for the Emerging NSAI fields and their Research Ethical Guidelines. (I made 3 open-ended questions, 5-15mins, not graded)
Please do not use AI for Q1, your knowledgeable/educated guess is more valuable by answering these quick questions:Q1) Briefly in 1-2 lines, define these terms in your own words:Human-Centered... more
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Computer Science

09/27/24

How do UNIX and Windows operating systems differ in their approaches to user and group management? Provide specific examples to illustrate your points.

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Computer Science

07/06/24

What's the difference between O(n) and O(n^2)
The speed of algorithms is often described in "big-o" notation, but what exactly does it mean?
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Computer Science Java

06/12/24

(Java) How would you properly represent the following phrase?
How would you properly represent the following phrase? On to the next line!
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Computer Science Math Logic

04/17/24

Is technology really beneficial?
Technology has been advancing a lot throughout the years, and we as humans start to depend more on it. Will technology really help us, or will we be stuck in a loop, and are there dangers with the... more
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04/14/24

Coding Error where "Cannot read properties of undefined (reading 'x') / (reading 'width')"
Note: This is in Khan Academy's coding environment.This is the link to my project:https://www.khanacademy.org/computer-programming/test-dino/6627282749407232I received the error saying:Cannot read... more
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Computer Science

04/06/24

How do we test if a number is < 2, >2 or =2?
A function is defined as follows: 𝑓(𝑛) = { 𝑛 2 𝑓𝑜𝑟 𝑛 < 2 𝑛 − 4𝑛 𝑓𝑜𝑟 𝑛 = 2 𝑛 2 + 6𝑛 + 5 𝑓𝑜𝑟 𝑛 > 2 Write Wombat1 machine language program that reads an input... more
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Computer Science Math Statistics

03/20/24

Statistical test for percentages values with different denominators !!!
Hello, What statistical test can you do with percentage values that do not have the same sample size (do not have the same denominator). For example : 43/53, 21/30, 11/24 would be 81% , 70% , 46%... more
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Computer Science Networking (computer)

03/18/24

Show the initial routing tables for each of the nodes u, v, x, y, and z.
Consider the network shown in Figure 2. Initially, each node only knows the costs of the links to each of its own neighbors. Based on the distance-vector algorithm, show the initial routing... more
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Computer Science Networking (computer)

03/18/24

Computer Networking Questions and Understandings
(a) Suppose you connect two unconnected nodes with a new link. Does the link cost between thetwo nodes increase or decrease?(b) Will the count-to-infinity problem occur if we decrease the cost of a... more
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03/17/24

STUCK BETWEEN MAJORS
Hey, I’m attending University next year however I am stuck between two majors. The two are Data Science and Computer Science. I have experience in both as a high schooler and enjoy both pretty... more
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Computer Science C++ Computer Programming

03/10/24

PP#2 Flowchart Diagram
INSTRUCTIONS BELOW:Programming Assignment #2 Write a program that outputs a downwards facing arrow composed of a rectangle and a right triangle. Arrow dimensions are defined by user specified arrow... more
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