Computer Knowledge

Computer Fundamentals and System Concepts

2,421 Questions

Computer fundamentals and system concepts questions cover core hardware components, operating systems, and historical computer milestones. Topics include the kernel, central processing unit, and basic computing terminology. These foundational questions are strictly essential for scoring well in computer knowledge sections.

Central processing unitComputer operating systemsSupercomputer milestonesSystem registry functionsKernel operationsAndroid applications

Computer Fundamentals and System Concepts Questions

Multiple choice

Which of the following is used to determine whether a user is a human or an automated program?

  1. Antivirus

  2. Server

  3. Spam

  4. Captcha

  5. Cookie
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

A captcha is a challenge-response test that determines whether a user is human or an automated bot.A typical captcha includes an image of distorted text and a form field for the user to enter the text. Captchas are commonly found at the end of website forms, and must be filled out in order for the form to be submitted. By requiring users to decipher and enter the captcha text, webmasters can prevent automated programs from sending spam or other unwanted data through online forms.

Multiple choice

_____, the world's biggest particle physics laboratory unveiled a computer network that allows scientists around the world to crunch the data.

  1. CNN

  2. CERN

  3. BSN

  4. BSL
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

CERN (European Organization for Nuclear Research) is the world's largest particle physics laboratory, located near Geneva. It developed the Worldwide LHC Computing Grid (WLCG) to process massive data from the Large Hadron Collider. CNN, BSN, and BSL are not scientific research organizations.