A person who used his or her expertise to gain access to other people’s computers to get information illegally or do damage is a ? A. Hacker B. spammer C. instant messenger D. programmer Correct answer is: A. Hacker 📖 Read Detailed Explanation → … A person who used his or her expertise to gain access to other people’s computers to get information illegally or do damage is a ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
Which of the following does not store data permanently? A. ROM B. RAM C. Floppy Disk D. Hard Disk Correct answer is: B. RAM 📖 Read Detailed Explanation → … Which of the following does not store data permanently?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
Malicious software is known as ? A. Badware. B. Malware. C. Maliciousware. D. Illegalware Correct answer is: B. Malware. 📖 Read Detailed Explanation → … Malicious software is known as ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
Hardware or software designed to guard against unauthorized access to a computer network is known as a(n) ? A. Hacker- proof program B. Firewall C. Hacker- resistant server D. Encryption safe wall Correct answer is: B. Firewall 📖 Read Detailed Explanation → … Hardware or software designed to guard against unauthorized access to a computer network is known as a(n) ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
computer are of large size? A. Micro B. Mainframe C. Super D. Mini Correct answer is: B. Mainframe 📖 Read Detailed Explanation → … computer are of large size?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
NOS stands for ? A. Node operating B. Non-open software C. Network Operating D. Non- operating Correct answer is: C. Network Operating 📖 Read Detailed Explanation → … NOS stands for ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
A(n) appearing on a web page opens another document when clicked. A. anchor B. URL C. hyperlink D. reference Correct answer is: C. hyperlink 📖 Read Detailed Explanation → … A(n) appearing on a web page opens another document when clicked.Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
A set of rules for telling the computer what operations to perform is called a ? A. procedural language B. structures C. natural language D. programming language Correct answer is: D. programming language 📖 Read Detailed Explanation → … A set of rules for telling the computer what operations to perform is called a ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
Memory unit is one part of ? A. Input device B. Control unit C. Output device D. Central Processing Correct answer is: D. Central Processing 📖 Read Detailed Explanation → … Memory unit is one part of ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
Serial access memories are useful in applications where: A. Data consists of numbers B. Short access time is required C. Each stored word is processed differently D. Data naturally needs to flow in and out in serial form Correct answer is: D. Data naturally needs to flow in and out in serial form 📖 Read Detailed Explanation → … Serial access memories are useful in applications where:Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
A. Data consists of numbers B. Short access time is required C. Each stored word is processed differently D. Data naturally needs to flow in and out in serial form
Process of loading and fixing or bypassing errors in computer program code is called ? A. Debugging B. Defusing C. Defragmenting D. Defrosting Correct answer is: A. Debugging 📖 Read Detailed Explanation → … Process of loading and fixing or bypassing errors in computer program code is called ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
BIOS stands for ? A. Basic Input Output system B. Binary Input output system C. Basic Input Off system D. all the above Correct answer is: A. Basic Input Output system 📖 Read Detailed Explanation → … BIOS stands for ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
A. Basic Input Output system B. Binary Input output system C. Basic Input Off system D. all the above
Rearranging data in a new sequence is known as ? A. Uploading B. Updating C. Sorting D. Summarizing Correct answer is: C. Sorting 📖 Read Detailed Explanation → Computer MCQs for Competitive Exams Leave a Comment | Umar
RAM can be treated as the for the computer’s processor? A. factory B. operating room C. waiting room D. planning room Correct answer is: C. waiting room 📖 Read Detailed Explanation → … RAM can be treated as the for the computer’s processor?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
Who is the founder of IBM Company? A. Nolan B. Steve Jobs C. Thomas J. D. Bill Gates Correct answer is: C. Thomas J. 📖 Read Detailed Explanation → … Who is the founder of IBM Company?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
You use a(n) such as a keyboard or mouse, to input information? A. output device B. input device C. storage device D. processing device Correct answer is: B. input device 📖 Read Detailed Explanation → … You use a(n) such as a keyboard or mouse, to input information?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
How many ways you can save a document in Microsoft word? A. 3 B. 2 C. 1 D. 5 Correct answer is: A. 3 📖 Read Detailed Explanation → … How many ways you can save a document in Microsoft word?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
A is an additional set of commands that the computer displays after you make a selection from the main menu? A. dialog box B. submenu C. menu selection D. All of the above Correct answer is: B. submenu 📖 Read Detailed Explanation → … A is an additional set of commands that the computer displays after you make a selection from the main menu?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
MS-Access is program for ? A. Presentation B. Documentation C. Calculation D. Data Base Correct answer is: D. Data Base 📖 Read Detailed Explanation → … MS-Access is program for ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
In MS Excel to delete duplicate values which menu is used? A. Data B. Tools C. Formatting D. Layout Correct answer is: A. Data 📖 Read Detailed Explanation → … In MS Excel to delete duplicate values which menu is used?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
E-mail Stand for ? A. Electronic mail B. External mail C. Electronic D. Both A and C Correct answer is: A. Electronic mail 📖 Read Detailed Explanation → … E-mail Stand for ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
Shortcut keys to switch to the next windows ? A. Alt + tab B. Shift + Tab C. Alt + Ctrl D. Ctrl + Tab Correct answer is: A. Alt + tab 📖 Read Detailed Explanation → … Shortcut keys to switch to the next windows ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
The basic operations performed by a computer are ? A. Arithmetic B. Logical C. Storage and D. All the Correct answer is: D. All the 📖 Read Detailed Explanation → … The basic operations performed by a computer are ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
Which of the following are components of Central Processing Unit (CPU) ? A. Arithmetic logic unit, Mouse B. Arithmetic logic unit, Control unit C. Arithmetic D. Control Unit, Monitor Correct answer is: B. Arithmetic logic unit, Control unit 📖 Read Detailed Explanation → … Which of the following are components of Central Processing Unit (CPU) ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
A. Arithmetic logic unit, Mouse B. Arithmetic logic unit, Control unit C. Arithmetic D. Control Unit, Monitor
is called the father of modern digital computer? A. Leibnitz B. Blaise Pascal C. Charles Babbag e D. J.H Muller Correct answer is: C. Charles Babbag e 📖 Read Detailed Explanation → … is called the father of modern digital computer?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar