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Basic Computer MCQs

Prepare for job exams with the most important and updated Computer MCQs. These questions cover topics like computer basics, MS Office, internet, hardware, software, programming, databases, and networking. Useful for all competitive tests like FPSC, NTS, PPSC, SPSC, BPSC, CSS, PMS, ISSB, and others. At Jobexams, we add new MCQs regularly to help you get better scores. All questions follow the latest paper pattern and syllabus.

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1 Basic Computer MCQs

A program that appears useful but secretly performs harmful actions is known as a ____________.

  • Worm
  • Trojan Horse
  • Virus
  • Micro worm
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Correct Answer: B. Trojan Horse

Explanation:

A Trojan Horse is a type of malicious software (malware) that appears ... Read More Details

2 Basic Computer MCQs

Malicious software is commonly known as ____________.

  • Badware
  • Malware
  • Maliciousware
  • Illegalware
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Correct Answer: B. Malware

Explanation:

Malware is the general term used for malicious software that is created ... Read More Details

3 Basic Computer MCQs

The crime of collecting someone's personal information and pretending to be that person is known as ____________.

  • Spooling
  • Identity Theft
  • Spoofing
  • Hacking
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Correct Answer: B. Identity Theft

Explanation:

Identity theft is the crime of stealing another person's personal information and ... Read More Details

4 Computer Networking MCQs

The crime of stealing passwords is commonly known as:

  • Jacking.
  • Indentity Theft
  • Spoofing
  • Hacking
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Correct Answer: D. Hacking

Explanation:

Hacking is the commonly used term for gaining unauthorized access to computer systems, ... Read More Details

5 Basic Computer MCQs

Which processing method is commonly used in large transaction processing systems?

  • Online Processing
  • Batch Processing
  • Once-a-day Processing
  • End-of-day Processing
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Correct Answer: B. Batch Processing

Explanation:

Batch Processing is a processing method in which a large number of ... Read More Details

6 Database MCQs

Which file contains permanent data and is updated during transaction processing?

  • Operating System File
  • Transaction File
  • Software File
  • Master File
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Correct Answer: D. Master File

Explanation:

A Master File is a file that stores permanent or long-term data ... Read More Details

7 Basic Computer MCQs

Which of the following represents the smallest unit of storage?

  • Megabyte (MB)
  • Gigabyte (GB)
  • Terabyte (TB)
  • None of these
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Correct Answer: A. Megabyte (MB)

Explanation:

Among the given options, the Megabyte (MB) is the smallest unit of ... Read More Details

8 Basic Computer MCQs

Which of the following is not a valid binary number?

  • 001
  • 101
  • 202
  • 100
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Correct Answer: C. 202

Explanation:

A binary number is a number represented using the binary number system ... Read More Details

9 Basic Computer MCQs

An old computer system that is still in use is commonly known as a ____________.

  • Ancient system
  • Historical system
  • Age old system
  • Legacy system
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Correct Answer: D. Legacy system

Explanation:

A legacy system is an old computer system, software application, or technology that is still ... Read More Details

10 Basic Computer MCQs

When a computer is powered on, which test is performed during the booting process?

  • Integrity Test
  • Power-On Self-Test (POST)
  • Correct Functioning Test
  • Reliability Test
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Correct Answer: B. Power-On Self-Test (POST)

Explanation:

When a computer is switched on, it begins the booting process, and ... Read More Details