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Computer Science MCQs

MCQs on Programming, Networking, Database and OS

601 Questions Subject Test
Subject Preparation Guide

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Strengthen your knowledge of computer fundamentals, hardware, software, programming, networks, databases and information technology.

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281
Easy ppsc Uploaded: 13 Aug 2026

Which of the following is used to create presentations?

  • A Access
  • B PowerPoint
  • C Excel
  • D Outlook
282
Medium fpsc Uploaded: 07 Aug 2026

Which of the following is a search engine?

  • A Photoshop
  • B Google
  • C Windows
  • D Excel
283
Easy pms Uploaded: 09 Aug 2026

What does 'ISP' stand for?

  • A Internet Service Provider
  • B Internal System Protocol
  • C Internet System Provider
  • D Internal Service Protocol
284
Hard fpsc Uploaded: 13 Aug 2026

What is a primary key in a database?

  • A A duplicate value
  • B A foreign reference
  • C A type of index
  • D A unique identifier for a record
285
Medium css Uploaded: 23 Aug 2026

What is the function of the Find and Replace feature in a word processor?

  • A To save files
  • B To locate and substitute text within a document
  • C To insert images
  • D To print documents
286
Medium css fpsc Uploaded: 20 Jun 2026

Which programming language is primarily used for Android development?

  • A Swift
  • B Kotlin
  • C Ruby
  • D PHP
287
Easy pms Uploaded: 13 Aug 2026

Which of the following is a popular JavaScript framework?

  • A Laravel
  • B React
  • C Django
  • D Flask
288
Hard pms Uploaded: 07 Aug 2026

What is the main purpose of the TCP three-way handshake?

  • A Compress data packets
  • B Establish a reliable connection between client and server
  • C Assign IP addresses
  • D Encrypt data transmission
289
Easy pms Uploaded: 23 Aug 2026

What is the full form of CPU cache?

  • A A type of hard disk
  • B A software application
  • C A network device
  • D Fast temporary memory close to the processor
290
Easy fpsc nts Uploaded: 20 Jun 2026

Which protocol translates domain names into IP addresses?

  • A HTTP
  • B FTP
  • C DNS
  • D SSH
291
Medium css Uploaded: 13 Aug 2026

Which number system is used internally by computers?

  • A Decimal
  • B Octal
  • C Hexadecimal
  • D Binary
292
Easy fpsc Uploaded: 23 Aug 2026

What is the purpose of a router in a home network?

  • A To store files
  • B To scan documents
  • C To connect a local network to the internet
  • D To print documents
293
Medium pms Uploaded: 09 Aug 2026

Which of the following is the smallest unit of data in a computer?

  • A Nibble
  • B Byte
  • C Kilobyte
  • D Bit
294
Medium css Uploaded: 13 Aug 2026

Which symbol is used for comments in C++?

  • A //
  • B ##
  • C ::
  • D **
295
Medium css Uploaded: 07 Aug 2026

Which of the following is an example of a NoSQL database?

  • A PostgreSQL
  • B Oracle
  • C MongoDB
  • D MySQL
296
Easy css Uploaded: 23 Aug 2026

What is the function of a printer driver?

  • A To print documents wirelessly
  • B To scan documents
  • C To enable communication between the OS and printer
  • D To store printed files
297
Medium fpsc ppsc Uploaded: 20 Jun 2026

Which feature in Excel is used to summarize large datasets?

  • A Spell Check
  • B Pivot Table
  • C WordArt
  • D AutoFill
298
Medium ppsc Uploaded: 13 Aug 2026

Which language is primarily used for adding interactivity to web pages?

  • A HTML
  • B SQL
  • C JavaScript
  • D CSS
299
Easy css Uploaded: 13 Aug 2026

Convert binary 1010 to decimal.

  • A 8
  • B 10
  • C 12
  • D 14
300
Medium ppsc Uploaded: 07 Aug 2026

Which of the following memory types is non-volatile?

  • A Cache
  • B RAM
  • C Register
  • D ROM
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