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CSS MCQs

Civil Superior Services — Complete MCQ Bank

1,970 Questions
Exam Preparation Guide

How to prepare for CSS

CSS is Pakistan’s premier federal competitive examination. Strong preparation requires conceptual clarity, broad general knowledge and consistent practice across compulsory and optional areas.

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Combine daily MCQ practice with analytical reading, vocabulary building and regular revision of national and international affairs.
CSS preparation illustration
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Computer Science Easy Uploaded: 23 Aug 2026

What is the function of a printer driver?

  • ATo print documents wirelessly
  • BTo scan documents
  • CTo enable communication between the OS and printer
  • DTo store printed files
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Computer Science Easy Uploaded: 23 Aug 2026

What is the function of DNS in networking?

  • ACompresses files
  • BTranslates domain names into IP addresses
  • CManages hardware
  • DEncrypts data
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Computer Science Medium Uploaded: 23 Aug 2026

Which of the following is a popular web browser?

  • AGoogle Chrome
  • BWinRAR
  • CAdobe Reader
  • DMS Word
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Computer Science Medium Uploaded: 23 Aug 2026

What is polymorphism in OOP?

  • AA type of loop structure
  • BA database normalization technique
  • CA network security protocol
  • DAbility of objects to take multiple forms
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Computer Science Easy Uploaded: 23 Aug 2026

Which key combination is used to undo an action?

  • ACtrl+U
  • BCtrl+Z
  • CCtrl+X
  • DCtrl+Y
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Computer Science Medium Uploaded: 23 Aug 2026

Which company developed ChatGPT?

  • AMeta
  • BOpenAI
  • CMicrosoft
  • DGoogle
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Computer Science Medium Uploaded: 23 Aug 2026

What is the base of the octal number system?

  • A8
  • B2
  • C16
  • D10
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Computer Science Medium Uploaded: 23 Aug 2026

Which of these is an example of an interpreted language?

  • AC
  • BC++
  • CJava
  • DPython
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Computer Science Easy Uploaded: 23 Aug 2026

Which scheduling algorithm gives priority to the shortest job first?

  • AFCFS
  • BRound Robin
  • CPriority Scheduling
  • DSJF
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Computer Science Hard Uploaded: 23 Aug 2026

Which topology connects each device to a central hub?

  • ARing
  • BMesh
  • CStar
  • DBus