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CSS MCQs

Civil Superior Services — Complete MCQ Bank

145 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
21
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
25
Computer Science Medium Uploaded: 23 Aug 2026

Which protocol is used for transferring web pages?

  • ASMTP
  • BHTTP
  • CTCP
  • DFTP
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Computer Science Medium Uploaded: 23 Aug 2026

Which device converts analog signals to digital signals?

  • ARouter
  • BADC
  • CDAC
  • DModem
27
Computer Science Medium Uploaded: 13 Aug 2026

A deadlock in an operating system occurs when?

  • ACPU is idle
  • BA program crashes
  • CProcesses wait indefinitely for resources held by each other
  • DMemory is full
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Computer Science Hard Uploaded: 13 Aug 2026

What does 'booting' refer to in computing?

  • ADeleting files
  • BShutting down a system
  • CInstalling software
  • DStarting up a computer
29
Computer Science Hard Uploaded: 13 Aug 2026

What does the term 'firmware update' refer to?

  • AUpdating the low-level software controlling hardware
  • BUpdating a webpage
  • CUpdating application software
  • DUpdating a database
30
Computer Science Medium Uploaded: 13 Aug 2026

Which protocol translates domain names to IP addresses?

  • ASMTP
  • BFTP
  • CDHCP
  • DDNS