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CSS MCQs

Civil Superior Services — Complete MCQ Bank

1,939 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.

Pakistan AffairsCurrent AffairsEnglishEveryday Science
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 Hard Uploaded: 09 Aug 2026

What is the purpose of 'RAID' in storage systems?

  • AEncrypt data
  • BCombine multiple disks for redundancy and performance
  • CDisplay graphics
  • DCompress files
742
Computer Science Hard Uploaded: 09 Aug 2026

Which of the following is a characteristic of a 'supercomputer'?

  • AUsed only for gaming
  • BLimited processing capability
  • CSmall size for portability
  • DExtremely high processing power for complex calculations
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Computer Science Medium Uploaded: 09 Aug 2026

What does 'VPN' stand for?

  • AVirtual Private Network
  • BVirtual Public Network
  • CVirtual Protocol Network
  • DVerified Private Network
744
Computer Science Medium Uploaded: 09 Aug 2026

What is the primary purpose of encryption?

  • AStore data permanently
  • BCompress data
  • CIncrease internet speed
  • DSecure data by converting it into unreadable format
745
Computer Science Easy Uploaded: 09 Aug 2026

Which of the following file extensions is used for Python files?

  • A.py
  • B.exe
  • C.html
  • D.java
746
Computer Science Easy Uploaded: 09 Aug 2026

What is the function of a web browser?

  • AAccess and display web pages
  • BCompile code
  • CStore files permanently
  • DManage hardware
747
Computer Science Medium Uploaded: 09 Aug 2026

Which of the following is a version control system?

  • AGit
  • BExcel
  • CPhotoshop
  • DMySQL
748
Computer Science Medium Uploaded: 09 Aug 2026

What is the primary purpose of cloud computing?

  • ARepair hardware
  • BStore and access data over the internet
  • CDesign websites
  • DPrint documents
749
Computer Science Medium Uploaded: 09 Aug 2026

Which generation of computers used transistors?

  • AThird
  • BFirst
  • CFourth
  • DSecond
750
Computer Science Medium Uploaded: 09 Aug 2026

What does 'DNS' stand for?

  • AData Network System
  • BData Name Server
  • CDomain Name System
  • DDomain Network Server