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PPSC MCQs

Punjab Public Service Commission — Complete MCQ Bank

1,997 Questions
Exam Preparation Guide

How to prepare for PPSC

PPSC examinations recruit candidates for Punjab government departments and commonly test general knowledge, current affairs, English and post-related subjects.

Punjab AffairsGeneral KnowledgeCurrent AffairsEnglish
Give special attention to Punjab geography, history and administration alongside the advertised post’s specialist syllabus.
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All Subjects Biology Chemistry Computer Science Current Affairs English Everyday Science General Knowledge Islamic Studies Mathematics Pakistan Studies Physics
471
Chemistry Easy Uploaded: 07 Aug 2026

What is the common name for the compound NaCl?

  • ABaking soda
  • BTable salt
  • CWashing soda
  • DEpsom salt
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472
Computer Science Medium Uploaded: 07 Aug 2026

Which of the following is a common wireless communication standard for short-range data transfer?

  • ABluetooth
  • BFiber Optic
  • CEthernet
  • DCoaxial Cable
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473
Computer Science Medium Uploaded: 07 Aug 2026

What is the function of a router in a network?

  • ADisplay graphical content
  • BStore files permanently
  • CDirect data packets between different networks
  • DCompile program code
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474
Computer Science Medium Uploaded: 07 Aug 2026

Which of the following best describes 'Big Data'?

  • AA programming language
  • BA small database table
  • CExtremely large and complex data sets
  • DA type of computer virus
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475
Computer Science Medium Uploaded: 07 Aug 2026

What is the function of RAM in a computer?

  • ATemporarily store data for quick access by the CPU
  • BDisplay images on the screen
  • CConnect to the internet
  • DPermanently store the operating system
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476
Computer Science Medium Uploaded: 07 Aug 2026

Which of the following best describes 'recursion' in programming?

  • AA type of variable declaration
  • BA method of sorting arrays
  • CA function calling itself to solve a smaller instance of a problem
  • DA loop that never terminates
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477
Computer Science Medium Uploaded: 07 Aug 2026

Which of the following is used to reduce data redundancy in databases?

  • AReplication
  • BIndexing only
  • CNormalization
  • DDenormalization
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478
Computer Science Medium Uploaded: 07 Aug 2026

Which of the following best describes deadlock in operating systems?

  • AA state where processes wait indefinitely for resources held by each other
  • BA type of virus attack
  • CA process that runs continuously
  • DA memory overflow error
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479
Computer Science Easy Uploaded: 07 Aug 2026

What is the time complexity of binary search on a sorted array?

  • AO(log n)
  • BO(1)
  • CO(n)
  • DO(n^2)
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480
Computer Science Medium Uploaded: 07 Aug 2026

Which of the following is an example of system software?

  • AMS Word
  • BOperating System
  • CGoogle Chrome
  • DAdobe Photoshop
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