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Operating Systems MCQs

Master key concepts in Operating Systems with our carefully curated MCQs designed for competitive exams and job tests. This section covers essential topics like process management, memory management, CPU scheduling, file systems, deadlocks, synchronization, virtual memory, and operating system architecture. These Operating Systems MCQs are ideal for candidates preparing for FPSC, PPSC, NTS, SPSC, BPSC, CSS, PMS, and IT-related job exams. Whether you’re a CS student or an IT job aspirant, these multiple-choice questions will help you sharpen your technical knowledge and improve exam performance. Questions are regularly updated to match the latest exam trends and syllabus.

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1 Operating Systems MCQs

In which memory location is the operating system loaded at the time of booting?

  • Virtual Memory
  • RAM
  • ROM
  • None of these
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Correct Answer: B. RAM

Explanation:

When a computer starts (boots up), the operating system is loaded from the ... Read More Details

2 Operating Systems MCQs

What is the primary purpose of an operating system?

  • To connect the CPU with the monitor
  • To store files permanently
  • To run application software
  • None of these
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Correct Answer: C. To run application software

Explanation:

The operating system (OS) is the core software that manages the computer's hardware ... Read More Details

3 Operating Systems MCQs

Interface used in DOS is called ?

  • Command-Line Interface (CLI)
  • Graphical User Interface (GUI)
  • Application Programming Interface (API)
  • Scripting Interface (SI)
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Correct Answer: A. Command-Line Interface (CLI)

Explanation:

DOS (Disk Operating System) uses a Command-Line Interface, also known as CLI. In ... Read More Details

4 Operating Systems MCQs

An example of an operating system?

  • Microsoft Word
  • Windows
  • Adobe Photoshop
  • Google Chrome
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Correct Answer: B. Windows

Explanation:

Windows is a widely used operating system developed by Microsoft. An operating system ... Read More Details

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