Operating System MCQs

Operating System MCQs


There will be a total of 10 questions.
Each question will have four options, labeled as A, B, C, and D.
Only one option will be the correct answer.
Questions will be presented in numbered points.
Answers will be presented in ABCD format.
The question difficulty level will be determined based on the user’s choice (easy, moderate, or hard).
If the user requests a clinical question, a clinical presentation will be provided.
The correct answers to all questions will be provided at the end.
Question Bank:

What is the primary function of an operating system?
a) A – Memory management
b) B – File management
c) C – Process management
d) D – All of the above

Which of the following is an example of a multi-user operating system?
a) A – Windows 10
b) B – macOS
c) C – Linux
d) D – Android

Which scheduling algorithm guarantees fairness by providing equal time slices to all processes?
a) A – Round Robin
b) B – Shortest Job Next (SJN)
c) C – First-Come, First-Served (FCFS)
d) D – Priority Scheduling

What is virtual memory?
a) A – Memory allocated for system processes only
b) B – A technique used to manage disk space
c) C – An extension of the computer’s main memory
d) D – Memory reserved for virtual machines

Which file system is used by default in Windows operating systems?
a) A – NTFS
b) B – FAT32
c) C – Ext4
d) D – HFS+

What is a deadlock in the context of operating systems?
a) A – A process waiting for a resource that is held by another process
b) B – The termination of an unresponsive program
c) C – A situation where two processes continuously swap their data
d) D – None of the above

Which of the following is NOT a process synchronization primitive?
a) A – Mutex
b) B – Semaphore
c) C – Monitor
d) D – Stack

Which memory management scheme allows memory to be allocated and deallocated in any order?
a) A – Segmentation
b) B – Paging
c) C – Swapping
d) D – Fragmentation

What is the purpose of a device driver in an operating system?
a) A – To manage network connections
b) B – To provide an interface for external devices
c) C – To handle file system operations
d) D – To control the CPU scheduling

What is the function of the bootloader in an operating system?
a) A – To load the operating system into memory during startup
b) B – To manage the user interface
c) C – To allocate system resources
d) D – To schedule processes efficiently

Correct Answers: