Operating Systems MCQs | STS IBA FPSC BPSC SPSC PPSC Mcqs Test Preparation
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What does ‘disk defragmentation’ do?
A. Rearranges fragmented files to improve disk performance
B. Scans for disk errors
C. Backs up disk data
D. Increases disk space
Answer: Rearranges fragmented files to improve disk performance
Which of the following is an example of an open-source operating system?
A. Linux
B. Windows 11
C. macOS
D. iOS
Answer: Linux
What is a ‘process’?
A. A program in execution
B. A type of system file
C. A user interface element
D. A hardware component
Answer: A program in execution
What is the role of ‘task manager’?
A. To view and manage running processes and applications
B. To configure network settings
C. To manage disk partitions
D. To handle user account management
Answer: To view and manage running processes and applications
Which of the following is a function of memory management?
A. Allocating memory to processes
B. Managing file storage
C. Handling network requests
D. Scheduling CPU tasks
Answer: Allocating memory to processes
What is a ‘driver’ in operating systems?
A. A program that controls a hardware device
B. A tool for managing system memory
C. A type of system software
D. An application for network management
Answer: A program that controls a hardware device
What is ‘multitasking’?
A. Running multiple processes simultaneously
B. Scheduling tasks in a queue
C. Allocating memory to a single process
D. Handling one task at a time
Answer: Running multiple processes simultaneously
What does the term ‘GUI’ stand for?
A. Graphical User Interface
B. General User Interface
C. Graphical Universal Interface
D. General Universal Interface
Answer: Graphical User Interface
Which term refers to the main interface between the user and the operating system?
A. User Interface
B. Kernel
C. File System
D. Process Manager
Answer: User Interface