Operating Systems MCQs | STS IBA FPSC BPSC SPSC PPSC Mcqs Test Preparation
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Which Linux command is used to change the current directory?
A. cd
B. mv
C. cp
D. ls
Answer: cd
Which key combination is used to take a screenshot in Windows 10?
A. Windows + Print Screen
B. Alt + Print Screen
C. Ctrl + Print Screen
D. Windows + S
Answer: Windows + Print Screen
Which operating system is known for its use in embedded systems?
A. RTOS
B. Windows 10
C. macOS
D. Ubuntu
Answer: RTOS
Which operating system is commonly used in Apple’s mobile devices?
A. iOS
B. Windows
C. Android
D. Linux
Answer: iOS
What is the purpose of the ‘rm’ command in Unix-based systems?
A. Removes files or directories
B. Renames files
C. Moves files
D. Creates directories
Answer: Removes files or directories
What does ‘SSD’ stand for?
A. Solid State Drive
B. Solid State Disk
C. System Storage Drive
D. System Storage Disk
Answer: Solid State Drive
What does the ‘grep’ command do in Unix-based systems?
A. Searches for text in files
B. Displays disk usage
C. Lists directory contents
D. Shows running processes
Answer: Searches for text in files
What is the purpose of the ‘mkdir’ command?
A. Create a new directory
B. Delete a file
C. Rename a file
D. Move a file
Answer: Create a new directory
Which Windows version introduced the Start Menu?
A. Windows 95
B. Windows XP
C. Windows 7
D. Windows 10
Answer: Windows 95