Which of the following is a key feature of the Windows 11 operating system? MCQ with Answer and Explanation

Question
Which of the following is a key feature of the Windows 11 operating system?
A. Centered Start Menu and Taskbar
B. Live Tiles
C. Cortana integration only
D. Windows Media Center
Answer: Option A
Solution (By JKSSB Mock Tests)
Windows 11 introduced a centered Start menu and taskbar, rounded corners, and a new interface; Live Tiles were removed.
This question belongs to: Computer Operating Systems
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Practice More Operating Systems Questions

Question #1
Which of the following is a file system used by macOS?
A. NTFS
B. FAT32
C. APFS
D. ext4
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Correct Answer: Option C

Explanation:
APFS (Apple File System) is the default on macOS; others are not native.
This question belongs to: Computer Operating Systems
Question #2
What is the purpose of the 'initrd' or 'initramfs' image file during the Linux booting phase?
A. To compile user space terminal environments.
B. To act as a desktop wallpaper storage module.
C. To run background cron jobs before initialization.
D. To provide a temporary root file system in RAM containing essential storage drivers needed to mount the real root file system.
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Correct Answer: Option D

Explanation:
initramfs acts as an initial RAM file system that equips the booting kernel with necessary hardware and storage controller drivers to read the actual disk partition.
This question belongs to: Computer Operating Systems
Question #3
In Linux, the 'export' command is used to:
A. Display environment variables
B. All of the above
C. Set environment variables that are passed to child processes
D. Make a variable global
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Correct Answer: Option B

Explanation:
export makes shell variables available to subprocesses; without options, it lists exported variables.
This question belongs to: Computer Operating Systems
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