In Linux systems, who is the superuser that possesses unrestricted access permissions to all files and system commands? MCQ with Answer and Explanation

In Linux systems, who is the superuser that possesses unrestricted access permissions to all files and system commands?
A. Administrator
B. Root
C. Supervisor
D. Guest
Answer: Option B
Solution (By JKSSB Mock Tests)
The 'root' user is the conventional name of the system administrator account in Unix-like operating systems, carrying complete administrative rights.

Discuss this Question (0)

No comments yet. Be the first to start the discussion!

Practice More Operating Systems Questions

Question #1
What is the role of the bootloader in the boot process?
A. To manage file systems
B. To provide a user interface during boot
C. To load the operating system kernel into memory
D. To perform hardware diagnostics

Correct Answer: Option C


Explanation:
The bootloader (e.g., GRUB, Windows Boot Manager) loads the OS kernel and passes control to it.

This question belongs to: Computer Operating Systems
Question #2
In Windows, the 'PowerShell' command to get a list of running processes is:
A. All of the above
B. tasklist
C. ps
D. Get-Process

Correct Answer: Option A


Explanation:
Get-Process (PowerShell), ps (alias), and tasklist (CMD) all list processes.

This question belongs to: Computer Operating Systems
Question #3
Which file system format was introduced with Windows NT to support file permissions, encryption, and reliability features?
A. HPFS
B. FAT32
C. NTFS
D. FAT16

Correct Answer: Option C


Explanation:
NTFS (New Technology File System) added security features, access control lists, encryption, and file journaling which were missing in FAT file systems.

This question belongs to: Computer Operating Systems