Which of the following processes is the first user-space process started by the Linux kernel during system initialization, typically having a Process ID (PID) of 1? MCQ with Answer and Explanation
Which of the following processes is the first user-space process started by the Linux kernel during system initialization, typically having a Process ID (PID) of 1?
A. bash
B. cron
C. init (or systemd)
D. kthreadd
Answer: Option C
Solution (By JKSSB Mock Tests)
The 'init' process (modern distributions use systemd) is the very first process launched by the Linux kernel during boot, and it receives PID 1.
Explanation:
The Interrupt Vector Table maps specific interrupt signal identifier numbers directly to the memory locations of their respective Interrupt Service Routines.
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