Multiple choice

Which of the following processes has the PID 1?

  1. kernel

  2. UNIX

  3. init

  4. shell
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C Correct answer
Explanation

Init is the program on UNIX operating systems that creates all other processes. Its primary role is to create processes from a script stored in  the file /etc/inittab. Its process ID is 1.SYNOPSIS for init is: /sbin/init [-a ] [ -s ] [ -b ] [ -z xxx ] [ 0123456Ss ]

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