process stack does not contain........

 

Answer: PID of child process.

Process ID: Each process in the OS has its own unique identifier.

A program can be divided into four pieces when put into memory to become a process: stack, heap, text, and data.

Stack - Temporary data like method or function parameters, return address, and local variables are stored in the process stack.

Heap - This is the memory that is dynamically allocated to a process during its execution.