Operations of Processes

• Process creation

  • Execution:
    • Parent executes concurrently.
    • Parent waits for child’s completion.
  • Address space:
    • Child has a program loaded into it.
    • Child is a duplicate of the parent process.

• Process termination

  • The process completed its operation.
  • The process’ parent is exiting and OS does not allow child processes to continue in that case
  • The process exceeded its limit of some resource.

root

Swapper

(OS)

Init

User 1

User 2

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