Zombie Process
Everything on SkillVeris tagged Zombie Process — collected across the glossary, study notes, blog, and cheat sheets.
5 resources across 1 library
Interview Questions(5)
What is a Zombie Process?
A zombie process is a process that has finished execution but still has an entry in the process table because its parent has not yet read its exit status.
What Does the wait() System Call Do?
wait() suspends the calling parent process until one of its child processes terminates, then reaps that child’s exit status and releases the kernel resources s…
What is an Orphan Process?
An orphan process is a still-running child process whose parent has terminated before it, causing the operating system to reparent it to the init process (PID…
How Does Process Creation and the Process Hierarchy Work?
A process is created when an existing parent process calls a system call like fork (Unix) or CreateProcess (Windows), producing a child process with its own PI…
How Does Process Termination Work in an OS?
Process termination happens either voluntarily, when a process calls exit() after finishing or hitting an unrecoverable error, or involuntarily, when the OS or…