File types which create processes
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| A program running in memory and in the CPU | Process
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| A program written in programming language that is compiled in a binary file that the CPU can process | Binary Executable
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| A command that is built into the shell - e.g. echo or cd | Internal Shell command
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| A command or commands stored in a text file. Shell executes command as if entered through the keyboard | Shell Script
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| A process that starts when a user executes a program file e.g user launches the grep command | User Process
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| Started by the OS, usually when it boots, but users can start them as well - most provide system services | Daemon Process
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| Uniquely identifies each process | PID (process ID)
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| Have Low PID numbers | System_started processes
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| Have High PID numbers | User-started processes
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| The process that spawned the new process | Parent Process (PPID) {Parent Process ID}
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| Spawned process (by the PPID) | Child Process
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| Processes with lowest PID's (<100) | Core Processes
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| When a parent process spawns a child process that is identical to the parent | Forking
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| Another name for a running process | job
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| An orphaned process (without a parent) - parent failed to kill its child properly | Zombie Process
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Created by:
johnadream
Popular Computers sets