processes kernel

An isnstance of the eceacutable - Only one process may use the Cpu and a given time - each process uses the Cpu for a small fraction of as second then pauses then another process uses the Cpu - This stitching is called context switch_kernel - The app is running muitple processes - The process is na continer - Process ca run other porceses that are called child processes - The process is not aware of ohter processes - - Eaach process has it’s own Virtual Memory Address ### Types of processes | | Types | Functionality | | — | ——————– | ————————————————————————– | | | Aplication (app) | Run a specyfic programm | | | Background porcesses | Process tahat run in the boacgorund and does not requiere user interaciton | | | WindowS processes | System level processes | | | | |

### Prioryty - Change prioryty using nice renice - Cpu time: priority level - Priortiy class
| Class | Function | | ——— | ——————————————————————- | | Low | this procces will run after all the other higher priority processes | | Normal | Defult pririority | | Real time | Exlusive priority |

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