Most Important Commands We Will Use :

ps -e - Display all Processes

ps -ef - Display all Processes , full

ps -u <user> - Display user's processes

top - Interactive Process viewer (as Task Manager in Windows)

htop - Interactive Process viewer (as Task Manager in Windows)

Background and Foreground Processes:

command & - Start command in the background

Ctrl - c - kill the foreground Process

Ctrl - d - Exit the foreground Process

Ctrl - z - Suspend the foreground Process

bg <%num> - Background Suspended Process

fg <%num> - Foreground Suspended Process

Kill <PID / Name> - Kill Process by PID or Name

Kill -l - Display a list of signals

jobs <%num> - List Jobs