Operating System - Shell Operating System - Real Time System Operating System - Demand Paging Operating System - Multi Tasking Operating System - Parallel Processing Operating System - Swapping Operating System - Spooling Operating System - App Software Operating System - Dead Lock Operating System - ...
is particularly bad, because if you have a single-character filename in your directory, likec, then this will be the equivalent oftar cafter shell expansion, i.e. to create a file. It's a lot less like that you'll have a file named-c(and you'd probably have to refer to it as...
System call is the way in which a computer program requests a service from the kernel of the operating system. It work like a service provider between user program and system software like operating system. System call allows the ...
Activities of Shell: 1: Command parsing. 2: Interpreting the command's request. 3: Pass message to Kernel. 4: Display the result of the command. Types of Shell sh(the Bourne Shell) Do not autocomplete file names Do not save the typed statement in memory (history) bash (Bourne-Again...