Operating Systems Flashcards
Kernel space
Part of an operating system; includes process manager, memory manager, file manager, and I/O manager
Distribution (ex: Linux distribution)
Particular version of an operating system
Ubuntu, Debian, Red Hat
Examples of popular Linux distributions
File extension
The end of a file name that tells what type of file it is (ex: doc, jpg)
Process
Something that’s executing; one program can be running multiple processes
Virtual memory
Combination of hard drive space and RAM; serves as memory that processes can use
Swap space
Part of a hard drive that’s set aside to be used for virtual memory (will help keep processes running efficiently, instead of being used for file storage)
I/O
Input/Output
I/O devices can include keyboards, mice, speakers, bluetooth headsets
GUI vs. CLI shell
Types of OS user space; GUI = graphical user interface; command line interface shell is space to enter text commands
BASh
Bourne Again Shell
Most common CLI shell for Linux
Boot
Process of starting up a computer
etcher.io
Tool that allows you to download the “image” of a Linux distribution onto a bootable USB