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2 types of software
Application System
System Software
set of programs that help run computer and coordinate communications among application software, computers hardware devices, and the user
akin to manager
2 parts of system software
Operating System
group of programs that manage hardware and peripherals, coordinates, schedules, and manages work that happens, and talk to you
Utilities
small programs that perform ‘housekeeping’ tasks for computer coordinated by you or the OS
Manages the Processor (multi-tasking)
OS arranges things so CPU can do multiple tasks at once
assigns time to each activity
switch between processors
“pre-emptive switching”
Keeps track of memory and storage
user interface important exam question!!!!!1
command line interface(CLI)
directory listing
graphical user interface (GUI)
WYSIWYG(whatyouseeiswhatyouget)
WIMPY(windowns icons menus pointers)
menu driven interface (MDI)
SLIK (speech language intelligence knowledge)