CS 115 - Chapter 5

What is system software?

the operating systen and the programs that control a computer

Wat is application software?

programs that perform a specific task

What does software originate as?

What is this?

an algorithm

step-by-step procedures

What do programmers do?

make algorithms work

What are compliers?

What do they do?

the most common type of translater

translates things to 0s ans 1s for the computer to understand

What are software applications?

serve as productivity tools to help users solve problems

What is the process of creating an algorithm?

programmer makes

converts to programming language

translater converts to machine language

its executed

Whats an operating system?

a collection of programs that manage activities

What does every computer depend on?

an operating system

multitasking and memory

What are the functions of an operating system?

interfacing

booting

configuring (device drivers)

manage network connections

montior

file management

security

authentication and authorization

What is multitasking?

more than one program open

What is multithreading?

rotate between multiple threads

What do both multiprocessing and parallel processing have in common?

they both involve two or more CPUs or cores

What does memory mangement do?

optimized the use of RAM

What is a buffer?

holding area for data waiting to be used

What is a GUI?

graphical user interface

icons, buttons, objects

What is a command line interface?

text based commands

What is a DOS?

What are the types

command line interface operating system

PC-DOS: IBM

MS-DOS: IBM compatible

What is a utility program?

performs a specific task

What are file management programs?

fole managing tasks