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Operating System and Utility Programs by Mind Map: Operating System and Utility Programs
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Operating System and Utility Programs

Objectives Overview

Define system software and identify the two types of system software

Describe the functions of an operating system

Summarize the startup process on a personal computer

Summarize the features of several stand-alone operating systems

Briefly describe various server operating systems

Summarize the features of several embedded operating systems

Explain the purpose of several utility programs

System Software

Operating systems

Utility Programs

Operating Systems

An operating system (OS) is a set of programs containing instructions that work together to coordinate all the activities among computer hardware resources

Operating System Functions

Cold boot

Warm boot

Operating System Functions

A boot drive is the drive from which your computer starts

Stand-Alone Operating Systems

A stand-alone operating system is a complete operating system that works on a desktop computer, notebook computer, or mobile computing device

Windows Vista is Microsoft’s fastest, most efficient operating system to date and is available in multiple editions

Windows Vista provides programs such as

The Macintosh operating system has set the standard for operating system ease of use

UNIX is a multitasking operating system developed in the early 1970s

Linux is an open-source, popular, multitasking UNIX-type operating system

Server Operating Systems

Windows Server 2008




Windows Server 2008 is an upgrade to Windows Server 2003

Most editions include Hyper-V, a virtualization technology

Embedded Operating Systems

An embedded operating system resides on a ROM chip on a mobile device or consumer electronic device

Utility Programs

A utility program is a type of system software that allows a user to perform maintenance-type tasks

A file manager is a utility that performs functions related to file management

A search utility is a program that attempts to locate a file on your computer based on criteria you specify

An image viewer allows users to display, copy, and print the contents of a graphics file

An uninstaller removes a program, as well as any associated entries in the system files

A disk cleanup utility searches for and removes unnecessary files

A disk defragmenter reorganizes the files and unused space on a computer’s hard disk so that the operating system accesses data more quickly and programs run faster

A backup utility allows users to copy files to another storage medium

A restore utility reverses the process and returns backed up files to their original form

A screen saver causes a display device’s screen to show a moving image or blank screen if no activity occurs for a specified time

A personal firewall detects and protects a personal computer from unauthorized intrusions

A virus describes a potentially damaging computer program that affects a computer negatively

A worm copies itself repeatedly in memory or over a network

A Trojan horse hides within or looks like a legitimate program

An antivirus program protects a computer against viruses

Spyware is a program placed on a computer without the user’s knowledge that secretly collects information about the user

Adware displays an online advertisement in a banner or pop-up window

Filters are programs that remove or block certain items from being displayed

A file compression utility shrinks the size of a file(s)

Compressed files sometimes are called zipped files

A media player allows you to view images and animation, listen to audio, and watch video files on your computer

Disc burning software writes text, graphics, audio, and video files on a recordable or rewritable optical disc

A personal computer maintenance utility identifies and fixes operating system problems, detects and repairs disk problems, and includes the capability of improving a computer’s performance


Definition of an operating system

Functions common to most operating systems

Variety of stand-alone operating systems, server operating systems, and embedded operating systems

Several utility programs

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