icte

• is a complete operating system that works on desktops, laptops, and some tablets

  desktop operating system
• Windows 10


  is meant to unify desktop PC’s, Windows tablets, and Windows smart Phones with one interface, one way of operating and one account
• is   a          multitasking   operating       system           developed     in         the      early   1970s

  UNIX
• is a popular, multitasking UNIX-based operating system

  Linux
• is a Linux-based operating system designed to work primarily with web app

  Chrome OS
• is a Linux-based operating system by Google.

  Chrome OS
• is an operating system specifically designed to run on servers, which are specialized computers that operate within a client/server architecture to serve the requests of client computers on the network

  Server Operating Systems
• The operating system on mobile devices and many consumer electronics is called a

  Mobile operating system
• is an open source, Linux-based mobile operating system designed by Google for smartphones and tablets

  Android
• developed by Apple, is a proprietary mobile operating system specifically made for Apple’s mobile devices

  iOS
• developed by Microsoft, is a proprietary mobile operating system that runs on some smartphones

  Windows Phone
• is a type of system software that allows a user to perform maintenance type tasks

  utility program
• is a utility that performs functions related to file management

  file manager
• is a program that attempts to locate a file on your computer based on criteria you specify

  search utility
• removes a program, as well as any associated entries in the system files

  uninstaller
• allows users to display, copy, and print the contents of a graphics

  image viewer
• utility searches for and removes unnecessary files

  disk cleanup
• 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

  disk defragmenter
• the scattering of files in different sectors of the hard disk

  Defragmenting
• allows users to copy files to another storage medium

  backup utility
• reverses the process and returns backed up files to their original form

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

  screen saver
• detects and protects a personal computer from unauthorized intrusions

  personal firewall
• describes a potentially damaging computer program that affects a computer negatively

  virus
• copies itself repeatedly in memory or over a network

  worm
• hides within or looks like a legitimate program

  Trojan horse
• protects a computer against viruses

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

  Spyware
• detects and deletes spyware and other similar programs

  spyware remover
• displays an online advertisement in a banner or pop-up window

  Adware
• is a program that detects and deletes adware

  adware remover
• allows you to view images and animation, listen to audio, and watch video files on your computer

  media player
• is a set of programs, which is designed to perform a well-defined function. A program is a sequence of instructions written to solve a particular problem

  software
• what are the two types of software

  system and application
• is a collection of programs designed to operate, control, and extend the processing capabilities of the computer itself

  system software
• is a set of programs that coordinate all the activities among computer or mobile device hardware

  operating software
• The process of starting or restarting a computer is called

  booting
• Turning on a computer that has been powered off completely

  cold boot
• Using the operating system to restart a computer

  warm boot
• saves any open documents and run programs or apps to an internal hard drive before removing power from the computer or device

  hibernate mode