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Chapter 8

Adware Program that displays an online advertisement in a banner or pop-up window on Web pages, e-mail, or other Internet services
Anti-spam programs Program that attempts to remove spam before it reaches a user’s inbox
Antivirus program Program that protects a computer against viruses by identifying and removing any computer viruses found in memory, on storage media, or on incoming files
BIOS Basic input/output system; firmware that contains the computer’s startup instructions
Cold boot Process of turning on a computer that has been powered off completely
Command-line interface Type of user interface in which a user types commands or presses special keys on the keyboard( such as function keys or key combination) to enter data and instructions
Compressed files/zipped To shrink the size of a file
Computer virus Potentially damaging computer program that affects, or infects, a computer negatively by altering the way the computer works without the user’s knowledge or permission.
Cross platform Progress that runs the same on multiple operating systems
Defragmenting Reorganizing a disk so that the files are stored in contiguous sectors, thus speeding up disk access and the performance of the entire computer.
Diagnostic utility Utility program that compiles technical information about a computer’s hardware and certain system software programs and then prepares a report outlining any identified problems
Disk defragmenter Utility that reorganize 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 scanner Utility that searches for and removes unnecessary files.
DOS Disk Operating System
Driver Small program that tells an operating system how to communicate with a specific device
Encryption/decryption Encryption-Process of converting readable data into characters to prevent unauthorized access Decryption-Process of deciphering encrypted data into a readable form
Fault tolerant computer (define & ex) Computer that has duplicate components so it can continue to operate when one of its main components fail
File manager Utility that performs functions related to file management
Filiter Audio editing software feature designed to enhance audio quality
Folder Specific named location on a storage medium that contains related documents
Graphical user interface (GUI) Type of user interface that allows a user to interact with software using text, graphics, and visual images, such as icons
Kernel The core of an operating system that manages memory and devices, maintains the computer’s clock, starts programs, and assigns the computer’s resources
Malware Programs that act without a user’s knowledge and deliberately alter a computer’s operations
Memory resident Remaining in memory while a computer is running
Network administrator Person overseeing network operations users the network OS to add and remove users, computers, and other devices to and from the network
Nonresident Instructions that remain on a hard disk until they are needed
Operating system Set of programs containing instructions that work together to coordinate all the activities among computer hardware devices.
Password Private combination of characters associated with a username that allows access to certain computer resources
Performance monitor Operating system program that assesses and reports information about various computer resources and devices
Phishing Scam in which a perpetrator sends an official looking e-mail that attempts to obtain your personal and financial information
Platform Set of programs containing instructions that coordinate all the activities among computer hardware resources
Pop-up Blocker Filtering program that stops pop-up ads from display on Web pages
Screen saver/ghosting Utility program that causes a display device’s screen to show a moving image or blank screen if no mouse activity occurs for a specified time
Shortcut Icon on the desktop that provides a user with immediate access to a program or file
Single user/single tasking Allows only one to run one program at a time
Single user/multitasking In reference to an operating system, allowing a single user to work on two or more programs that reside in memory at the same time
Spyware Program placed on a computer without the user’s knowledge that secretly collects information about the user, often related to web browsing habits
System software Software that serves as the interface between the user, the application software, and the computer's hardware
Trojan horse hidese within or look a legimate program such as a scteen saver
User interface The portion of software that defines how the user interacts with a computer, including how the user enters data and instructions and how information is displayed on the screen
user name unique combination of characters, such as letters of the alphabet and/or numbers, the identifies a specic user
Utility program Type of system software that allows the user to perform tasks, usually related to maintaining a computer, its devices, or its program
Virtual memory A portion of a storage medium, usually the hard disk, that the operating system allocate to function as additional RAM
Warm boot Process of using the operating system to restart a computer
Worm Copies itself rapidly using up system resources and possibly shutting the system down
Created by: Knowpain2