Test Bank Questions and Answers for BTEC Technicals IT Service Solutions Graded A+

Test Bank Questions and Answers for BTEC Technicals IT Service Solutions Graded A+ Algorithm - Answers A special method for solving a specific kind of problem Antiglare Screen - Answers A filter put over the screen of a computer monitor to reduce glare Application Software - Answers Software that performs a specific data=processing function Backup - Answers Copying or saving data to a secure location to prevent loss of data in the event of a disaster Bluetooth - Answers A technical industry standard that facilitates communication between wireless devices such as personal digital assistants, handheld computers, and wireless enabled laptop computers or desktop computers Booting - Answers Everything that happens between the time the computer is turned on, performs the operations necessary to get all components functioning, and the operating system loaded Central Processing Unit (CPU) - Answers Brain of the computer that performs instructions defined by software Compact Disk (CD) AKA: Optical disk; - Answers Portible and tranferable read-write or read-only data storage device. Sometimes called a CD-ROM, CD-RW, or compact disk. Capacity is 1-8 gigabytes of data. Optical drive unit is required to read-write data from the disk Cyberspace - Answers Reference to the nonphysical space of binary computer communication Data Storage Device - Answers Device capable of permanently or temporarily storing digital data Data Storage Memory - Answers Permanent memory not part of the motherboard. Uses any suitable data storage device. Can be read-only or read-write type of memory Defragmentation - Answers Reorganization of information of a hard disk to store files as continuous units rather than as small packets. A computer with little fragmentation of files operate at a higher speed Digital Video/Versatile Disk (DVD) - Answers An optical disk that holds 4.7 to 9.0 gigabytes of data depending on the format Documentation - Answers Written material that accompanies purchased software containing the information neccesary for using the software appropriately; sometimes known as the manual Driver - Answers Computer program designed to convert data output from one device to a format compatible with another device Ergonomics - Answers Scientific study of work and work-space, including factors that influence worker productivity and that affect workers' health and comfort Ethernet - Answers References the networking of computers using metallic conductors or hard wires Firewall - Answers Hardware device or software program designed to prevent unauthorized access to a computer system Flash Drive - Answers Solid-state data storage device Hard Drive - Answers Nonvolatile storage device that stores digitally encoded data on rapidly rotating rigid disks with magnetic surfaces. The capacity is approximately 100 GB. The device is either permanently installed within the computer case or can be portable Hardware - Answers Physical equipment used by the computer system to prcess data Hard-Wired Network - Answers Networks connected by metallic conductors or cables Input Device - Answers A device used to input data into a computer Internet - Answers The Internet is a global system of interconnected computer networks that use the standard Internet Protocol Suite (TCP/IP) to serve billions of users worldwide. It is a network of networks that consists of millions of private, public, academic, business, and government networks, of local to global scope, that are linked by a broad array of electronic, wireless and optical networking technologies License - Answers Permission statement authorising the use of copyrighted computer software Local Area Network (LAN) - Answers Network of computers usually in one office or building Magnetic Disk Drives - Answers Memory storage device that uses the magnetic state of ferrous coating to record data Mainframe Computer - Answers Large computer system capable of processing massive volumes of data Memory - Answers Refers to storage of computer data. Can be volatile (lost when computer is turned off) or nonvolatile (permanently written to storage device) Microcomputer - Answers Personal or desktop computer Minicomputer - Answers One of the four categories of computers based on size; larger than a microcomputer and smaller than a mainframe Motherboard - Answers Printed circuit board on which the CPU, ROM, and RAM chips and other electronic circuit elements of a digital computer are frequently located