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IT Support Exam

Nine weeks exam for information technology support

TermDefinition
Malware Software that is inteded to damage or diasable computers and computer systems
Operating system the software that supports a computer's basic functions such as scheduling tasks, executive applications, and controlling peripherals
Output devices Any piece of computer hardware equipment used to communicated the results of data processing system which converts the electronically generated information into human-readable form
Partition table A 64 byte data structure that provides basic info. for a computer's operating system about the division of the hard disk drive into primary partitions
Plug and Play A standard for the connection of peripherals to personal computers, where by a device only needs to be connected to a computer in order to be configured to work perfectly, without any action by the user.
POST A diagnostic testing sequence run by a computer's BIOS as the computer's power is initially turned on
Power Supply Unit Converts mains AC to low voltage regulated DC power for the internal components of a computer.
ROM Read Only Memory; Computer hardware that stores programs or data that cannot be added to, modified, or deleted.
Secondary Storage Storage devices and media that are not constantly accessible by a computer system
Secure Shell A UNIX based command interface and protocol for securely getting access to a remote computer
Shareware Software that is available free of change and often distributed informally for evaluation, after which a fee may be requested for continued use
Trusted Platform Module An international standard for a secure cryptoprocessor, which is a dedicated microprocessor designed to secure hardware by integrating cryptographic key into devices
Flash the BIOS A PC BIOS stored in a flash memory chip rather than a ROM chip
Universal Serial Bus An industry standard developed in the mid- 1990s that defines the cables connectors and communication, and communications protocols used in a bus for connection, communication, and power supply between computers and electronic devices
USB Key A flash memory-based USB drive that is used to identify and authenticate a user
Windows Operating System The most widely used operating system for desktop and laptop computers
IPCONFIG A command line tool used to control the network connections on windows
System BIOS The program a personal computer's microprocessor uses to get the computer system started after you turn it on
Startup BIOS A type of firmware used to perform hardware initialization during the booting process
AC adapter A type of external power supply, often enclosed in a case similar to an AC plug.
ACPI Advanced configuration and Power Interface; an industry specification for the efficient handling of power consumption in desktop and mobile computers
Adware Software that automatically displays or downloads advertising material (often unwanted) when a user is online.
Boot Record The information in the first sector of any hard disk or diskette that identifies how and where an operating system is located so that it can be boot (loaded) into the computer's main storage RAM
Boot Sequence The order in which a computer searches for nonvolatile data storage devices containing program code to load the operating system
CMOS A technology for making low power integrated circuits
CMOS Battery A battery that maintains the time, date, hard disk and other configuration settings in the CMOS memory
Control Panel A part of the Microsoft Windows graphical user interface which allows users to view and manipulate basic system settings and controls via applets, such as adding hardware, adding and removing software, controlling user accounts, and changing accessibility
CRT Cathode Ray Tube; A specialized vacuum tube in which images are produced when an electron beam strikes a phosphorescent surface.
Device Driver A program that controls a particular type of device that is attached to your computer
Device Manager A control panel applet in Microsoft Windows Operating Systems
Dynamic Random Access Memory (DRAM) A type of random-access memory used in computing devices
EEPROM A ROM whose contents can be erased and reprogrammed using a pulsed voltage
EPROM A ROM whose contents can be erased by UV light or other means and reprogrammed using a pulsed voltage
Firmware Permanent software programmed into a ROM
Input devices A peripheral used to provide data and control signals to an information processing system
LoJack A theft recovery service for laptops from Absolute Software Corporation, Vancouver, BC, Canada
Created by: laylamae