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IT Support Exam
Nine weeks exam for information technology support
Term | Definition |
---|---|
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 |