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Competency Terms and Definitions pg

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Presentation on theme: "Competency Terms and Definitions pg"— Presentation transcript:

1 Competency Terms and Definitions pg. 91-96
Computer Technology Competency Terms and Definitions pg

2 Acceptable Use Policies Anti - virus software Application Software
Used to protect a network by providing guidelines and rules as to how Policies the network can and should be used. Set of utility programs that looks for and eradicates viruses; that must be Anti - virus software kept current because new viruses are always being written. A computer program designed to carry out specialized tasks such as Application Software word processing, spreadsheets, slide shows, or electronic mail. An electronic or digital method for representing letters or numbers Binary Numbers using two digits, 0 and 1. Bit Each 0 or 1 Sequence of events that occurs between the time you turn on a Boot Process computer and the time that it becomes ready to accept commands. Infects the system files that your computer uses every time it is turned Boot Sector Virus on; causes widespread damage and recurring problems. Byte 8 bits

3 CD - ROM Central Processing Unit (CPU) Circuits Client Computer
Storage device that uses laser technology to read data permanently CD - ROM stored on compact disks, cannot be used to write data to a disk. Central Processing Where the processing in a computer takes place, often called the brain of Unit (CPU) the computer. The paths from one component of a computer to another that data uses Circuits to travel. The software on a network workstation that allows access to files and Client peripheral devices through a server. A device that accepts input, processes data, uses memory, provides Computer storage, and produces output, all according to a series of stored instructions. A computer program that is designed to replicate itself by copying into Computer Virus other programs stored in a computer. A form of legal protection that grants certain exclusive rights to the Copyrights creator of a program or musical work. Refers to the way in which letters, numbers, and symbols represent facts, Data objects, or ideas.

4 Drive E - Mail Encryption Ethics File File Server File Virus
A location on a network that is set aside for the collection of data. A system for sending and receiving messages electronically over E - Mail computer networks. The manipulation of data to prevent accurate interpretation by all but Encryption those for whom the data is intended. A set of principles of right conduct; a theory or a system of moral values; Ethics and the rules or standards governing the conduct of a person or the members of a profession. File A named collection of data that exists on a storage device. File Server A computer that supplies users with data; through the use of a network. File Virus Virus that attaches to an application program, such as a game. A type of magnetic storage the uses a round piece of flexible plastic Floppy Disk covered with a thin layer of oxide and sealed inside a protective covering.

5 Folder Gigabyte Graphic User Interface (GUI) Handheld Hard Drive
The subdirectory or subdivision, of a drive that can contain files and/or Folder other folders. Gigabyte Approximately 1 billion bytes. Graphic User A user interface that features on - screen objects, such as menus and icons Interface (GUI) that are manipulated by a mouse. A computer that fits into a pocket, runs on batteries, and is used while Handheld holding the unit in your hand. The main storage location for a computer that is mounted inside the Hard Drive computer’s system unit. The mechanical, magnetic, and electrical components making up a Hardware computer system; anything on or in the computer that is touchable. Information The results of the computer receiving and storing data. Input Letters, numbers, and symbols entered into a computer for processing.

6 Input Devices Internet IP Addresses Keyboard Kilobyte Laptop Computer
Units that gather information and transform that information it into a Input Devices series of electronic signals that a computer recognizes. A collection of local, regional, national, and international computer Internet networks that are linked together to exchange information. A unique identifying number assigned to each computer connected to a IP Addresses network. The arrangement of letters, numbers, and special function keys that act as Keyboard the primary input device for a computer. Kilobyte Approximately 1,000 bytes A portable, compact microcomputer computer that can run on Laptop Computer electricity or a battery unit. Local Area Network A network of computers in the same building or small geographical area. (LAN) Logic Bomb Watches for a specific set of input to activate the virus.

7 Macro Virus Magnetic Storage Mainframe Megabyte Megahertz Memory
A virus that attaches itself to a miniature program and replicates when Macro Virus that macro is used. The recording of data onto disks or tape by magnetizing particles of an Magnetic Storage oxide surface coating. Very large expensive computer capable of simultaneously processing or Mainframe storing data for thousands of users. Megabyte Approximately 1 million bytes Megahertz A measurement used to describe the speed of the system clock. Area of the computer that temporarily holds data waiting to be Memory processed, stored, or output. A personal computer; designed to meet the computer needs of an Microcomputer individual. An input device that makes possible the transmission of data to or from Modem other computers over telephone or cable lines.

8 Monitor Mouse Multitasking Network Network Interface Card (NIC)
Output device that forms an image by converting electrical signals from Monitor the computer into points of colored light on the screen. An input device that allows the user to manipulate objects on the screen Mouse by moving the device along a surface. Multitasking Running more than one program at a time. Two or more computers and other devices (printers or scanners) that Network are connected, for the purpose of sharing data and programs. Network Interface A circuit board inside most computers, that coverts the digital signals Card (NIC) from a computer into signals that can travel over a network. Master controller for all activities that take place within a computer; its Operating System primary purpose is to help the computer monitor itself in order to function efficiently. Means of reading and recording data as light and dark spots on CD and Optical Storage DVD. Output The processing results, seen on a monitor or printed on paper.

9 Output devices Pentium Peripheral devices Platform Printer Processing
Units that transform a computer’s electronic signals into information that Output devices can be displayed or printed. Pentium A name given to the 5th generation of the Intel central processing unit. Peripheral devices Used to expand the computer’s input, output and storage capabilities. Platform Underlying hardware and software of the computer system. Printer Output device that produces text or graphical images on paper. Processing Manipulation or changing of the data in many ways. The precise step - by - step instructions enabling a computer to solve a Program problem. The ability of a computer to process information and save data to the RAM location specified.

10 ROM Shareware Silicon Chips Software Software Licenses Sound Card
When data can be read from a file, but a user cannot change or modify ROM the data. Computer program that is freely distributed for a trial period, such as 30 Shareware days, and then the user must pay a fee to continue using the program. Silicon is melted sand and what circuits are embedded into to keep them Silicon Chips together. A computer program that tells the computer how to perform particular Software tasks. A legal contract that defines the ways in which you may use a computer Software Licenses program. An input device that is a circuit board giving the computer the ability to Sound Card accept audio input, play sound files, and produce audio output. Output devices that receive signals from a sound card in order to hear Speakers sound effects. Area of the computer that holds data on a permanent basis when it is Storage not immediately needed for processing.

11 Storage devices Supercomputer Switch System Unit Terabyte Time Bomb
Output devices that are used to keep data when the power to the Storage devices computer is off. A computer that was the fastest in the world at the time it was Supercomputer constructed. A piece of computer equipment that connects several devices Switch (computers or printers) to a network. The case that holds the power supply, central processing unit, storage System Unit devices, and all circuit boards. Terabyte Approximately 1 trillion bytes Watches for the computer clock to reach a certain date or time to Time Bomb activate the virus. Trigger Events An event that activates a task often associated with a computer virus. Computer program that seems to perform one legitimate function while Trojan Horse actually doing something destructive somewhere else.

12 USB Wide Area Network (WAN) Workstation Worm
An external interface for communication between a computer and USB peripheral devices over a single data line at very high speeds. Wide Area Network A network of computers in different locations and allows for access to (WAN) computers all over the world. Powerful desktop computer designed for specialized tasks that require a Workstation lot of processing speed. Refers to a personal computer connected to a network. Software virus that enters a computer network through security holes Worm and once in the network the virus becomes active.

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