Question | Answer |
The sequence of events in any computing device when it is processing information. The four steps are(1) input, (2) processing, (3) output and (4) storage. | Information Processing Cycle |
Sometimes simply processor, is the key component in a digital computer capable of executing a program. It interprets computer program instructions and processes data. | Central Processing Unit (CPU) |
A software program that lets you explore the World Wide Web to find text, graphics, sound movies, games, chats and more | Browser |
An electronic machine that 1)takes in data and instructions (input) 2) works with the data(processing) 3)puts out information (output) | Computer |
A blinking line or shape on the screen that tells you where the next character will go | Cursor |
Stands for "Electronic mail". Its a way of sending messages from one computer to another. You send a message to someone, with attachments such as photos or files, usinga modem or network. | E-Mail |
A tiny picture on the screen that represents a program, file or folder | Icon |
Physical Computer Components | Hardware |
Electronic instructions that tells a computer what to do | Software |
The unique address used to locate a Web page or Web site | Uniform Resource Locator(URL) |
Input devices used to convert hard copy documents or images into digital files | Scanner |
A group of two or ore computers(or nodes) connected to share information and resources | Network |
The device to input typed data and commands into a computer | Keyboard |
An input device used to enter commands and userresponses into a computer | Mouse |
The Web page that displays every time you start Internet Explorer | Home page |
Software programs that search for keywords in files and documents or other Web sites found on the internet | Search Engines |
System software that controls the way in which a computer system functions, including the management of hardware,peripherals, and software | Operating System |
Computer hardware used to enter data and instructions into a computer | Input Devices |
Computer hardware used to retrieve processed data and informationfrom a computer | Output Devices |
Malicious code or program,usually installed on a computer without the user's knowledge or permission | Virus |
A large computer capable of performing more than one taskat the same time and supporting many users simultaneously | Mainframe |
Personal digital assistant | Handheld computers |
A personal computer computer for mobile use | Laptop |
The basic screen from which Windows and programs are run, and which consist of program icons, a taskbar, a start button, and amouse pointer | Desktop |
The use of electronic messaging systems to send unsolicited bulk messages indiscriminately | SPAM |
A common output device that displays text, graphics, and video | Monitor |
Approximately one million bytes: a unit of measure for memory and storage space | Megabyte |
Moving an object from one place on the screen to another by use of a mouse | Drag |
A set of characters with the same design and shape | Font |
Approximately one billion bytes; a unit of measure for memory and storage space | Gigabyte |
used in popular media to describe someone who attempts to break into computer | Hacker |
refers to a critical failure in a computer, network device, or software running on these (such as a network operating system or application). | Crash |
The original storage device for a microcomputer, which enables portable, permanent storage on floppy disks. | Floppy Drive |
A storage device used to read and possibly write data to a CD | CD ROM Drive |
Hyper Text Transfer Protocol | HTTP: |
A collection of raw facts, figures and symbols given to a computer during input operations | Data |
The process of loading the operating system into memory when a computer is turned on | Boot |
The set of programs that enables a computer's hardware devices and program software to work together; it includes the operating system and utility programs | System Software |
A place in a computer where the operating system, application programs, and data in current use are kept so that they can be quickly reached by the computer's processor. | RAM(Random Access Memory) |
Built-in computer memory containing data that normally can only be read, not written to | ROM(Read Only Memory) |
an optical disc technology with a 4.7 gigabyte storage capacity on a single-sided, one-layered disk, which is enough for a 133-minute movie | Digital Versatile Disk |
a measure of computer storage capacity that is 2 to the 40th power or approximately a trillion bytes (that is, a thousand gigabytes). | Terabyte |
a computer display area that represents the kinds of objects: icons, folders and pictures | Desktop |
an entity of data available to system users (including the system itself and its application programs) that is capable of being manipulated as an entity. | File |
A named collection of related file s that can be retrieved, moved, and otherwise manipulated as one | Folder |
A window that gives you access to the files and folders on your computer | My Computer |
A specific set of ordered operations for a computer to perform | Program |
A computer program that provides services to other computer programs (and their users) in the same or other computers | Server |
A horizontal row or vertical column of selectable image "buttons" that give the user a constantly visible reminder of and an easy way to select certain desktop or other application functions | Toolbar |
A visual device on the desktop that typically shows the user which applications (tasks) are currently active and running. | Taskbar |