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hey im mvp Vocab 1
CMW Chapter 1
Term | Definition |
---|---|
Computer Literacy | The level of expertise and familiarity someone has with computers. Computer literacy generally refers to the ability to use applications rather than to program. |
Computer | A computer is a programmable machine. The two principal characteristics of a computer are: it responds to a specific set of instructions in a well-defined manner and it can execute a prerecorded list of instructions (a program). |
Data | Distinct pieces of information, usually formatted in a special way. All software is divided into two general categories: data and programs. Programs are collections of instructions for manipulating data. |
Information | Processed data that converys meaning and i suseful to people. |
Information Processing Cycle | Series of input, process, output, and storage activities performed by a computer. |
Hardware | Refers to objects that you can actually touch, like disks, disk drives, display screens, keyboards, printers, boards, and chips |
Input Devices | Any machine that feeds data into a computer. Ex: keyboard, mouse, trackballs, and light pens. |
Output Devices | Any machine capable of representing information from a computer. Ex: display screens, printers, plotters, and synthesizers. |
Storage Devices | A device capable of storing data. Ex: discs, tape drives, flash drives, hard drives. |
System Unit | The main part of a personal computer. The system unit includes the chassis, microprocessor, main memory, bus, and ports, but does not include the keyboard or monitor, or any peripheral devices. |
Motherboard | The main circuit board of a microcomputer. |
Communication Devices | Any machine that assists data transmission. |
Categories of Software | Computer instructions or data. Systems software includes the operating system and all the utilities that enable the computer to function. Applications software includes programs that do real work for users. |
Categories of Computers | minicomputer: a multi-user computer capable of supporting from 10 to hundreds of users simultaneously. mainframe: a powerful multi-user computer capable of supporting many hundreds or thousands of users simultaneously. |
Game Consoles | Mobile computing device designed for single-player or multiplayer video games. |
Servers | A computer or device on a network that manages network resources. |
Mainframe Computers | powerful multi-user computer capable of supporting many hundreds or thousands of users simultaneously. |
Supercomputers | An extremely fast computer that can perform hundreds of millions of instructions per second. |
Embedded Computers | A specialized computer system that is part of a larger system or machine. |
Personal Computer | A small, single-user computer based on a microprocessor. In addition to the microprocessor, a personal computer has a keyboard for entering data, a monitor for displaying information, and a storage device for saving data. |
Workstation | A powerful, single-user computer. A workstation is like a personal computer, but it has a more powerful microprocessor and a higher-quality monitor. |
Tanner Sparrow | L33t |