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Mod:1 Lesson 1 TP
Computers and systems
Term | Definition |
---|---|
Circit Board | Thin plate or board that contains electronic components. |
Computer | An electronic device that recieves data (imput), processes data, stores data,and peoduces a result (output). |
Control Unit | Coordinates all of the processors activities. |
Data | Text, numbers, sound, images, or video. |
Dual-core Processor | A single chip that contains two separate processors. |
Embedded Computers | Preform specific tasks and can be found in a range of devices such as a digital watch or a mp3 player. |
File Allocation Table (FAT) | A special log on a magnetic storage disk where each track is labeled and given a location. |
Hard Disks | Used to store data inside the computer; removable versions also available. |
Hardware | The actual machine - wires,transistors,and circuits - in a computer systems. |
Information | Output produced by a computer. |
Memory | Short term or long term way to store a file or information. |
Mobile Devices | Small general-purpose computers that can generally fit into the palm of your hand. |
Motherboard | Circuit board mounted in a computer case that contains integral components. |
Multicore Processor | An expansion that provides for more that two separate processors. |
Network Drive | A hard drive or tape drive located on a computer other than the user's local system. |
Notebook Computers | Small personal computers that contain the monitor with a built-in keyboard; also called a laptop |
Random Access Memory (RAM) | Short term memory located on the motherboard that the computer can read from and write to temporarily. |
Read-only Memory (ROM) | Stores specific instructions needed for computer operations. |
Remote Storage | Used to extend disk space on a server and eliminate the addition of more hard disks or other storage devices. |
Server | A general-purpose computer that can support a few users or hundreds of users; variations include file server, database server, and web server. |
Software | Instructions or programs for controlling the computer. |
Supercomputer | Fastest type of computer; used for specialized applications to process enormous amounts of data. |
Tablet PC | Personal computer similar in size and thickness to a notepad; used with a stylus or digital pen on a touch screen. |
Tracks | Circles on a magnetic storage device where data is stored or retrieved. |
Arithmetic/logic Unit | Section of central processing unit that performs arithemetic computations and logical opperations. |
Binary | Machine language that is made up of only 0's and 1's. |
Bit | A single zero or a single one in machine language. |
BIOS ROM | A type of computer chip where instructions for starting up the computer are stored. |
Byte | A single character in computer language; eight bits are equal to one byte. |
Central Processing Unit(CPU) | Microprocessor that is the brains of the computer. |