Some Basic Computer Acronyms with Basic Definitions

PC -  Personal Computer.

Bit -  short for binary digit, which is the tiniest unit of information handled by a PC. Eight (8) bits make up a

Byte - typically represents a letter or number that you press on the keyboard. Eight bits make up one byte.

Kilobytes - 1,024 bytes.

Megabytes - 1,048,576 bytes.

Gigabytes - 1,073,741,824 bytes.

CPU - abbreviation that stands for Central Processing Unit.

Megahertz (Mhz) & Gigahertz (Ghz) - measures the clock speed of the computer's CPU. One megahertz
(1Mhz) means the computer is processing data at 1 million cycles a second; one gigahertz (1Ghz) means 1
billion cycle per second.

RAM - abbreviation that means Randon Access Memory. RAM refers to the supply of memory available for
the programs on your computer to use. The more RAM that your computer has, the faster the programs will run
on your computer.

Monitor - a device in which data can be viewed on a screen.

CRT - abbreviation that means Cathode Ray Tube. This is essentially one of the options that PC buyers
have when shopping for a monitor. This type is older, cheaper, heavier, and bulkier.

LCD - abbreviation that means Liquid Crystal Display. This is the second option that is available to PC
buyers when shopping for a monitor. This type is usually more pleasing to the eye because of its flat-panel
design. This type is usually more expensive, lighter in weight, and less bulkier.

USB port -  abbreviation that means Universal Serial Bus. This is one of many types of ports available on a
computer. You can connect your USB devices (digital camera, music player, printers, keyboards, etc.) into
this type of port.

Internal Harddrive - in short, a device inside the computer that is used to store data that you want saved for
retrieval at a later time.


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