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10 Cards in this Set
- Front
- Back
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What is RAM?
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RAM stands for Random Access Memory. It is the temporary memory a computer uses while it is turned off. The data is lost when the computer is turned off, there is a power surge, or there is a system crash.
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What is ROM?
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ROM stands for Read Only Memory. ROM is permanent internal memory, and as such it is inaccessible by the user. It stores the data and instructions that tells your computer how to operate.
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RAM determines...
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RAM determines the number of software programs that can run simultaneously. The more RAM, the smoother the computer will run. It is generally a good idea to purchase as much RAM as affordable. Computers used for multimedia and gaming require additional RAM.
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Explain ASCII.
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ASCII stands for American Standard Coding System for Information Interchange. It is a binary system represented by a unique system of 0s and 1s.
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Bit =
Byte = Kilobyte = Megabyte = Gigabyte = Terabyte = |
Bit = a single binary number.
Byte = 8 Bits. Kilobyte = 1014 Bytes. (1KB) Megabyte = 1014 KB. Gigabyte = 1014 MB. Terabyte = 1014 GB. |
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What is Processor Speed measured in?
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Gigahertz (GHz), which equal one million cycles per second. The higher the number listed, the faster information moves in and out of memory.
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What is an input device?
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An input device is anything used to input data into the computer, such a keyboard, a mouse, a microphone, or even a digital camera.
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What is an output device?
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An output device is something that outputs the data after processing, such as a monitor, a printer, or speakers.
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What are the differences between CD-ROM, CD-R, CD-RW, and DVD-ROM?
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CD-ROMs can only read memory; they cannot be written to. CD-Rs can have memory written to them, but only once (information cannot be added or changed at a later date). CD-RWs can have information added or edited, and DVD-ROMs can hold much more information (allowing for easy storage of movies and other types of multimedia).
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USB stands for?
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USB stands for Universal Serial Bus. They are portable and not platform specific.
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