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Definition
| American Standard Code for Information Interchange. An encoding scheme by which characters are represented by numbers. |
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7-bit ASCII supports _____ different characters; extended
ASCII supports _____. |
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7-bit ASCII supports 128 different characters; extended
ASCII supports 256. |
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| A slot into which RAM is inserted. |
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| A system for representing numbers with sequences of digits, each of which can take on one of ten possible values (0 through 9). |
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| A system for representing numbers with sequences of digits, each of which can take on one of two possible values (0 or 1). |
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Definition
Basic Input Output System. Software burned into ROM that enables a
computer to bootstrap itself. Passes control of computer to an operating system after checking RAM, etc. Handles low-level communication with drives, keyboard, printer, etc. |
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Definition
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Definition
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Definition
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| The case (sides, top, and bottom) and structural support of a computer. |
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Refers to hardware that stores BIOS settings (e.g., date, time, boot sequence,
etc.). |
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Definition
| Calculation (i.e., determination by mathematical means). |
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Definition
| Something that calculates (produces output from input via mathematical means). |
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Definition
| Something that attaches to something else. |
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Definition
| Floppy, circular material inside of a floppy disk. |
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Definition
Central Processing Unit. The brains of a computer. Speed measured in
megahertz or gigahertz. |
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Definition
| A logic board that plugs into a motherboard. |
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Definition
| Dual Inline Memory Module. Type of RAM found in newer computers. |
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Term
How many pins does a DIMM card have?
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Definition
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Term
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Definition
To flash a computer’s BIOS is to upgrade it with manufacture-provided
software. |
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| Serial port on the back of a PC into which a joystick or the like can be plugged. |
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Term
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Definition
| A prefix denoting billion. |
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Term
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Definition
| A prefix denoting thousand. |
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Term
L1 (Level 1) Cashe Where is it found? What is the quantity? What does it do? |
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Definition
Very fast memory usually found “on die” (inside of a CPU). Found in such quantities as 16 KB, 32 KB, etc. Enables CPU to retrieve instructions quickly, avoiding relatively slower RAM. |
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Term
L2 (Level 2) Cache Where is it found? What is the quantity? What does it do? |
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Definition
| Pretty fast memory sometimes found “on die” (inside of a CPU), else in the CPU’s packaging or on the motherboard. |
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