Shared Flashcard Set

Details

Hardware Basics
Vocabulary
10
Computer Science
Not Applicable
09/06/2011

Additional Computer Science Flashcards

 


 

Cards

Term
Central Processing Unit
Definition

Often called CPU  or the Processor Three Units ALU, Control Unit and Memory Unit

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Term
RAM
Definition

Temporary Memory

This memory is lost when computer id is turned off.

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Term
ROM
Definition

Permanent Internal Memory[image]

 

Term
Bit
Definition

The Smallest unit of binary code

0 or 1 memory address holds 1 byte of data where

1 bit  = 0 or 1, on or off
1 byte = 8 bits
1 kilobyte (K or KB)  = 1024 bytes
1 megabyte (MB) = 1024 kilobytes

 

Term
Byte
Definition

Eight bits make one byte

One Alphabetic or One Number

memory address holds 1 byte of data where

1 bit  = 0 or 1, on or off
1 byte = 8 bits
1 kilobyte (K or KB)  = 1024 bytes
1 megabyte (MB) = 1024 kilobytes
Term
Kilobyte
Definition

1k=1024

Bytesmemory address holds 1 byte of data where

1 bit  = 0 or 1, on or off
1 byte = 8 bits
1 kilobyte (K or KB)  = 1024 bytes
1 megabyte (MB) = 1024 kilobytes

 

 

Term
In Put Device
Definition

Allows information to be entered into Computer such as a Keyboard or Scanner

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Term
Out Put Device
Definition

Produce Data that has been processed in hard or soft copy. An Output device can be a Computer Monitor or a Printer.[image]

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Term
Portable Media Players
Definition

MP3 Players store and play audio or video such as the Apple Ipod

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Term
USB Drives
Definition

Pen or Flash Drive

This device plugs into the USB Drive(Universal Serial Bus)

Provides mobile storage

 

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