lessons 3.1 3.2 3.3

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created 8 years ago by lucas13
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updated 8 years ago by lucas13
Grade levels:
6th grade
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computer
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1

storage device

computer component that retains data even after the computer is turned off.

2

file

a unit or grouping of information that has been given a unique name

3

basic input

output system is a set of programs that tell the computer equipment how to start up

4

memory

specialized chips connected to the computers mother board which store data and programs as they are being used by the processor

5

primary storage

the main memory of the or ram in the computer

6

archival storage

devices that store data that you put away for along time

7

read only devices

read data from the storage medium

8

read and write devices

can read data from the storage medium but can write onto the medium

9

sequential storage device

requires the computer to scan from the beginning to the medium

10

random access storage device

lets a computer directly to the needed memory

11

optical storage device

device that uses laser beams to read information stored on the reflective surface of a disc

12

HARD DRIVE

most commonly used type of secondary storage device

13

C.D ROM DRIVE

the most common read only optical storage device