LESSON 3 computer basics

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created 10 years ago by BaseBall77
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Cards for lesson 3-1
Grade levels:
6th grade
Subjects:
computer, basic
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1

Primary storage

Memory chips that are built into a computer such as random access memory

2

Secondary storage

Computer disk drives such as the hard drive and CD-ROM drive used to store large amounts of data

3

Archival storage

used to store large amounts of data

4

Sequential storage device

A storage device that requires a computer to scan from the beginning to the end of stored information

5

Random access storage device

A storage device that lets the computer go directly to the needed information

6

Optical storage device

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

7

Storage devices

Where you can put your schoolwork,work,files,and other stuff in documents or in the hardware

8

Files

It is a collection of related information or program code,which has been given a unique name

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System startup

For instance,if you would turn on your computer & you didn’t have a system startup it wouldn’t know what to do

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Memory & Storage

This memory called random access memory,or RAM,stores data and program instructions needed by the CPU

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Hard drive

The most commonly used type of secondary storage device,which stores bits of data as a aligned particles on the surface of a magnetic disk

12

Floppy disk

A storage device that reads floppy disk

13

C-D ROM

The most common read-only optical storage device