计算机PDF电子书下载

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What are Computers? 4

How Computers Developed 6

Different Designs 8

Data Processing 10

The Main Parts of a Computer 12

Combining the Parts 14

The Computer Code 16

'Reading' the Code 18

Recording Information on Magnetic Tape 20

Operation of Magnetic Tape Unit 22

'Writing'the Code 24

The Computer Store 26

'Words','Bits'and'Addresses' 28

The Magnetic Core Store 30

'Gates'and'Highways' 32

Computer Arithmetic 34

Binary Arithmetic 36

Programming 38

The Control Unit 40

Direct Access Stores 42

1．The Magnetic Drum 42

2．The Disc Store 44

The Output Unit 46

Does a Computer make Mistakes? 48

This Year,Next Year,Sometime...? 50

Vocabulary 52

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