CONTENTS

1．What can a computer do?

2．Computers(Ⅰ)a dialogue

3．Computers(Ⅱ)a dialogue

4．Digital computers a dialogue

5．Analogue computers

6．Basic functional units of a computer

7．The binary system

8．Instructions

9．Logic circuits

10．Input-output units

11．Memory units

12．Arithmetic units

13．Control units

14．Software

15．The concept of a program

16．Arithmetic operations(Ⅰ)

17．Arithmetic operations(Ⅱ)

18．Loading

19．Branching without looping

20．A Typical subroutine

21．Punched card equipment

22．Non-impact printing

23．Visual display output

24．Programming languages

25．Fortran,algol and cobol

26．Programming s upstart language:APL

27．Operating systems(OS)provide automatic systems control

28．A Square-summing,high-speed multiplier

29．The role of small computers(Ⅰ)

30．The role of small computers(Ⅱ)