1. (Information
Technology)
McGraw-Hill/Irwin Copyright © 2007 by The McGraw-Hill Companies, Inc. All rights reserved.

2. 




1-2

3. 


1-3

4. 



1-4

5.  (Supercomputer)
 (Mainframe
computer)
 (Minicomputer)
 (Microcomputers)
1-5

6.  (Desktop)
 (Notebook)
(Laptop)
 (Tablet PC)
 (Palm)
(Handheld)
1-6

7. 1. 4. (Data)
(People)
2.
(Software)
3.
(Hardware)
1-
11

8. 




 &
 &
1-
12

9. IT
1-
13

10. IT
1-
14

11.  (System
Software)
 (Application
Software)
1-
15

12. 4
 (System Unit)
 / (Input/Output)
 (Secondary
Storage)
 (Communication)
1-
18

13. 1-
19

14.  (Microprocessor)
 (Memory)
1-
20

15. /






1-
21

16. 



 ( )
1-
22

17. 
“ ”


1-
23

18. 
“ ”

“ ”

 (Document files)
 (Worksheet files)
 (Database files)
 (Presentation files) 1-
24

19. 





1-
29

20. 
(A)



 1-
30

21. (B)




1-
31

22. (C)





1-
32