2. user software computer

3. (software)
1) system software)
2) application software)

4. operating system)
DOS
Microsoft Windows
UNIX
Linux

5. compiler)
,
Source program) Compiler) executable program) (output)
Input)

6. (interpreter)
(BASIC)
Source program) Interpreter) (output)
Input)
assembler)
(Assembly)

7.  Microsoft Word,
Word Perfect Lotus Word Pro

8. Microsoft Word

9.  Microsoft Excel,
Numbers for Mac Quattro Pro
-

10. Microsoft Excel

11. Microsoft PowerPoint,
Keynote for Mac

12. Microsoft PowerPoint

13. Microsoft Access

14. Microsoft Access

15. Adobe Indesign

16. Microsoft Publisher

17. 
Adobe PhotoShop, Microsoft Paint
CorelDraw

18. Adobe Photoshop

19. 
AutoCAD Microsoft Visio

20. AutoCad

21. Adobe premiere pro,
Final Cut Pro, Authorware

22. Adobe Premere Pro

23. FTP (file transfer protocol), Skype, Gtalk,
Microsoft Live Messenger, Face Time
 newgroup, webboard, social media
Social
Network

24. Social Media

25.  Internet Explorer,
Firefox, Chorme, Opera, Safari

26. Safari

27. 
File Transfer Protocol (FTP)

28. FTP

29.  Windows Live
Messenger, Skype, Hangout, Face Time

30. Skype

31. Hangouts

32. Hangouts

33. Facebook Messenger

34. 
virus scan), Winzip

35. WinRAR

37. 
fight simulator)
App Store

39. App Store

40. App Store

41.  machine language)

42.  assembly language)
 high-level languages)

43.  Very High-level Languages)

44.  natural
language)
expert system)
(artificial
intelligence)

45. object-oriented programming)
objects)

46. BASIC)
Visual Basic)
COBOL)
PASCAL)
FORTRAN)
C)
HTML
JAVA)
XML

47. GWBasic

48. JAVA

49. Pascal

50. Visual Basic

51. PHP

52. HTML

53. Android SDK (Software development kit)