Vinayaka Missions University 2008 Diploma Computer Applications DIGITAL COMPUTER FUNDAMENTALS (Correspondence ) - Question Paper

COURSE CODE - 4050103
DIPLOMA exam – SEP 2008
DANI / DCA
DIGITAL COMPUTER FUNDAMENTALS
(For Candidate Admitted from Calendar 2007 Onwards)
Time: three Hours Max. Marks: 75
part – A
ans all the Questions: 15 X one = 15
1. describe a computer
2. Expand ALU
3. What is UNIVAC
4. provide an example for Storage Devices
5. describe RAM
6. What is DBMS?
7. What do you mean by basic logic gates
8. provide 2 kinds of number system
9. Expand ASCII
10. Which Memory is referred to as permanent storage?
11. Expand DRAM
12. describe Virtual memory
13. Name the different process states in process management?
14. What is DMA
15. Identify the various kinds of testing
part – B
ans any 5 Questions: five X six = 30
16. (a) discuss the basic concept of a computer
(Or)
(b) What do you mean by third-generation computers?
17. (a) What is Application Software? discuss
(Or)
(b) discuss Output Devices
18. (a) discuss the operation of NOT gate.
(Or)
(b) Write down the truth table for NOR gate
19. (a) obtain out the storage capacity of a magnetic disk having 80 tracks,
15 sectors per track, and storing 512 bytes per sector.
(Or)
(b) discuss Magnetic disks
20. (a) discuss the file attributes features used in file management
(Or)
(b) What is the difference ranging from spreadsheet and word processor?
part – C
ans any 2 Questions: two X 15 = 30
21. Write a note on subsequent topics:
a. Microcomputer
b. Microprocessor
c. Notebook computer
d. Workstation
e. System bus
22. define the Internal and External hardware components
23. discuss subsequent binary operations:
a. Binary subtraction
b. Binary multiplication
c. Binary division
24. discuss memory hierarchy.
25. discuss C. Also discuss the difference ranging from C and C++.

Earning:   Approval pending.