The Global Open University 2012-1st Year M.Sc Electronic Science Global open University Electronics of Digital System Design - Question Paper

jan, 2012
Duration: two Hours
Course: M.Sc. in Electronics
Year: 1st Year
Paper Name: Digital System Design

ATTEMPT ALL THE beneath MENTIONED QUESTIONS:
1. UNIVAC is
a. Universal Automatic Computer
b. Universal Array Computer
c. Unique Automatic Computer
d. Unvalued Automatic Computer
2. CD-ROM stands for
a. Compactable learn Only Memory
b. Compact Data learn Only Memory
c. Compactable Disk learn Only Memory
d. Compact Disk learn Only Memory
3. ALU is
a. Arithmetic Logic Unit
b. Array Logic Unit
c. Application Logic Unit
d. None of above
4. VGA is
a. Video Graphics Array
b. Visual Graphics Array
c. Volatile Graphics Array
d. Video Graphics Adapter
5. IBM 1401 is
a. 1st Generation Computer
b. 2nd Generation Computer
c. 3rd Generation Computer
d. 4th Generation Computer
6. MSI stands for
a. Medium Scale Integrated Circuits
b. Medium System Integrated Circuits
c. Medium Scale Intelligent Circuit
d. Medium System Intelligent Circuit
7. The capacity of 3.5 inch floppy disk is
a. 1.40 MB
b. 1.44 GB
c. 1.40 GB
d. 1.44 MB
8. The 1st computer introduced in
Nepal was
a. IBM 1400
b. IBM 1401
c. IBM 1402
d. IBM1402
9. WAN stands for
a. Wap Area Network
b. Wide Area Network
c. Wide Array Net
d. Wireless Area Network
10. MICR stands for
a. Magnetic Ink Character learner
b. Magnetic Ink Code learner
c. Magnetic Ink Cases learner
d. None
11. Which 1 of the subsequent is not a
valid rule of Boolean algebra?
(a) A + one = 1
(b) A = A
(c) A.A = A
(d) A + 0 = A
12.If 2 adjacent 1s are detected in the in
put, the output is set to high. input combin
ations will be
a. 0011
b. 0101
c. 1100
d. 1010
13. The 4-variable Karnaugh Map (KMap)
has ______rows and ____colums
a. 2,2
b. 4,4,
c. 4,2
d. 2,4
14. The boolean expression A + B' + C
is
a sum term
a literal term
a product term
a complemented term
15. the boolean expression AB'CD'is
a. sumterm
b. product term
c. literal term
d. always 1
16. Don't care conditions are marked as
___________ in the output column of
the function table
a. 0
b. 1
c. X
d. None of the provided choices
17. An example of SOP expression is
a. A + B(C + D)
b. A'B + AC' + AB'C

Earning:   Approval pending.