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# CS302 Online Quiz No 01 Fall 2016 - Share Your Online Quiz Here to Help each Other.

CS302 Online Quiz No 01 Fall 2016 - Share Your Online Quiz Here to Help each Other.

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### Replies to This Discussion

Share Your Online Quiz Here to Help each Other.

Question # 1 of 10
How many data select lines are required for selecting eight inputs?
Select correct option:

4
3 (Correct)
2
1

Question # 2 of 10
In a 4-variable K-map, a 2-variable product term is produced by
Select correct option:

a 2-cell group of 1s
a 8-cell group of 1s
a 4-cell group of 1s
a 4-cell group of 0s (Correct)

Question # 3 of 10
The boolean expression (A +C)(AB' +AC)(A'C' + B')can be simplified to
Select correct option:

AB'
AB + A'C (Correct)
A'B + BC
AB + BC

Question # 4 of 10
2's complement of 5 is
Select correct option:

1101
1011 (Correct)
0101
1100

Question # 5 of 10
________ is invalid number of cells in a single group formed by the adjacent cells in K-map
Select correct option:

2
8
12 (Correct)
16

Question # 6 of 10 ( Start time: 08:26:00 PM )  Total Marks: 1
Which one of the following is NOT a valid rule of Boolean algebra?
Select correct option:

A + 1 = 1
A = A' (Correct)
AA = A
A + 0 = A

Question # 7 of 10
For a 3-to-8 decoder how many 2-to-4 decoders will be required?
Select correct option:

4
3
2 (Correct)
1

Question # 8 of 10
The 4-variable Karnaugh Map (K-Map) has _______ cells for min or max terms
Select correct option:

4
8
12
16 (Correct)

Question # 9 of 10
Don’t care conditions are marked as ___________ in the output column of the function table  Select correct option:

0
1
X  (Correct)
None of the given options

Question # 10 of 10
The boolean expression X = AB + CD represents
Select correct option:

two ORs ANDed together
a 4-input AND gate
two ANDs ORed together (Correct)
an exclusive-Or

Question   Adjacent 1s detector circuit will have active low output for the input
Select correct option:
1101
1010
0110
1011

Question

The 4-variable Karnaugh Map (K-Map) has _____ _rows and ____colums
2,2  2) 4,4,    3)  4,2   4)  2,4

Ans: 4,4

Question

Don’t care conditions are marked as ___________ in the output column of the function table
Select correct option:

None of the given options
Question

An example of SOP expression is
Select correct option:

A + B(C + D)

A'B + AC' + AB'C

(A' + B + C)(A + B' + C)

Question

For a Standard SOP expression, a ______ is placed in the cell corresponding to the product term (Minterm) present in the expression.
Select correct option:

X (don’t care condition)

Question: The domain of expression AB’CD+AB’+C’D+B is

A and D
B only
ABC and D
None of these

Question: _________ is invalid group of cells oin a sigle group formed  by the adjacent cells in K-map.
2
8
12
16
Question  :  on a K-map 0s product ____________
A POS expression
A SOP    But not sure this question answer.
A don’t care

Question  :   For standerar SOP expression  a _______is placed in the cell corresponding to the product ( Minterm) in expression
1
X
Any one given depending in SOP expression

Question  :     For 3-8 decoder  how many 2 to 4 decoder will be requied
4
3
2
1

1. The boolean expression (A +C)(AB' +AC)(A'C' + B')can be simplified to
Ab+bc

2. The 4-variable Karnaugh Map (K-Map) has _______ cells for min or max terms
16

3. The bolean expression A + BC equals

4. The 4-variable K-Map has rows colums.
4-4

5. The complement of a variable is always
Inverse none.

6. The Decimal-to-BCD Encoder has outputs.
4

7. 8-bit parallel data can be converted into serial data by using
8-to-1 multiplexer

8. The boolean expression X = AB + CD represents
two ANDs ORed together

9. A 5-variable karnaugh map has
32

10. The boolean expression AB'CD'is
a product term

Cs 302 quizz file 2016

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