CS302 Quiz No.2 Shared by Sadiya

Question # 1 of 10 ( Start time: 09:06:45 PM ) Total Marks: 1
2's complement of 5 is
Select correct option:
1101
1011    ok
0101
1100


Question # 3 of 10 ( Start time: 09:09:06 PM ) Total Marks: 1
The Decimal-to-BCD Encoder has _______ outputs
Select correct option:
2
4
10    ok
16


Question # 4 of 10 ( Start time: 09:09:57 PM ) Total Marks: 1
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


Question # 5 of 10 ( Start time: 09:11:20 PM ) Total Marks: 1
Half-Adder Logic circuit contains _____ XOR Gates.
Select correct option:
0
2
4
6


Question # 6 of 10 ( Start time: 09:12:42 PM ) Total Marks: 1
Adjacent 1s detector circuit will have active low output for the input
Select correct option:
1101
1010
0110
1011


Question # 7 of 10 ( Start time: 09:14:04 PM ) Total Marks: 1
A 5-variable karnaugh map has
Select correct option:
sixteen cells
thirty two cells    ok
sixty-four cells
None of these


Question # 8 of 10 ( Start time: 09:14:57 PM ) Total Marks: 1
8-bit parallel data can be converted into serial data by using ________ multiplexer
Select correct option:
4-to-2
4-to-4
8-to-1    ok
8-to-4


Question # 9 of 10 ( Start time: 09:15:28 PM ) Total Marks: 1
Demultiplexer can also be used as
Select correct option:
Deselector
Decoder
Distribuiter    ok
Encoder


Question # 10 of 10 ( Start time: 09:16:55 PM ) Total Marks: 1
For a 3-to-8 decoder how many 2-to-4 decoders will be required?
Select correct option:
4
3
2    ok
1