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 1 s
a 8 - cell group of 1 s
a 4 - cell group of 1 s
a 4 - cell group of 0 s
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 1 s 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
