Question # 1 of 10 ( Start time:
05 :31 :52 PM ) Total Marks: 1
The Decimal- to- BCD Encoder has
_______ outputs
Select correct option :
2
4 Ans
10
16
Question # 2 of 10 ( Start time:
05 :33 :08 PM ) Total Marks: 1
Half- Adder Logic circuit contains
_____ XOR Gates .
Select correct option :
0
2
4
6
Question # 3 of 10 ( Start time:
05 :34 :31 PM ) Total Marks: 1
A 5 - variable karnaugh map has
Select correct option :
sixteen cells
thirty two cells
sixty - four cells
None of these
Question # 5 of 10 ( Start time:
05 :37 :20 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
8 - to- 4
Question # 5 of 10 ( Start time:
05 :37 :20 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
8 - to- 4
Question # 5 of 10 ( Start time:
05 :37 :20 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
8 - to- 4
Question # 5 of 10 ( Start time:
05 :37 :20 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
8 - to- 4
Question # 6 of 10 ( Start time:
05 :38 :48 PM ) Total Marks: 1
On a Karnaugh map , grouping the 0 s
produces
Select correct option :
a POS expression
a SOP expression
a " don 't care " condition
AND- OR logic
Question # 7 of 10 ( Start time:
05 :40 :14 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
1
Question # 8 of 10 ( Start time:
05 :41 :39 PM ) Total Marks: 1
The bolean expression A + BC equals
Select correct option :
(A ' + B )( A ' + C)
(A + B )( A + C )
(A + B )( A' + C )
none of the above
Question # 9 of 10 ( Start time:
05 :43 :09 PM ) Total Marks: 1
Adjacent 1 s detector circuit will have
active high output for the input
Select correct option :
0101
1010
0011
0001
Question # 10 of 10 ( Start time :
05 :44 :40 PM ) Total Marks: 1
How many data select lines are
required for selecting eight inputs ?
Select correct option :
4
3
2
1
