Question # 1 of 10 ( Start time: 09 : 42 :
34 PM ) Total Marks : 1
When an eight bit serial in / serial out
shift register is used for a 24 micro
seconds time delay , the clock
frequenct must be
Select correct option :
41 .67 KHz
333 KHz Not Confirm
125 KHz
8 MHz
Question # 2 of 10 ( Start time: 09 : 43 :
24 PM ) Total Marks : 1
A 4 - bit binary up / down counter is in
the binary state of zero . The next
state in the DOWN mode is :
Select correct option :
0001
1000
1110
1111
Question # 3 of 10 ( Start time: 09 : 43 :
53 PM ) Total Marks : 1
In moore machine the output depends
on
Select correct option :
the current state and the output of
previous flip flop
only inputs
the current state
the current state and inputs
Question # 4 of 10 ( Start time: 09 : 44 :
05 PM ) Total Marks : 1
In designing any counter the transition
from a current state to the next sate
is determined by
Select correct option :
Current state and inputs
Only inputs
Only current state
current state and outputs
Question # 5 of 10 ( Start time: 09 : 44 :
33 PM ) Total Marks : 1
A divide- by- 10 Johnson counter
requires
Select correct option :
ten flip - flops
four flip - flops
five flip - flops
twelve flip - flops
Question # 6 of 10 ( Start time: 09 : 44 :
46 PM ) Total Marks : 1
Number of states in an 8 - bit Johnson
counter sequence are :
Select correct option :
8
12
14
16
Question # 7 of 10 ( Start time: 09 : 45 :
20 PM ) Total Marks : 1
In a 4 - bit binary counter , the next
state after the terminal count in the
DOWN mode is _ _ _ _ _ _ _ _ _ _ _ _
Select correct option :
0000
1111
0001
10000
Question # 8 of 10 ( Start time: 09 : 45 :
44 PM ) Total Marks : 1
Divide - by- 32 counter can be acheived
by using
Select correct option :
Flip - Flop and DIV 10
Flip - Flop and DIV 16
Flip - Flop and DIV 32
DIV 16 and DIV 32
Question # 9 of 10 ( Start time: 09 : 46 :
53 PM ) Total Marks : 1
A 4 - bit binary up / down counter is in
the binary state of zero . The next
state in the UP mode is
Select correct option :
0001
1000
1110
1111
Question # 10 of 10 ( Start time : 09 :
47 :16 PM ) Total Marks: 1
Three cascaded modulus - 10 counters
have an overall modulus of
Select correct option :
30
100
1000
10000
