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CS302 Final Term Fall 2013 File 17

MCQ (40) marks

All MCQs from Mooaz file
Subjective Type (40) marks
Q: What is meant by excitation inputs?                  (2)
Q: Write three guidelines for the selection of state assignment.    (3)
Q: What is the function of start bit and stop bit in asycnchorouns transition? (2)
Q. Write down three serial in/serial out n-bit shift register?  (3)
Q. In context flip-flop explain that what will happen if clock frequency exceeds the specified limit of flip-flop. (5)
Q. Draw the state diagram of mealy machine from the given table (5)
Present State
Nest State
Out Put

XY
XY
XY
XY
XY
XY
XY
XY

00
01
10
11
00
01
10
11
A
A
C
B
C
0
1
0
1
B
B
D
C
D
0
0
0
0
C
C
A
D
A
0
0
0
0
D
D
C
A
C
0
0
1
1










Q. Draw circiut diagram of flash A/D converter? (5)
Q. Draw the next state table an Up Counter with the help of J-K flip flop: (5)

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