Exercise: Digital Electronics

Questions for: Digital Electronics

Decimal 45.15 when converted into 9's complement will become
A:
54.84
B:
45.48
C:
48.54
D:
45.84
Answer: A
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The write cycle time of memory is 200 nsec. The maximum rate of data which can be stored is
A:
200 words/sec
B:
5 x 103 words/sec
C:
5 x 106 word/sec
D:
5 x 109 words/sec
Answer: C
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A mod-2 counter followed by a mod 5 is same as
A:
mod-7 counter
B:
A decade counter
C:
mod-3 counter
D:
none
Answer: B
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For a NAND SR latch of input is the normal resting state of inputs is
A:
S = R = 1
B:
S = 0, R = 1
C:
S = 1, R = 0
D:
S = R = 0
Answer: A
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The circuit realizes the function
A:
(A + B) E + CD
B:
(A + B) (E + CD)
C:
(A + B) (E + C + D)
D:
(AB + E). CD
Answer: A
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