Exercise: Digital Electronics

Questions for: Digital Electronics

Four memory chips of 16 x 4 size have their address buses connected together. This system will be of size
A:
64 x 4
B:
16 x 16
C:
32 x 8
D:
256 x 1
Answer: B
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The decimal equivalent of the hexadecimal number (3 E 8)16 is
A:
1000
B:
982
C:
768
D:
323
Answer: A
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Medium scale integration refers to ICs with
A:
more than 12 but less than 30 gates on the same chip
B:
more than 50 gates on the same chip
C:
more than 20 but less than 100 gates on the same chip
D:
more than 12 but less than 100 gates on the same chip
Answer: D
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As per Boolean algebra, inputs can be interchanged in
A:
OR gates
B:
AND gates
C:
both OR and AND gates
D:
none of the above
Answer: C
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The total number of fundamental products of three variables is
A:
3
B:
5
C:
8
D:
16
Answer: C
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