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Digital Electronics

Digital Electronics
Which of the following is 2’s complement of +12?

 00001000
 01110011
 00001100
 00000011

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Digital Electronics
In VLSI, the number of gate circuits per chip is

 10,000 to 99,999
 50,000 to 99,999
 > 10,000
 < 10,000

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Digital Electronics
The number of 1 in 8-bit representation of 127 in 2’s complement form is m and that in 1,s complement form is n. What is the value of m:n?

 1:2
 2:1
 2:3
 1:1

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Digital Electronics
A latch is ________ sensitive

 edge
 both level and edge
 level
 None

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Digital Electronics
The data bus width of a ROM of size 2048 × 8 bits is

 10
 12
 16
 8

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Digital Electronics
Extended Binary Coded Decimal Interchange Code is an ________ bit code.

 32
 16
 7
 8

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