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Digital Electronics

Digital Electronics
A ROM has a 16-bit address bus. The number of locations in this memory is

 1024
 65536
 32
 16

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Digital Electronics
In Boolean algebra A.A is equal to

 1
 A²
 A
 2A

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Digital Electronics
What is the gray code for the binary 101011?

 011111
 110101
 111110
 101011

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Digital Electronics
One bit full adder has ________ outputs.

 2
 4
 any number
 3

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Digital Electronics
The voltages corresponding to LOW and HIGH levels respectively are given below. Identify the voltages which correspond to negative logic system.

 –1.5 V and – 0.5 V
 1 V and 5 V
 0 V and 5 V
 5 V and 0 V

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Digital Electronics
2-out-of-5 code is

 self-complementing code
 weighted code
 non-weighted code
 alphanumeric code

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