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Digital Electronics

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

 011111
 101011
 110101
 111110

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Digital Electronics
In signed magnitude representation, the binary equivalent of 22.5625 is (the bit before comma represents the sign)

 1,10110.1001
 0,10110.1011
 1,10101.1001
 0,10110.1001

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Digital Electronics
Four ROM chips of 16 × 4 size have their address buses connected together. This system will be of size

 32 × 8
 16 × 16
 64 × 4
 256 × 1

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Digital Electronics
Transfer of data from one register to another register is known as ________ register operation.

 Inside
 Intra
 In between
 Inter

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Digital Electronics
The only function of NOT gate is to ___________.

Act as a universal gate
Stop signal
Invert input signal
None of these

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Digital Electronics
The number A = 01110000 and B = 10101111 are in 2’s complement form .Addition of above two number is

 11100000
 10101111
 011100001
 00011111

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