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Digital Electronics

Digital Electronics
How the digital signals is transmitted through a single conductor ?

 Parallel
 Analog
None of these
 Serial

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Digital Electronics
X = 01110 and Y = 11001 are two 5-bit binary numbers represented in 2’s complement format. The sum of X and Y in 2’s complement format using 6 bits is

 101001
 001000
 0001111
 100111

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Digital Electronics
The XS-3 code is a

 error-correcting code
 weighted code
 cyclic code
 self-complementing code

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Digital Electronics
What is the minimum number of two-input NAND gates used to perform the function of 2-input OR gate?

 one
 two
 four
 three

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Digital Electronics
A 32 × 10 ROM contains a decoder of size

 10 × 32
 32 × 32
 5 × 32
 32 × 10

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Digital Electronics
If clock time period is 1ms, what is its frequency

 1 mHz
 1 kHz
 1 MHz
None of these

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