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Digital Electronics

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

 < 10,000
 100 to 9,999
 100 to 999
 1000 to 10,000

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Digital Electronics
Number of 2 input multiplexers need to construct a 210 inputs multiplexer is _________

 9
 32
 129
 1023

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Digital Electronics
The binary number designations of the rows and columns of the K-map are in

 Gray code
 XS-3 code
 binary code
 BCD code

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Digital Electronics
Why encoder is used in the digital electronics ?

 To convert coded information into non coded form
 It is used to separate address bus and data bus
None of these
 To convert non coded information into coded form

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Digital Electronics
Why small bubble is given on the output of the NAND gate symbol ?

 Tristate
None of these
 Output is inverted
 Open collector output

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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

 001000
 101001
 0001111
 100111

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