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Digital Electronics

Digital Electronics
Combinations that are not listed for the input variables are

 Carry
 Overflow
 Borrow
 Don't Care

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

 Serial
 Parallel
 Analog
None of these

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Digital Electronics
At which the digital data can be applied to a a gate is known as ________ frequency.

 Run-time
 Truth
 Operating
 Propagation

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Digital Electronics
The number of Boolean functions that can be generated by n variables is equal to

22n
2n
2n
2n-1

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Digital Electronics
An 8-square eliminates

 8 variables
 2 variables
 3 variables
 4 variables

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Digital Electronics
While using a frequency counter for measuring frequency, two modes of measurement are possible. 1. Period time 2. Frequency mode There is a ‘cross-over frequency’ below which the period mode is preferred. Assuming the crystal oscillator frequency to be 4Mhz the crossover frequency is given by

 2 Mhz
 2 Khz
 1 Khz
 8 Mhz

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