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Digital Electronics

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

 Analog
 Parallel
 Serial
None of these

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

 < 50
 50 to 100
 < 500
 12 to 99

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Digital Electronics
A self-complementing code for the decimal digits is created using the weight 4 4 3 -2. The value of 8592 in the code is

 1000 0101 1001 0010
 1100 1001 1111 1000
 1100 0111 1111 0011
 1100 1011 1111 1001

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Digital Electronics
A + Ā is equal to

 0
 1
 Ā
 A

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Digital Electronics
A digital voltmeter has a read out range from 0 to 999 counts, the resolution is

 0.01 V.
  1 mV.
 1.1 V.
 1 V.

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Digital Electronics
A computer has a word length of 8 bits (including sign). It is required to determine the range of integers that can be stored in the computer. If 2’s complement is used to represent the numbers, then the range will be

 -256 to 255
 -128 to 128
 -128 to 127
 -256 to 256

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