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Digital Electronics

Digital Electronics
An all or nothing gate is the other name of

 OR gate
 X-NOR gate
 X-OR gate
 AND gate

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Digital Electronics
When will be the output of an AND gate is LOW ?

 When any input is HIGH
 When any input is LOW
 When all inputs are HIGH
 When all input is LOW

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Digital Electronics
The difference between the diagram of a NOR and OR gate is

 OR is more oval than NOR
 OR is more squared than NOR
 OR has got a bubble at its output terminal
 NOR has got a bubble at its output terminal

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Digital Electronics
A system has following negative numbers stored in binary form as shown. The wrongly stored number is

 -89 as 10100111
 -37 as 11011011
 -32 as 11100000
 -48 as 11101000

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Digital Electronics
The parity of the binary number 11011001 is

 not known
 odd
 same as the number of zeros
 even

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Digital Electronics
The effect of stray magnetic field on the actuating torque of a portable instrument is maximum when the operating field of the instrument and the stray fields are

 Perpendicular.
 Inclined at 30°.
 Inclined at 60°.
  Parallel.

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