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Digital Electronics

Digital Electronics
The decimal equivalent of hexadecimal number “BEED” is

 none
 48,877
 48,777
 47,877

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Digital Electronics
(11011) 2 in BCD 8421 code is

 11011001
 01101100
 00011011
 00100111

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Digital Electronics
NOT gates are to be added to the inputs of which gate to convert it to a NAND gate?

 X-OR
 AND
 NOT
 OR

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Digital Electronics
The output of a gate is HIGH when at least one of its inputs is LOW. It is true for

 X-OR
 NAND
 OR
 NOR

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

 Operating
 Truth
 Run-time
 Propagation

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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

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

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