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Digital Electronics

Digital Electronics
The 7-bit Hamming code is used to transmit

 no data bits
 7 data bits
 4 data bits
 3 data bits

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Digital Electronics
A three-state buffer has the following output states

 High, Low, Float
 1, 0, float
 Both A and B
 Set, Reset, Halt

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Digital Electronics
An exclusive NOR gate is logically equivalent to

 inverter followed by an X-OR gate
 X-OR gate followed by an inverter
 NOT gate followed by a NOR gate
 complement of a NOR gate

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Digital Electronics
The voltages corresponding to LOW and HIGH levels respectively are given below. Identify the voltages which correspond to negative logic system.

 –1.5 V and – 0.5 V
 1 V and 5 V
 0 V and 5 V
 5 V and 0 V

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Digital Electronics
The decimal number 0.246 in binary is

 0.010111
 0.011011
 0.001111
 0.001101

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Digital Electronics
Transfer of data from one register to another register is known as ________ register operation.

 Inside
 Inter
 In between
 Intra

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