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Digital Electronics

Digital Electronics
What is the minimum number of NOR gates required realizing an X-OR gating?

 4
 5
 6
 3

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Digital Electronics
The NOR-NOR realization is equivalent to

 OR-AND realization
 NOT-AND realization
 AND-OR realization
 OR-NOT realization

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Digital Electronics
How many input and output required for multiplexer ?

 One input and many output
None of these
 One input and one output
 Many input and one output

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

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

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Digital Electronics
Four ROM chips of 16 × 4 size have their address buses connected together. This system will be of size

 64 × 4
 16 × 16
 32 × 8
 256 × 1

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Digital Electronics
The NAND gate can function as a NOT gate if

 all inputs are connected together
 one input is set to 0
 one input is set to 1
 inputs are left open

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