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Digital Electronics

Digital Electronics
The address bus with a ROM of size 1024 × 8 bits is

 10 bits
 12 bits
 8 bits
 16 bits

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Digital Electronics
Most of the digital computers do not have floating point hardware because

Of no specific reason
It is slower than software
It is not possible to perform floating point addition by hardware
Floating point hardware is costly

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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

 256 × 1
 64 × 4
 32 × 8
 16 × 16

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Digital Electronics
An X-OR gate gives a high output

 for odd decimal value.
 if there are odd number of 1s
 if it has even number of 0s
 if the decimal value of digital word is even

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Digital Electronics
Which of the following gates is known as anticoincidence detector?

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

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

 100 to 999
 100 to 9,999
 1000 to 10,000
 < 10,000

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