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Digital Electronics

Digital Electronics
Stack is also known as

 LILO memory
 LIFO memory
 FIFO memory
 Flash memory

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Digital Electronics
The number of 1 in 8-bit representation of 127 in 2’s complement form is m and that in 1,s complement form is n. What is the value of m:n?

 1:2
 2:1
 1:1
 2:3

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Digital Electronics
An exclusive NOR gate is logically equivalent to

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

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Digital Electronics
The fast logic family is

  TTL.
  TRL.
  ECL.
  DRL.

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

 < 50
 12 to 99
 < 500
 50 to 100

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

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

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