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Digital Electronics

Digital Electronics
An OR gate has 6 inputs. The number of input words in its truth table are

64
32
128
6

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Digital Electronics
Boolean algebra is also known as

 Switching algebra
 Transistor algebra
 Gate algebra
 Counting algebra

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Digital Electronics
What is the minimum number of two-input NAND gates used to perform the function of 2-input OR gate?

 four
 two
 one
 three

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Digital Electronics
The fast logic family is

  ECL.
  DRL.
  TTL.
  TRL.

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Digital Electronics
An AND gate can be imagined as

 transistors connected in paralle
 switches connected in parallel
 switches connected in series
 transistors connected in series

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Digital Electronics
The output of a NAND gate is low

 only when at least one input is low
 only when all the inputs are low
 only when all the inputs are high
 only when at least one input is high

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