Q.1

Which of the examples below expresses the distributive law?

  • (A + B) + C = A + (B + C)
  • A(B + C) = AB + AC
  • A + (B + C) = AB + AC
  • A(BC) = (AB) + C
Q.2

For a three-input NOR gate, with the input waveforms as shown below, which output waveform is correct?

  • a
  • b
  • c
  • d
Q.3

For a three-input NOR gate, with the input waveforms as shown below, which output waveform is correct?

  • a
  • b
  • c
  • d
Q.4

The timing diagram for a two-input NAND gate is shown below. The gate is working correctly.

  • True
  • False
Q.5

Which of the figures given below represents a NAND gate?

  • a
  • b
  • c
  • d
Q.6

The special software application that translates from HDL into a grid of 1's and 0's, which can be loaded into a PLD, is called a:

  • formatter.
  • compiler.
  • programmable wiring.
  • CPU.
Q.7

Which of the figures given below represents a NAND gate?

  • a
  • b
  • c
  • d
Q.8

Which of the following is a form of DeMorgan's theorem?

Q.9

Which of the figures given below represents a NOR gate?

  • a
  • b
  • c
  • d
Q.10

The output of a NAND gate is the inverse of the output for an AND gate for all possible input combinations.

  • True
  • False
Q.11

NOR gates can be used to construct AND gates.

  • True
  • False
Q.12

The commutative law of Boolean addition states that A + B = A · B.

  • True
  • False
Q.13

A LOW placed on the input of an inverter will produce a HIGH output.

  • True
  • False
Q.14

The SUBDESIGN section defines the input and output of the logic circuit block.

  • True
  • False
Q.15

The NAND gate is an example of combinational logic.

  • True
  • False
Q.16

The complement of 1 is 0.

  • True
  • False
Q.17

The figure given below is an example of the implementation of AND-OR-INVERT logic.

  • True
  • False
Q.18

The figure given below is an example of the implementation of AND-OR-INVERT logic.

  • True
  • False
Q.19

The complement of 1 is 0.

  • True
  • False
0 h : 0 m : 1 s