Introduction to Digital Logic Circuits: Logic Gates and Truth Tables
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Questions and Answers

Which logic gate performs the NOT-AND operation?

  • OR gate
  • XOR gate
  • NAND gate (correct)
  • AND gate
  • How many inputs does a NOT gate (Inverter) have?

  • 0
  • 3
  • 2
  • 1 (correct)
  • Which logic gate can be used in the half adder, full adder, and subtractor circuits?

  • NAND gate
  • AND gate
  • OR gate
  • XOR gate (correct)
  • What is the minimum number of inputs for an OR gate?

    <p>2</p> Signup and view all the answers

    Which logic gate performs the NOT-OR operation?

    <p>NOR gate</p> Signup and view all the answers

    What is the abbreviation for the exclusive-OR gate?

    <p>EX-OR gate</p> Signup and view all the answers

    How many input variables are required for an exclusive-NOR gate?

    <p>2</p> Signup and view all the answers

    Which theorem proves that when two or more input variables are AND'ed and negated, they are equivalent to the OR of the complements of the individual variables?

    <p>DeMorgan’s First Theorem</p> Signup and view all the answers

    What type of circuits are dependent on clock cycles and past inputs to generate any output?

    <p>Sequential circuits</p> Signup and view all the answers

    In which type of logic circuit does the output depend only upon present input?

    <p>Combinational circuit</p> Signup and view all the answers

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