ROUND1 - Quiz Proper

Which number system is primarily used in digital computers?

• Binary

• Octal

• Decimal

• Hexadecimal

Which of the following are universal logic gates? (Multiple answers)

• NAND

• XOR

• NOT

• NOR

• XNOR

Examine the figure provided.

The circuit performs which of the following logic functions?

• OR

• NOR

• AND

• XOR

Which of the following represents the MAXTERMS of the given truth table?

• (A' + B' + C), (A + B' + C)

• (A + B + C'), (A' + B + C')

• A'B'C', AB'C', A'BC, ABC, A'BC', ABC'

• A'B'C, AB'C

The truth table above is the truth table of which of the following logic gates?

• XOR

• NAND

• OR

• NOR

What is the correct octal representation of the binary string

1101 1001 1011?

• 12911

• 6633

• 3366

• 633

How many input combinations does a 3-input logic circuit have?

• Four

• Eight

• Sixteen

• Thirty-two

Which Boolean algebra postulate states that A + 0 = A?

• Associative

• Commutative

• Identity

• Distributive

• Complement

What is the simplified Boolean expression for x + x'yz + y'?

• x + y' + yz

• x + yz

• x + y' + z

• x + y'

Which of the following is an example of a combinational logic circuit?

• Register

• Decoder

• Counter

• Flip-flop