MCQ Bank

An SR latch enters an invalid (forbidden) state when both S and R inputs are:

The result of the binary addition 1011 + 0011 is:

BCD (Binary Coded Decimal) represents each decimal digit using:

Gray code is a binary numeral system in which two successive values differ in:

A register in digital logic is a group of flip-flops used to:

A programmable logic array (PLA) implements Boolean functions using programmable arrays of:

A shift register is capable of:

The commutative law of Boolean algebra states that A + B equals:

A NOR gate produces an output of 1 only when:

A sequential circuit differs from a combinational circuit because its output depends on:

The distributive law of Boolean algebra states that A(B + C) equals:

A combinational circuit's output depends only on:

The octal number 17 is equivalent to which decimal value?

The two's complement of the 4-bit binary number 0101 is:

A D flip-flop transfers the value at its D input to the output on the:

A tri-state buffer is useful because it can output:

A JK flip-flop toggles its output when both J and K inputs are:

An encoder performs the opposite function of a:

The binary equivalent of the hexadecimal number A3 is:

A full adder adds how many input bits to produce a sum and carry?