Digital Logic

Identify the logic function performed by the circuit

A switching circuit that produces one in a set of input bits as an output based on the control value of control bits is termed as:

Which one of the following is not a valid rule of Boolean algebra?

Consider x and y be some Boolean variables, + denotes the OR operation and "." denotes the AND operation. What will be the simplified form of the Boolean expression: x.(x + y)?

The logic XOR operation of (4AC0)₁₆ and (B53F)₁₆ results

The equivalence of given expression x+x'y with Boolean theorem is….

Consider the following circuit. 

Assume x' represents negation of x the Boolean function x'y' + xy + x'y is equivalent to?

The reduced form of the Boolean function F = xyz + xyz' + x'y'z + xy'z is

Consider the circuit shown below and find minimum number of NAND gates required to design it.

Let $\oplus$ and $\odot$ denote the Exclusive - OR and Exclusive-NOR operations respectively. Which of the following is not correct?

The number of minterms in a $n$ variable truth tableis

Cosider the following Boolean Expression for F:

A bulb in the staircase has two switches, one switch is at the ground floor and the other one is at the first floor. The bulb can be turned ON and also can be turned OFF by any of the switches irrespective of the state of the other switch. The logic of the switching of the bulb resembles

Consider the following minterm for F:F(P, Q, R, S) = Σ0, 2, 5, 7, 8, 10, 13, 15. The minterms 2, 7, 8, and 13 are don't care terms. The minimal sum of products form for F is

The Boolean expression for the following truth table is _________

The expression P+QR is the reduced form of _____

Any given truth table can be represented by

Given the Boolean expression $ (A \oplus B) \land (B \to C), $  which of the following rows in the truth table would have an output of $1$ (True)?

Consider the Boolean function in a CPU control unit: \[ Y = (A + B\cdot \overline{C}) \cdot (\overline{A}\cdot B + C) \]

______ is a combinatorial circuit that converts binary information from n input lines to a maximum of 2^n output lines.

With regard to NAND gate, which of the following statements are true: 1. It is equivalent to an AND gate followed by an inverter 2. If all the inputs are low, the output is low 3. If all the inputs are high, the output is low 4. NAND on two operations is equivalent to OR operation. Of these, the correct statements are:

In which form, a digital computer processes information?

Flip flops can be generated using

Half adder adds 2 bits

In Boolean algebra A+1=

A functional unit of the computer that performs logical operations

Flip flops can be generated using

Full adder adds