Advertisements
Advertisements
प्रश्न
Draw logic symbol of an OR gate and write its truth table.
उत्तर
The logic symbol of OR gate:
The output is 1 when either of the input or both the inputs are 1.
Y= A+B
|
Truth table |
||
|
A |
B |
Y |
|
0 |
0 |
0 |
|
0 |
1 |
1 |
|
1 |
0 |
1 |
|
1 |
1 |
1 |
APPEARS IN
संबंधित प्रश्न
Let \[X = A \overline{ BC} + B\overline{ CA} + C\overline{AB } .\] Evaluate X for A = B = C = 1.
Design a logical circuit using AND, OR and NOT gates to evaluate \[A \overline { BC } + B \overline{ CA }\] .
Show that \[AB + \overline {AB }\] is always 1.
The outputs of two NOT gates are fed to a NOR gate. Draw the logic circuit of the combination of gates. Write its truth table. Identify the gate equivalent to this circuit.
NAND and NOR gates are called universal gates primarily because they ______.
In potential barrier development in a junction diode opposes
Write the truth table for the circuit shown in figure. Name the gate that the circuit resembles.
An X-OR gate has following truth table:
| A | B | Y |
| 0 | 0 | 0 |
| 0 | 1 | 1 |
| 1 | 0 | 1 |
| 1 | 1 | 0 |
It is represented by following logic relation `Y = barA.B + A.barB`. Build this gate using AND, OR and NOT gates.
A logic gate circuit has two inputs A and B and output Y. The voltage waveforms of A, B and Y are shown below.
The logic gate circuit is ______.
Which of the following gives a reversible operation?
