UNIT 1

3. The output of a gate is LOW when at least one of its inputs is HIGH.This is true for.......
4. To implement (A+B) (c+D) minimum numbe of NOR gate is…………………..
8. A group of 4 bits is known as........
9. What is the output of the bollean function A+A'B+A'B'C+A'B'C'D.......
12. Name of logic device which is called data distributor.........
13. NOT gate are to be added to the inputs of which gate to convert it to a NOR gate.
14. Each term in the standard POS form is called…….
16. A group of 8 bits is known as.........
17. What logic function is produced by adding inverters to the inputs of an OR gate

1. The most suitable gate for comparing two bits is ........
2. The value of base r if (159)10 = (186) r is .......
4. If (292)10 = (204)b the possible base of b is ......
5. How many number of 2-input NAND/NOR gate required to realize a half adder?
6. Each term in the standard SOP form is called…….
7. The number of cells in a 4-variables K-Map is........
10. The number of 1's present in the binary representation of 15x256+5x16+3 is ......
11. How many minimum number of NAND gates required realizing an X-OR gate?
15. How many select lines are contained in a MUX with 1024 inputs and one output.
16. It is a weighted number system