1. What do you mean by 2's complement of a binary number.
2. Mention the basic laws governing simplification using K-map.
3. Perform the following operation: Add hexadecimal numbers ABC + BCD.
4. Write down the truth table of Ex-NOR gate.
5. Write down the difference between MUX and DEMUX.
6. To add two 4 bit binary numbers, how many Half Adders and Full Adders are needed?
7. Write down any three applications of flip flops.
8. Compare SOP and POS forms.
9. What do you understand by a memory cell ?
10. What do you understand by term “Random Access” with reference to memories?