1. What is the 1s complement of 10101?

2. What is the 2s complement of 10101111?

3. What is the binary code for -91 in a 8-bit 1s complement system?

4. Convert binary 11000111 to decimal using ones complement notation in a 10 bit system.

5. What is the 1s complement of 110 in a 7 bit system?

6. What is the binary code for -68 in a 8-bit 2s complement system?

7. What is the binary code for 72 in a 8-bit 2s complement system?

8. Convert binary 11000111 to decimal using twos complement notation in 8 bit system.