1. Convert the following binary number to decimal number : a) 100001111 b) 11111110011

2. Convert the hexadecimal number DEAD BEEF16 to binary.
3. What decimal value does the 8-bit binary number 10011110 represent if:
a) It is interpreted as an unsigned number?
b) It is on a computer using two’s complement representation?
4. What decimal value does the 8-bit binary number 10110100 have if:
a) It is interpreted as an unsigned number?
b) It is on a computer using two’s complement representation?

5. Add the following unsigned binary numbers:
a) 1110 + 111
b) 11011 + 11011

6. What is the largest positive number one can represent in 5-bit 2’s complement code?
7. Convert the following from 2’s complement to Decimal : 1010

8. Add the following 2’s complement binary numbers and also express the answer in decimal. 01 + 10011
9. Does the addition of following 4-bit 2’s complement numbers generate an overflow? Justify your answer. 0111+1001 10. Write the decimal equivalents for these IEEE floating point numbers 0 10000011 00000000000000000000000