Q1. List the octal and hexadecimal numbers from 16 to 32. Using A and B for the last two digits. Q2. What is the exact number of bytes in a system that contains a. $32 \mathrm{-K]$ bytes b. $64 \mathrm{M} $ bytes c. $6.4 \mathrm{G} $ bytes Q3. What is the largest binary number that can be expressed with 16 bits? What are the equivalent decimal and hexadecimal numbers? Q4. Convert the hexadecimal number $64 \mathrm{CD}$ to binary, and then convert it from binary to octal. Q5. Convert the decimal number 431 to binary in two ways: (a) convert directly to binary; (b) convert first to hexadecimal and then from hexadecimal to binary. Which method is faster? Q6. Express the following numbers in decimal: b. a. d. e. Q7. Convert the following binary numbers to hexadecimal and to decimal: a. $1.10010$, b. $110.010$. Explain why the decimal answer in (b) is 4 times that in (a). CS.VS.1016