Please do the first two in each section and explain a little please.

Name Written Assignment 1 50 points 1. (4 points) Convert the following binary numbers to their decimal representations: a. 10110 b. 111001 c. 10101 d. 1000001 Answer: Answer: Answer: Answer: 2. (4 points) Convert the following hexadecimal numbers to their decimal representations: a. 4D b. E2 c. 23B d. 14C Answer: Answer: Answer: Answer: 3. (8 points) Convert the following decimal numbers to their hexadecimal and binary representations: a. 27 b. 783 c. 291 d. 2047 Answer: Answer: Answer: Answer: 4. (8 points) Do the binary arithmetic: a. 10101 01110 Answer: b. 11001 10011 Answer: . 01110-00101 Answer: d. 11001 01011 Answer: 5. (8 points) Do the hexadecimal arithmetic: a. 14B3 9A2C b. BA4 3F2 c. 95EC 3FA1 d. F65 87C Answer: Answer: Answer: Answer: 6. (18 points) The integers in the following computations are indicated in hexadecimal, but represent 32-bit two's complement binary numbers. Perform the operations and indicate if overflow occurs and why. (If overflow occurs the result is invalid, but show it anyway.) a. AOB1c2D3 +D3F50617 b. 87633342 8425442F c. 25009715 + 5297742F d. 710BC450 +803009B5 e. 70000O0F -80000012 f. 79AB00CD - 6013220F 7. (4 points) Assume that: Register 0 contains X F002540E *Register 1 contains X 000000C5 * Register 7 contains x'000253F8 Here are some expressions which may be D(X, B) addresses. If they are valid, calculate the values (in hexadecimal), and if they are not valid, explain why not: a. 84 (0,1) b. 0 (0,7,1) c. 106 (7,0) d. 513 (1,7)