Exercise: 7 c,d

With unsigned binary representation, what is the range of numbers as written in binary and in decimal for the following cells?

C) a four-bit cell

D) a five-bit cell

Exercise: 9 b,c

Perform the following addition on unsigned integers, assuming a nine-bit cell. Show the effect on the carry bit:

B) 101 1001

ADD 011 0111

________________

C =

C) 1 1111 1111

ADD 0 0000 0001

__________________

C=

Exercise: 10

Section 3.1 states that you can tell whether a binary number is even or odd only by inspecting the digit in the 1s place. Is that always possible for an arbitrary base? Explain.

Exercise: 14 b, e

Convert the following number from binary to decimal, assuming nine-bit twos complement binary representation:

B) -29

E) -256

Exercise: 29 b,c

Convert the following numbers from hexadecimal to binary.

B) 2F

C) 7

Exercise: 37

Decode the following secret ASCII message (reading across)

1100 1101 110 0101 110 0101 111 0100

010 0000 110 0001 111 0100 010 0000

110 1101 110 1001 110 0100 110 1110

110 1001 110 0111 110 1000 111 0100

010 1110

Exercise: 39

Here is the following string of 13 characters stored in ASCII

(321) 497-0015

Exercise: 41 b

Decode the following UTF-8 words:

B) 4B C3 A4 73 65

Exercise: 45 a, b

Convert the following numbers from binary to decimal.

A) 101.101001

B) 0.000101

Exercise: 52 a, e

For IEEE 754 single-precision floating point, write the hexadecimal representation for the following decimal values:

A) 27.1015625

E) 0.6