Question

*******please don't copy and paste and don't use handwriting **** Q1: Using the below given ASCII...

*******please don't copy and paste and don't use handwriting ****

Q1:

Using the below given ASCII table (lowercase letters) convert the

sentence “welcome to cci college” into binary values.

a - 97

b - 98

c - 99

d - 100

e - 101

f - 102

g - 103

h - 104

i - 105

j - 106

k - 107

l - 108

m - 109

n - 110

o - 111

p - 112

q - 113

r -114

s -115

t - 116

u - 117

v - 118

w - 119

x - 120

y - 121

z - 122

Space - 32

Q2:

What are the 16-bit 1’s and 2’s complements of the following binary numbers?

a.    01100

b.    100111100001001

Homework Answers

Answer #1

Conversion as per ASCII table:-

Sentence- Decimal :-   Binary value

w - 119 :- 1110111

e - 101 :- 1100101

l - 108 :- 1101100

c - 99 :- 110011

o - 111 :- 1101111

m - 109 :- 1101101

e - 101 :- 1100101

t - 116 :- 1110100

o - 111 :- 1101111

c - 99 :- 110011

c - 99 :- 110011

i - 105 :- 1101001

c - 99 :- 110011

o - 111 :- 1101111

l - 108 :- 1101100

l - 108 :- 1101100

e - 101 :- 1100101

g - 103 :- 1100111

e - 101. :- 1100101

Ans 2. 16 bit 1's and 2's complement:-

a) 01100

Make it 16 bit no. by adding zero's

0000000000001100

1's complement :- 1111111111110011 (change 1 to 0 and 0 to 1)

2's complement :- 1111111111110100 ( add 1 in 1's complement)

b) 100111100001001

Make it 16 bit no:- 0100111100001001

1's complement :- 1011000011110110

2's complement :- 1011000011110111

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