MCQ Sets

ASCII Code Table & Extended ASCII

Updated:    

ASCII control characters

Dec Hex Binary Character Description
0 00 00000000 NUL null
1 01 00000001 SOH start of header
2 02 00000010 STX start of text
3 03 00000011 ETX end of text
4 04 00000100 EOT end of transmission
5 05 00000101 ENQ enquiry
6 06 00000110 ACK acknowledge
7 07 00000111 BEL bell
8 08 00001000 BS backspace
9 09 00001001 HT horizontal tab
10 0A 00001010 LF line feed
11 0B 00001011 VT vertical tab
12 0C 00001100 FF form feed
13 0D 00001101 CR enter / carriage return
14 0E 00001110 SO shift out
15 0F 00001111 SI shift in
16 10 00010000 DLE data link escape
17 11 00010001 DC1 device control 1
18 12 00010010 DC2 device control 2
19 13 00010011 DC3 device control 3
20 14 00010100 DC4 device control 4
21 15 00010101 NAK negative acknowledge
22 16 00010110 SYN synchronize
23 17 00010111 ETB end of trans. block
24 18 00011000 CAN cancel
25 19 00011001 EM end of medium
26 1A 00011010 SUB substitute
27 1B 00011011 ESC escape
28 1C 00011100 FS file separator
29 1D 00011101 GS group separator
30 1E 00011110 RS record separator
31 1F 00011111 US unit separator
127 7F 01111111 DEL delete

ASCII printable characters

Dec Hex Binary Character Description
32 20 00100000 Space space
33 21 00100001 ! exclamation mark
34 22 00100010 " double quote
35 23 00100011 # number
36 24 00100100 $ dollar
37 25 00100101 % percent
38 26 00100110 & ampersand
39 27 00100111 ' single quote
40 28 00101000 ( left parenthesis
41 29 00101001 ) right parenthesis
42 2A 00101010 * asterisk
43 2B 00101011 + plus
44 2C 00101100 , comma
45 2D 00101101 - minus
46 2E 00101110 . period
47 2F 00101111 / slash
48 30 00110000 0 zero
49 31 00110001 1 one
50 32 00110010 2 two
51 33 00110011 3 three
52 34 00110100 4 four
53 35 00110101 5 five
54 36 00110110 6 six
55 37 00110111 7 seven
56 38 00111000 8 eight
57 39 00111001 9 nine
58 3A 00111010 : colon
59 3B 00111011 ; semicolon
60 3C 00111100 < less than
61 3D 00111101 = equality sign
62 3E 00111110 > greater than
63 3F 00111111 ? question mark
64 40 01000000 @ at sign
65 41 01000001 A
66 42 01000010 B
67 43 01000011 C
68 44 01000100 D
69 45 01000101 E
70 46 01000110 F
71 47 01000111 G
72 48 01001000 H
73 49 01001001 I
74 4A 01001010 J
75 4B 01001011 K
76 4C 01001100 L
77 4D 01001101 M
78 4E 01001110 N
79 4F 01001111 O
80 50 01010000 P
81 51 01010001 Q
82 52 01010010 R
83 53 01010011 S
84 54 01010100 T
85 55 01010101 U
86 56 01010110 V
87 57 01010111 W
88 58 01011000 X
89 59 01011001 Y
90 5A 01011010 Z
91 5B 01011011 [ left square bracket
92 5C 01011100 backslash
93 5D 01011101 ] right square bracket
94 5E 01011110 ^ caret / circumflex
95 5F 01011111 _ underscore
96 60 01100000 ` grave / accent
97 61 01100001 a
98 62 01100010 b
99 63 01100011 c
100 64 01100100 d
101 65 01100101 e
102 66 01100110 f
103 67 01100111 g
104 68 01101000 h
105 69 01101001 i
106 6A 01101010 j
107 6B 01101011 k
108 6C 01101100 l
109 6D 01101101 m
110 6E 01101110 n
111 6F 01101111 o
112 70 01110000 p
113 71 01110001 q
114 72 01110010 r
115 73 01110011 s
116 74 01110100 t
117 75 01110101 u
118 76 01110110 v
119 77 01110111 w
120 78 01111000 x
121 79 01111001 y
122 7A 01111010 z
123 7B 01111011 { left curly bracket
124 7C 01111100 | vertical bar
125 7D 01111101 } right curly bracket
126 7E 01111110 ~ tilde
127 7F 01111111 DEL delete

Extended ASCII characters

ASCII Codes Table of Extended ASCII

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