Description : Which numbering format is used to represent both numbers and letters on a keyboard? 79) A) octal B) ASCII C) hexadecimal D) BCD
Last Answer : B) ASCII
Description : Which numbering formats are really codes rather than true number systems? 96) A) hexadecimal and octal B) binary and octal C) decimal and binary D) BCD and ASCII
Last Answer : Which numbering formats are really codes rather than true number systems?
Description : Which numbering format is the basis for digital electronic circuitry? 76) A) decimal B) BCD C) octal D) binary
Last Answer : D) binary
Description : ENIAC uses A) Decimal Numbering System B) Octal Numbering System C) Binary Numbering System D) Hexadecimal Numbering System
Last Answer : Answer : A
Description : The decimal equivalent of the BCD value 0111 0110 1000 is ________. 124) A) 70810 B) 17210 C) 76810 D) 6871
Last Answer : C) 76810
Description : The decimal equivalent of the BCD value 1000 0110 is ________. 118) A) 8610 B) 7610 C) 8810 D) 8110
Last Answer : A) 8610
Description : The decimal equivalent of the BCD value 1001 1001 is ________. 113) A) 9310 B) 9510 C) 9910 D) 8910
Last Answer : C) 9910
Description : The BCD equivalent of decimal 64 is ________. 101) A) 0111 0110BCD B) 0111 1110BCD C) 0100 0010BCD D) 0110 0100BCD
Last Answer : D) 0110 0100BCD
Description : The BCD equivalent of decimal 109 is ________. 99) A) 1110 1011BCD B) 0001 0000 1001BCD C) 1110 1110 1100BCD D) 0001 0000 1101BCD
Last Answer : B) 0001 0000 1001BCD
Description : The BCD equivalent of decimal 912 is ________. 60) A) 1001 0001 0010BCD B) 1001 1000 0001BCD C) 0111 1111 1110BCD D) 0010 001 1001BCD
Last Answer : A) 1001 0001 0010BCD
Description : The decimal equivalent of the BCD value 1001 0011 is ________. 59) A) 9310 B) 16610 C) 9810 D) 17610
Last Answer : A) 9310
Description : The decimal equivalent of the BCD value 0010 0011 is ________. 57) A) 2710 B) 2310 C) 4310 D) 2010
Last Answer : B) 2310
Description : The decimal equivalent of the BCD value 0011 1001 0010 is ________. 32) A) 49010 B) 39210 C) 98210 D) 4131
Last Answer : B) 39210
Description : A device which converts BCD to Seven Segment is called (A) Encoder (B) Decoder (C) Multiplexer (D) Demultiplexer
Last Answer : Ans: B A device which converts BCD to Seven Segment is called DECODER. (A decoder coverts binary words into alphanumeric characters.)
Description : The code where all successive numbers differ from their preceding number by single bit is (A) Binary code. (B) BCD. (C) Excess – 3. (D) Gray.
Last Answer : Ans: D The code where all successive numbers differ from their preceding number by single bit is Gray Code. (It is an unweighted code. The most important characteristic of this code is that only a single bit change occurs when going from one code number to next.)
Description : The commonly used standard data code to represent alphabetical, numerical and punctuation characters used in electronic data processing system is called A) ASCII B) EBCDIC C) BCD D) All of above
Last Answer : Answer : D
Description : The most commonly used standard data code to represent alphabetical, numerical and punctuation characters used in electronic data processing system is called A) ASCII B) EBCDIC C) BCD D) All of above
Description : The most commonly used standard data code to represent alphabetical, numerical and punctuation characters used in electronic data processing system is called a. ASCII b. EBCDIC c. BCD d. All of above
Last Answer : a. ASCII
Description : Convert binary 1001 to octal. 131) A) 1018 B) 98 C) 108 D) 118
Last Answer : D) 118
Description : Convert decimal 19 to octal. 130) A) 278 B) 218 C) 238 D) 178
Last Answer : C) 238
Description : Convert binary 01001110 to octal. 125) A) 1078 B) 768 C) 1068 D) 116
Last Answer : D) 116
Description : Convert octal 32 to decimal. 123) A) 3010 B) 2610 C) 1610 D) 3201
Last Answer : B) 2610
Description : Convert binary 11100111 to octal. 115) A) 3508 B) 3478 C) 3178 D) 7138
Last Answer : B) 3478
Description : Convert octal 107 to decimal. 114) A) 7710 B) 10110 C) 7110 D) 9710
Last Answer : C) 7110
Description : Convert octal 64 to binary. 111) A) 1000000 B) 100000 C) 1111000 D) 110100
Last Answer : D) 110100
Description : Convert octal 152 to binary. 109) A) 011100010 B) 00111100 C) 01101010 D) 10101001
Last Answer : C) 01101010
Description : How many different symbols are used in the octal number system? 108) A) ten B) two C) seven D) eight
Last Answer : D) eight
Description : Convert binary 110001100101 to octal. 106) A) 45778 B) 72458 C) 61458 D) 143118
Last Answer : C) 61458
Description : Convert octal 100 to binary. 102) A) 10000000 B) 1100100 C) 111111110 D) 01000000
Last Answer : 01000000
Description : Convert decimal 64 to octal. 97) A) 778 B) 768 C) 1008 D) 1048
Last Answer : C) 1008
Description : Convert octal 130 to decimal. 95) A) 4710 B) 5710 C) 6410 D) 8810
Last Answer : 4710
Description : Convert decimal 78 to octal. 93) A) 988 B) 1208 C) 1168 D) 1068
Last Answer : C) 1168
Description : Convert decimal 70 to octal. 89) A) 1108 B) 1028 C) 768 D) 1068
Last Answer : D) 1068
Description : Convert octal 77 to binary. 78) A) 1100111 B) 011111 C) 011011 D) 111111
Last Answer : D) 111111
Description : Convert decimal 12 to octal. 75) A) 168 B) 128 C) 108 D) 148
Last Answer : D) 148
Description : Convert decimal 102 to octal. 73) A) 1008 B) 1468 C) 1628 D) 1548
Last Answer : B) 1468
Description : The base of the octal system is 71) A) eight. B) two. C) ten. D) seven.
Last Answer : A) eight.
Description : Convert octal 66 to decimal. 66) A) 5410 B) 4410 C) 6410 D) 5610
Last Answer : A) 5410
Description : Convert octal 10 to decimal. 64) A) 1210 B) 210 C) 810 D) 1610
Last Answer : C) 810
Description : Convert octal 16 to decimal. 63) A) 2010 B) 1410 C) 1610 D) 1010
Last Answer : B) 1410
Description : Convert octal 115 to decimal. 53) A) 7710 B) 9810 C) 6810 D) 7410
Last Answer : A) 7710
Description : Convert binary 1111101 to octal. 46) A) 7618 B) 2758 C) 1758 D) 958
Last Answer : C) 1758
Description : Convert decimal 20 to octal. 45) A) 168 B) 108 C) 188 D) 248
Last Answer : D) 248
Description : Convert binary 10111111 to octal. 42) A) 2108 B) 1718 C) 2578 D) 2778
Last Answer : D) 2778
Description : Convert decimal 31 to octal. 29) A) 378 B) 438 C) 338 D) 308
Last Answer : A) 378
Description : Convert octal 12 to binary. 17) A) 010001 B) 001111 C) 001010 D) 001100
Last Answer : C) 001010
Description : Convert octal 36 to binary. 7) A) 110110 B) 100110 C) 110011 D) 011110
Last Answer : D) 011110