Description : Which binary value equals 2-3? 69) A) 0011.1000 B) 0000.0010 C) 0000.0100 D) 0000.0011
Last Answer : B) 0000.0010
Description : Which binary value equals 21? 65) A) 0100 B) 0010 C) 0001 D) 1000
Last Answer : B) 0010
Description : Which binary value equals 2-1? 61) A) 1.0000 B) 0.0010 C) 0.0001 D) 0.1000
Last Answer : D) 0.1000
Description : Which binary value equals 20? 72) A) 0100 B) 0001 C) 1000 D) 0000
Last Answer : B) 0001
Description : Convert the decimal number 0.0625 to binary. 100) A) 0000.0111 B) 0000.1110 C) 0000.0011 D) 0000.0001
Last Answer : D) 0000.0001
Description : Convert the binary number 0001.0010 to decimal. 121) A) 1.20 B) 1.40 C) 1.125 D)
Last Answer : C) 1.125
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 : Which binary value equals 2-2? 13) A) 0000.0010 B) 0010.0000 C) 0000.1000 D) 0000.010
Last Answer : D) 0000.010
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 2’s complement of 15 is ____________ a) 0000 b) 0001 c) 0010 d) 0100
Last Answer : Answer: b Explanation: 2’s complement is obtained by adding 1 to the 1’s complement of the number. Here, Binary of 15 = 1111 1’s complement of 15= 0000 2’s complement of 15= 0000+1=0001
Description : What is the Result of RR A instruction if accumulator contains 1000 0000. a) 0000 0001 b) 0000 0000 c) 0100 0000 d) 0000 0010
Last Answer : a) 0000 0001
Description : Convert the decimal number 3.375 to binary. 132) A) 0101.1100 B) 0011.1010 C) 0011.0011 D) 0011.01
Last Answer : D) 0011.01
Description : Convert the decimal number 12.125 to binary. 12) A) 1100.0110 B) 1110.0010 C) 1100.0010 D) 1010.1100
Last Answer : C) 1100.0010
Description : Convert the binary number 10010.0100 to decimal. 103) A) 16.25 B) 18.25 C) 18.40 D) 24.50
Last Answer : B) 18.25
Description : The binary equivalent of hexadecimal 16 is ________. 126) A) 01110000 B) 1100001 C) 0010011 D) 0001
Last Answer : D) 0001
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 : Which binary value equals 26? 55) A) 00001100 B) 00000110 C) 01000000 D) 00100000
Last Answer : C) 01000000
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 excess 3 code of decimal number 26 is (A) 0100 1001 (B) 01011001 (C) 1000 1001 (D) 01001101
Last Answer : Ans: B (26)10 in BCD is ( 00100110 ) BCD Add 011 to each BCD 01011001 for excess – 3
Description : The binary equivalent of hexadecimal 2E is ________. 22) A) 110001110 B) 00110111 C) 00101110 D) 00100111
Last Answer : C) 00101110
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 : 1’s complement representation of decimal number of -17 by using 8 bit representation is (A) 1110 1110 (B) 1101 1101 (C) 1100 1100 (D) 0001 0001
Last Answer : (A) 1110 1110
Description : What is binary decoder?
Last Answer : A decoder is a combinational circuit that converts binary information from n input lines to a maximum of 2n out puts lines.
Description : Convert binary 1001 to octal. 131) A) 1018 B) 98 C) 108 D) 118
Last Answer : D) 118
Description : Convert binary 01001110 to octal. 125) A) 1078 B) 768 C) 1068 D) 116
Last Answer : D) 116
Description : The decimal equivalent of binary 01100001 is ________. 122) A) 9110 B) 9710 C) 11510 D) 10110
Last Answer : B) 9710
Description : The decimal equivalent of binary 10111110 is ________. 120) A) 19010 B) 20010 C) 18610 D) 1
Last Answer : A) 19010
Description : The hexadecimal equivalent of a binary 10110010 is ________. 116) A) E216 B) A216 C) C216 D) B216
Last Answer : D) B216
Description : Convert binary 11100111 to octal. 115) A) 3508 B) 3478 C) 3178 D) 7138
Last Answer : B) 3478
Description : The binary equivalent of hexadecimal 10 is ________. 112) A) 00010000 B) 00110 C) 1010 D) 11000
Last Answer : A) 00010000
Description : Convert octal 64 to binary. 111) A) 1000000 B) 100000 C) 1111000 D) 110100
Last Answer : D) 110100
Description : The binary equivalent of hexadecimal 44 is ________. 110) A) 10011010 B) 01000100 C) 10001100 D) 01011000
Last Answer : B) 01000100
Description : Convert octal 152 to binary. 109) A) 011100010 B) 00111100 C) 01101010 D) 10101001
Last Answer : C) 01101010
Description : The binary equivalent of hexadecimal C0B is ________. 107) A) 110000001011 B) 110000001100 C) 110000001001 D) 110100001011
Last Answer : A) 110000001011
Description : Convert binary 110001100101 to octal. 106) A) 45778 B) 72458 C) 61458 D) 143118
Last Answer : C) 61458
Description : The hexadecimal equivalent of a binary 11001111 is ________. 104) A) 8F16 B) DF16 C) CE16 D) CF16
Last Answer : D) CF16
Description : Convert octal 100 to binary. 102) A) 10000000 B) 1100100 C) 111111110 D) 01000000
Last Answer : 01000000
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 : Convert the decimal number 10.5 to binary. 92) A) 1100.1000 B) 1010.0101 C) 1010.1000 D) 1011.1000
Last Answer : C) 1010.1000
Description : Convert decimal 79 to binary. 90) A) 01010011 B) 01001011 C) 00111110 D) 01001111
Last Answer : D) 01001111
Description : The decimal equivalent of binary 00101011 is ________. 88) A) 4310 B) 3910 C) 5910 D) 6110
Last Answer : A) 4310
Description : Convert the decimal number 14.875 to binary. 87) A) 1110.0111 B) 1110.1110 C) 1111.1011 D) 1100.1100
Last Answer : B) 1110.1110
Description : The hexadecimal equivalent of a binary 111111110010 is ________. 86) A) EE216 B) FD216 C) 2FE16 D) FF216
Last Answer : D) FF216
Description : The decimal equivalent of binary 10010 is ________. 83) A) 910 B) 610 C) 2010 D) 1810
Last Answer : D) 1810
Description : Convert decimal 118 to binary. 80) A) 00111110 B) 01110110 C) 01111010 D) 01101110
Last Answer : B) 01110110
Description : Convert octal 77 to binary. 78) A) 1100111 B) 011111 C) 011011 D) 111111
Last Answer : D) 111111
Description : Convert decimal 64 to binary. 77) A) 00110110 B) 01000000 C) 01001000 D) 01010010
Last Answer : B) 01000000
Description : Which numbering format is the basis for digital electronic circuitry? 76) A) decimal B) BCD C) octal D) binary
Last Answer : D) binary