126. Hexadecimal 44 is ________ in decimal.
(a) 6810
(b) 7410
(c) 7710
(d) 9810
127. Decimal 12 is ________ in hexadecimal.
(a) 1216
(b) C16
(c) A216
(d) A16
128. Hexadecimal AA is ________ in decimal.
(a) 16510
(b) 17010
(c) 18610
(d) 17616
129. Whenever information is transmitted from one device to another, there is a possibility that ________.
(a) one device is off
(b) will occur
(c) there is a full moon
(d) the data will be received as transmitted
130. A typical CD-ROM can store ________ of digital data.
(a) 90 minutes
(b) analog portions
(c) 650 megabytes
(d) octal bytes
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51. The decimal number for octal 748 is ________. (a) 74 (b) 60 (c) 22 (d) 62 52. The octal number for binary 1101110101110110 is ________. (a) 6545218 (b) 5565618 (c) 1566568 (d) 1565668 53. The binary number for F3A16 is ________. (a) 111100111010 (b) 111100111110 (c) 000000111010 (d) 000011000100 54. The binary number 11101011000111010 can be written in hexadecimal as ________. (a) DD63A16 (b) 1D63A16 (c) 1D54A16 (d) 1D63116 55. The binary number 101110101111010 can be written in octal as ________. (a) 515628 (b) 565778 (c) 656278 (d) 565728 56. Determine the decimal equivalent of the signed binary number 11110100 in 1's complement. (a) 116 (b) –12 (c) 11 (d) 128 57. Express the decimal number –37 as an 8-bit number in sign-magnitude. (a) 10100101 (b) 00100101 (c) 11011000 (d) 11010001 58. The 2's complement of 11100111 is ________. (a) 11100110 (b) 00011001 (c) 00011000 (d) 00011010 59. The 1's complement of 10011101 is ________. (a) 01100010 (b) 10011110 (c) 01100001 (d) 01100011 60. The difference of 111 – 001 equals ________. (a) 100 (b) 111 (c) 001 (d) 110 61. The sum of 11101 + 10111 equals ________. (a) 110011 (b) 100001 (c) 110100 (d) 100100 62. The…- 51. Decimal 474 is ________ in BCD. (a) 0100 0111 0100 (b) 0100 1011 0101 (c) 0100 1001 0011 (d) 0110 1011 1001 52. The largest BCD number that can be represented with four binary bits is ________. (a) 9 (b) 10 (c) 15 (d) 16 53. The decimal equivalent of the BCD number 1010 is ________. (a) 8 (b) 10 (c) 12 (d) invalid
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