111. Convert the following binary number to decimal. 100110102
(a) 154
(b) 155
(c) 153
(d) 157
112. Digital electronics is based on the ________ numbering system.
(a) decimal
(b) octal
(c) binary
(d) hexadecimal
113. What is the resultant binary of the decimal problem 49 + 01 = ?
(a) 01010101
(b) 00110101
(c) 00110010
(d) 00110001
114. The octal numbering system:
(a) simplifies tasks
(b) groups binary numbers in groups of 4
(c) saves time
(d) simplifies tasks and saves time
115. A binary number’s value changes most drastically when the ________ is changed.
(a) MSB
(b) frequency
(c) LSB
(d) duty cycle
Related Posts
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
- Home » Electronics Engineering » Digital Electronics » Binary Codes
- Home » Verbal Reasoning » Analytical Reasoning » Verbal Analogy » Number Analogy
- Home » Verbal Reasoning » Analytical Reasoning » Coding Decoding » Number Coding