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You Are On Multi Choice Question Bank SET 1255
62751. Hex 4B5258 is ________ in ASCII code.
(A): FGM (B): KLM (C): KRX (D): JQW
62752. Most computers store data in strings of ________ bits called a ________.
(A): 8, word (B): 8, byte (C): 16, word (D): 16, byte
62753. The ________ code represents alphanumeric characters as seven-bit binary numbers.
(A): ASCII (B): octal (C): alphanumeric (D): Boy Scout
62754. Hexadecimal 16 is ________ in decimal.
(A): 3210 (B): 2210 (C): 2510 (D): 2710
62755. Hexadecimal F2 is ________ in binary.
(A): 11100011 (B): 10100001 (C): 11110010 (D): 11111100
62756. The ________ number system has a base of sixteen.
(A): Johnson (B): hexadecimal (C): binary (D): octal
62757. Binary 0010111101111110 is ________ in hexadecimal.
(A): 77F216 (B): 4EEE16 (C): 2F7E16 (D): 2F7716
62758. The decimal equivalent of the BCD number 1010 is ________.
(A): 8 (B): 10 (C): 12 (D): invalid
62759. The largest unsigned decimal number that can be represented in binary using six bits is ________.
(A): 63 (B): 64 (C): 127 (D): 128
62760. The two digits in the binary number system are ___ and ___.
(A): 1, 2 (B): H, L (C): T, F (D): 0, 1
62761. Decimal 37 is ________ in binary with an even parity bit.
(A): 00100101 (B): 10100101 (C): 11000100 (D): 01001011
62762. The decimal fraction 1/4 can be written in binary as________.
(A): 0.010 (B): 0.100 (C): 0.110 (D): 0.011
62763. Decimal 474 is ________ in BCD.
(A): 0100 0111 0100 (B): 0100 1011 0101 (C): 0100 1001 0011 (D): 0110 1011 1001
62764. An unweighted code in which only one bit changes from one code number to the next is ________.
(A): BCD (B): Excess-3 (C): Gray (D): ASCII
62765. Binary 10111111 is ________ in hexadecimal.
(A): BF16 (B): FB16 (C): 27716 (D): 10111111
62766. Hexadecimal 44 is ________ in binary.
(A): 01000100 (B): 10011010 (C): 01011000 (D): 10001100
62767. Resistors—usually 300 apiece—inserted between a decoder and a 7-segment display are ________.
(A): pull-up resistors to keep logic HIGH when the input is open (B): sense resistors to enable a test of logic levels (C): current limiting resistors for the 7-segment display (D): surge resistors to prevent damage from power-line variations
62768. Adding a zero to the leftmost bit of an ASCII code is called ________.
(A): extra zero (B): zero padding
62769. The largest BCD number that can be represented with four binary bits is ________.
(A): 9 (B): 10 (C): 15 (D): 16
62770. Binary-coded-decimal 0111 1001 0011 is ________ in binary.
(A): 011110010011 (B): 010110101111 (C): 001100110011 (D): 001100011001
62771. Decimal 12 is ________ in hexadecimal.
(A): 1216 (B): C16 (C): A216 (D): A16
62772. Hexadecimal AA is ________ in decimal.
(A): 16510 (B): 17010 (C): 18610 (D): 17616
62773. Decimal 42 is equivalent to binary ________.
(A): 01000010 (B): 52 (C): 2A (D): 101010
62774. The decimal number –128 is represented in the signed 2's complement system as ________.
(A): 1111 1110 (B): 0111 1111 (C): 1000 0000 (D): 1111 1111
62775. Whenever information is transmitted from one device to another, there is a possibility that ________.
(A): one device is off (B): errors will occur (C): there is a full moon (D): the data will be received as transmitted
62776. Odd-parity 9E16 is ________ decimal.
(A): 30 (B): 158 (C): 78 (D): Nothing. Parity does not check.
62777. Hexadecimal 12 is ________in binary.
(A): 00010111 (B): 00010100 (C): 00010010 (D): 00100001
62778. Overflow can occur if two signed numbers are added and ________.
(A): they have opposite signs (B): they have the same sign (C): both of the above (D): none of the above
62779. A typical CD-ROM can store ________ of digital data.
(A): 90 minutes (B): analog portions (C): 650 megabytes (D): octal bytes
62780. The MSB of 11001 is ________.
(A): 1 (B): 1100 (C): C (D): 1916
62781. ________ symbols are needed to represent all digits in hexadecimal.
(A): Six (B): Ten (C): Twelve (D): Sixteen
62782. Each hexadecimal digit converts to ________ binary digits.
(A): four (B): eight (C): 12 (D): six
62783. In the decimal number 481, the powers-of-10 weight of the digit 4 is ________.
(A): 400 (B): 102 (C): 104 (D): 100
62784. Decimal 2875 is ________ bytes in binary.
(A): 2 (B): 3 (C): 4 (D): 5
62785. Even-parity 01101000 binary is ________in hexadecimal.
(A): C816 (B): 6816 (C): D016 (D): Nothing. Parity does not check.
62786. The column weight of the "1" in the hexadecimal number 1AB is ________.
(A): 64 (B): 256 (C): 512 (D): 1024
62787. In binary, the decimal number 93 converts to ________ digits.
(A): seven (B): eight (C): 11 (D): five
62788. The 2's complement of the binary number 1000 is ________.
(A): 111 (B): 0110 (C): 1110 (D): 1000
62789. Hexadecimal 44 is ________ in decimal.
(A): 6810 (B): 7410 (C): 7710 (D): 9810
62790. Convert hexadecimal value 16 to decimal.
(A): 2210 (B): 1610 (C): 1010 (D): 2010
62791. Convert the following decimal number to 8-bit binary.187
(A): 101110112 (B): 110111012 (C): 101111012 (D): 101111002
62792. Convert binary 111111110010 to hexadecimal.
(A): EE216 (B): FF216 (C): 2FE16 (D): FD216
62793. Convert the following binary number to decimal. 010112
(A): 11 (B): 35 (C): 15 (D): 10
62794. Convert the binary number 1001.00102 to decimal.
(A): 90.125 (B): 9.125 (C): 125 (D): 12.5
62795. Decode the following ASCII message. 1010011101010010101011000100101100101000001001000100000110100101000100
(A): STUDYHARD (B): STUDY HARD (C): stydyhard (D): study hard
62796. The voltages in digital electronics are continuously variable.
(A): True (B): False
62797. A GAL is essentially a ________.
(A): non-reprogrammable PAL (B): PAL that is programmed only by the manufacturer (C): very large PAL (D): reprogrammable PAL
62798. What is an OTP device?
(A): Optical transporting port (B): Octal transmitting pixel (C): Operational topical portable (D): One-time programmable
62799. How many product terms can a MAX+Plus II compiler borrow from adjacent macrocells in the same LAB?
(A): 0 (B): 5 (C): 10 (D): 20
62800. Each programmable array logic (PAL) gate product is applied to an OR gate and, if combinational logic is desired, the product is ORed and then:
(A): the polarity fuse is restored (B): sent to an inverter for output (C): sent immediately to an output pin (D): passed to the AND function for output
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