Description : Hamming codes was developed in _ a 1953 b. 1950 c. 1945 d. 1956
Last Answer : b. 1950
Description : has the property that corrupting or garbling a code word will likely produce a bit string that is not a code word: a. Error deleting codes b. Error detecting codes c. Error string codes
Last Answer : b. Error detecting codes
Description : Areceived sith a bit error will be closer to the originally transmitted code word than to any other code word: a. Code word b. Noncode word c. Decoding d. All of these
Last Answer : b. Noncode word
Description : Each check bit is grouped with the information bits as specified by a__ a. Parity check code b. Parity check matrix c. Parity check bit d. All of these
Last Answer : b. Parity check matrix
Description : To guarantee correction ofup to 5 errors in all cases, the minimum Hamming distance in a block code must be________. A) 5 B) 6 C) 11 D) none of the above
Last Answer : 11
Description : To guarantee the detectionof up to 5errors in all cases, the minimum Hamming distance in a block code mustbe _______. A) 5 B) 6 C) 11 D) none of the above
Last Answer : 6
Description : The ________ between two words is the number ofdifferences between corresponding bits. A) Hamming code B) Hamming distance C) Hamming rule D) none of the above
Last Answer : Hamming distance
Description : To guarantee correction of upto t errors, the minimum Hamming distance d min in a block code must be ________. a. t+1 b. t−2 c. 2t−1 d. 2t+1
Last Answer : d. 2t+1
Description : To guarantee the detection of up to 5 errors in all cases, the minimum Hamming distance in a block code must be _______ A. 5 B. 6 C. 11 D. none of the above
Last Answer : B. 6
Description : The ________ between two words is the number of differences between corresponding bits A. Hamming code B. Hamming distance C. Hamming rule D. none of the above
Last Answer : B. Hamming distance
Description : Consider a code with five valid code words of length ten : 0000000000, 0000011111, 1111100000, 1110000011, 1111111111 Hamming distance of the code is (A) 5 (B) 10 (C) 8 (D) 9
Last Answer : Answer: Marks to all
Description : The Hamming distance between two code-words is (A) the number of places the code-words are same (B) same as the Euclidean distance between their decimal representation (C) is maximum of the either code-words (B) the number of places the code-words differ
Last Answer : The Hamming distance between two code-words is the number of places the code-words differ
Description : AOinthesignbitrepresentsa sand. 1 in the sign bit represents a ee a. Positive number b. Negative number c. Both d. None of these
Last Answer : c. Both
Description : Which are the types of important ideas to notice about these odometer readings: a. The MSB is the sign bit .O for a +sign and 1 for a— sign b. The negative number represent the 2’s complement of the positive number c. Both d. __ Allof these
Description : The number of bit required to express and ___ are determined by the accuracy desired from the computing system . a. Exponent b. Mantissa ce. Both d. None f these
Last Answer : ce. Both
Description : Which is addressed by sign extending the 16-bit displacement to 32-bit: a. Memory address b. Effective memory address c. Both a and b d. None of these
Last Answer : b. Effective memory address
Description : A micro operation every bit of a register is a: a. Constant b. Variable c. Both d. None
Last Answer : b. Variable
Description : Error detection ata data link level is achieved by A. bit stuffing B. cyclic redundancy codes C. Hamming codes D. equalization
Last Answer : cyclic redundancy codes
Description : Abinary number with 4 bitsiscalleda_ a. Bit b. Bytes ce. Nibble d. None of these
Last Answer : ce. Nibble
Description : Each device represent : a. 1 bit b. 2 bit c. 3 bit d. 4 bit
Last Answer : a. 1 bit
Description : 3 bit binary numbers can be represented by a. Binary number b. Decimal number Cc. Hexadecimal number d. Octal number
Last Answer : d. Octal number
Description : Which number is formed from a binary number by grouping bits in groups of 4-bit each starting at the binary point: a. Binary b. Octal c. Decimal d. Hexadecimal
Last Answer : d. Hexadecimal
Description : How many bit of exponent: a. 4 b 6 Cc. 8 d. 10
Last Answer : b 6
Description : acode is simply a subset of the vertices ofthe a. n bit b. ncube c. n single d. n double
Last Answer : b. ncube
Description : Information is handled in the computer by _ __ a. Electrical digit b. Electrical component c. Electronic bit d. None of these
Last Answer : b. Electrical component
Description : Oand 1 are know as a. Byte b. Bit c. Digits d. Component
Last Answer : b. Bit
Description : every bit of register has. a 2 common line b 3 common line c. 1 common line d none of these
Last Answer : c. 1 common line
Description : One last bit of control output is for control of___ state. a. Minor b. Major c. Mixer d. None of these
Last Answer : b. Major
Description : Which is data manipulation types are. a. Arithmetic instruction b. Shift instruction c. Logical and bit manipulation instructions d. All of these
Last Answer : d. All of these
Description : In which instruction are used to perform Boolean operation on non-numerical data: a. Logical and bit manipulation b. Shift manipulation c. Circular manipulation d. None of these
Last Answer : a. Logical and bit manipulation
Description : Which operation is used to shift the content of an operand to one or more bits to provide necessary variation: a. Logical and bit manipulation b. Shift manipulation c. Circular manipulation d. None of these
Last Answer : b. Shift manipulation
Description : In the case of a right arithmetic shift the sign bit values are shifted to the a. Left b. Right Cc. Up d. Down
Last Answer : a. Left
Description : Ingiven lines of code MOV AX,BL have different type of operands according to assembler for 8086 architecture these identifiers must be of. a. Different type only in byte b. Same type either in word or byte c. Botha &b d. None of these
Last Answer : b. Same type either in word or byte
Description : Abbreviation ASCII stands for: a. American standard code for information interchange b. Abbreviation standard code for information interchange c. Both d. None of these
Last Answer : a. American standard code for information interchange
Description : Which code used in transferring coded information from keyboards and to computer display and printers: a. ASCII b. EBCDIC c. Both d. None of these
Last Answer : a. ASCII
Description : Which code used to represent numbers, letters, punctuation marks as well as control characters: a. ASCII b. EBCDIC c. Both d. None of these
Description : Which code the decimal digits are represented by the 8421 BCD code preceded by 1111: a. ASCII b. EBCDIC c. Both d. None of these
Last Answer : b. EBCDIC
Description : A code that is used to correct error is calledan a. Error detecting code b. Error correcting code c. Both d. None of these
Last Answer : b. Error correcting code
Description : An instruction code must specify the address of the__. a. Opecode b. Operand c. Both d. None
Last Answer : b. Operand
Description : In block coding, ifn = 5, the maximum Hamming distance between two codewords is ________. A) 2 B) 3 C) 5 D) none of the above
Last Answer : 5
Description : The Hamming distance between 100 and 001 is ________. A) 2 B) 0 C) 1 D) none of the above
Last Answer : 2
Description : The Hamming distance between equal codewords is _________. A) 1 B) n C) 0 D) none of the above
Last Answer : 0
Description : Hamming distance between 100101000110 and 110111101101 is (A) 3 (B) 4 (C) 5 (D) 6
Last Answer : (D) 6
Description : It is actually a method for constructing codes with a minimum distance of a. 2 b 64 c. 3 d 5
Last Answer : c. 3
Description : Is the cyclic redundancy check better than hamming code?
Last Answer : It depends on what you are doing.The cyclic redundancy check will only detect an error, while thehamming code can also correct many types of errors. However toperform this correction the extra ... channels, disk sectors).Normally hamming code is done on individual bytes or words ofcomputer memory.
Description : _______ can detect burst error of length less than or equal to degree of the polynomial and detects burst errors that affect odd number of bits. a. Hamming Code b. CRC c. VRC d. None of the above
Last Answer : b. CRC
Description : Thus hamming code for the ASCII character “a” is given as ……………… A. 10111001111 B. 10111001000 C. 10111001001 D. 10111001
Last Answer : C. 10111001001
Description : In a binary Hamming code the number of check digits is r then number of message digits is equal to: (A) 2r-1 (B) 2r-r-1 (C) 2r-r+1 (D) 2r+r-1
Last Answer : (B) 2r-r-1
Description : hich section is the remaining part of a process’s code: a. Racing section b. Critical section Cc. Entry section d. Reminder secti
Last Answer : b. Entry section
Description : Which are the types of binary codes number: a. Sign magnitude b. —_1’s complement code c. 2’s complement code d. __ Allof these
Last Answer : c. 2’s complement code