Description : Which of the following is associated with error detector? a. Odd parity bit b. Even parity bit c. Both of the above d. None of above
Last Answer : Both of the above
Description : A simple parity-check code can detect __________ errors A. an even-number of B. two C. no errors D. an odd-number of
Last Answer : D. an odd-number of
Description : How many bytes of data can be sent in 15 seconds over a serial link with baud rate of 9600 in asynchronous mode with odd parity and two stop bits in the frame? a. 10,000 bytes b. 12,000 bytes c. 15,000 bytes d. 27,000 bytes
Last Answer : b. 12,000 bytes
Description : Which of the following is associated with error detector? A) Odd parity bit B) Even parity bit C) Both of the above D) None of above
Last Answer : Answer : C
Last Answer : c. Both of the above
Description : What is used to identify whether a data word has an odd or even number of 1’s ? (1) Carry bit (2) Sign bit (3) Zero bit (4) Parity bit
Last Answer : Parity bit
Description : Which method is used to detect double errors and pinpoint erroneous bits. a. Even parity method b. Odd parity method c. Check sum method. d. All of these
Last Answer : c. Check sum method.
Description : In an Ethernet local area network, which one of the following statements is TRUE ? a. A station stops to sense the channel once it starts transmitting a frame. b. The purpose ... collision is detected. d. The exponential backoff mechanism reduces the probability of collision on retransmissions
Last Answer : The exponential backoff mechanism reduces the probability of collision on retransmissions
Description : Consider a source computer(S) transmitting a file of size 106 bits to a destination computer (D)over a network of two routers (R1 and R2) and three links(L1, L2, and L3). L1connects S to R1; L2 connects R1 to ... file from S to D? a. 1005 ms b. 1010 ms c. 3000 ms d. 3003 ms Answer: Option(a)
Last Answer : a. 1005 ms
Description : The pattern of groups that have odd parity calledthe ses must match one of the of columns in the parity check matrix: a. Syndrome b. Dynodes c. Both d. None of these
Last Answer : a. Syndrome
Description : ______ substitutes four consecutive zeros with 000V or B00V A) B4B8 B) HDB3 C) B8ZSf D) none of the above
Last Answer : HDB3
Description : ______ substituteseight consecutive zeros with 000VB0VB. A) B4B8 B) HDB3 C) B8ZS D) none of the above
Last Answer : B8ZS
Description : The _______ field of the IGMP message is all zeros in a query message. A) version B) type C) group address D) noneof the above
Last Answer : group address
Description : A simpleparity-check code can detect__________ errors. A) an even-number of B) two C) no errors D) an odd-number of
Last Answer : an odd-number of
Description : Instructions and memory address are represented by a. Character code b. Binary codes c. Binary word d. Parity bit
Last Answer : Binary codes
Description : Which error detection method consists of just one redundant bit per data unit? A) Simple parity check B) Two-dimensionalparity check C) CRC D) Checksum
Last Answer : Simple parity check
Description : Which error detection method usesone's complement arithmetic? A) Simple parity check B) Two-dimensionalparity check C) CRC D) Checksum
Last Answer : Checksum
Description : How many 8-bit characters can be transmitted per second over a 9600 baud serial communication link using asynchronous mode of transmission with one start bit, eight data bits, two stop bits, and one parity bit ? a. 600 b. 800 c. 876 d. 1200
Last Answer : b. 800
Description : The technique of temporarily delaying outgoing acknowledgements so that they can be hooked onto the next outgoing data frame is called ____________ a. piggybacking b. cyclic redundancy check c. fletcher’s checksum d. parity check
Last Answer : a. piggybacking
Description : Which error detection method uses one's complement arithmetic? A. Simple parity check B. Two-dimensional parity check C. CRC D. Checksum
Last Answer : D. Checksum
Description : The technique of temporarily delaying outgoing acknowledgements so that they can be hooked onto the next outgoing data frame is called ____________ A. piggybacking B. cyclic redundancy check C. fletcher’s checksum D. parity check
Last Answer : A. piggybacking
Description : Determine the maximum length of the cable (in km) for transmitting data at a rate of 500 Mbps in an Ethernet LAN with frames of size 10,000 bits. Assume the signal speed in the cable to be 2,00,000 km/s. b. 2 c. 2.5 d. 5
Last Answer : b. 2
Description : ………………...is a minimal protocol that allows isolated hosts to link via TCP/IP over the telephone network and ………………..uses a proposed international standard for transmitting HDLC over asynchronous lines. A. LCP, PPP B. PPP, LCP C. SLIP, PPP D. PPP, SLIP
Last Answer : C. SLIP, PPP
Description : BCD is a. Binary Coded Decimal b. Bit Coded Decimal c. Binary Coded Digit d. Bit Coded Digit
Last Answer : Binary Coded Decimal
Description : EBCDIC stands for a. Extended Binary Coded Decimal Interchange Code b. Extended Bit Code Decimal Interchange Code c. Extended Bit Case Decimal Interchange Code d. Extended Binary Case Decimal Interchange Code
Last Answer : Extended Binary Coded Decimal Interchange Code
Description : Is it possible to solve a magic square made up of a system of unknown symbols?
Last Answer : No. I could populate a 9×9 magic square with the letters A through I. You would never figure out what numbers were represented by the letters because a 9×9 magic square is not unique.
Description : Which branch of mathematics uses symbols to represent unknown quantities?
Last Answer : Algebra
Description : Having multiple perceptrons can actually solve the XOR problem satisfactorily: this is because each perceptron can partition off a linear part of the space itself, and they can then combine their results. ... have to be explicitly hand-coded d) False - just having a single perceptron is enough
Last Answer : c) True – perceptrons can do this but are unable to learn to do it – they have to be explicitly hand-coded
Description : When the set of input data to an even parity generator is 0111, the output will be (A) 1 (B) 0 (C) Unpredictable (D) Depends on the previous input
Last Answer : Ans: B In even parity generator if number of 1 is odd then output will be zero.
Description : Given code word 1110001010 is to be transmitted with even parity check bit. The encoded word to be transmitted for this code is (A) 11100010101 (B) 11100010100 (C) 1110001010 (D) 111000101
Last Answer : (A) 11100010101
Description : Consider a source with symbols A, B, C, D with probabilities 1/2, 1/4, 1/8, 1/8 respectively. What is the average number of bits per symbol for the Huffman code generated from above information? (A) 2 bits per symbol (B) 1.75 bits per symbol (C) 1.50 bits per symbol (D) 1.25 bits per symbol
Last Answer : (B) 1.75 bits per symbol
Description : While forming a Routh array, the situation of a row of zeros indicates that the system (a) has symmetrically located roots (b) is stable (c) is insensitive to variations in gain (d) has asymmetrically located roots
Last Answer : While forming a Routh array, the situation of a row of zeros indicates that the system is stable
Description : Can anyone identify this symbol or set of symbols?
Last Answer : Can you also show it inverted, just in case you have it upside down?
Description : National Symbols Which flower is the national floral symbol of Pakistan? A. Pink Rose B. Jasmine (Chambeli) C. White Rose D. Motia
Last Answer : ANSWER: B
Description : Which of the following symbols is a symbol reserved by the Election Commission for more than one political party in the election to the Loks Sabha/ Vidhan Sabha? (1) Hand (2) Louts (3) Wheel (4) Elephant
Last Answer : (4) Elephant Explanation: The Election Commission enjoys great powers when it comes to allotment of symbols. Elephant has been a favorite with it as it can be seen that the BSP, Mom Gana Parishad and Sikkim Sangram Parishad all had the elephant as their symbols sometime back.
Description : What is a top-down parser? a) Begins by hypothesizing a sentence (the symbol S) and successively predicting lower level constituents until individual pre-terminal symbols are written b) ... d) Begins by hypothesizing upper level constituents and successively predicting a sentence (the symbol S)
Last Answer : a) Begins by hypothesizing a sentence (the symbol S) and successively predicting lower level constituents until individual pre-terminal symbols are written
Description : What is a top-down parser? a) Begins by hypothesizing a sentence (the symbol S) and successively predicting lower level constituents until individual preterminal symbols are written b) Begins ... ) Begins by hypothesizing upper level constituents and successively predicting a sentence (the symbol S)
Last Answer : a) Begins by hypothesizing a sentence (the symbol S) and successively predicting lower level constituents until individual preterminal symbols are written
Description : Shift-Reduce parsers perform the following : (A) Shift step that advances in the input stream by K(K>1) symbols and Reduce step that applies a completed grammar rule to some recent parse trees, ... in the input stream and Reduce step that applies a completed grammar rule to form a single tree.
Last Answer : (B) Shift step that advances in the input stream by one symbol and Reduce step that applies a completed grammar rule to some recent parse trees, joining them together as one tree with a new root symbol.
Description : Given the symbols A, B, C, D, E, F, G and H with the probabilities 1/30, 1/30, 1/30, 2/30, 3/30, 5/30, 5/30 and 12/30 respectively. The average Huffman code size in bits per symbol is: (A) 67/30 (B) 70/34 (C) 76/30 (D) 78/30
Last Answer : (C) 76/30
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 : Let G(x) be the generator polynomial used for CRC checking. What is the condition that should be satisfied by G(x) to detect odd number of bits in error? a. G(x) contains more than two terms b. G(x) does ... exceeding the frame length c. 1+x is a factor of G(x) d. G(x) has an odd number of terms
Last Answer : c. 1+x is a factor of G(x)
Description : Number of bits per symbol used in Baudot code is a. 7 b. 5 c. 8 d. 9
Last Answer : 5
Description : A generator that contains afactor of ____ can detectall odd-numberederrors. A) x B) x + 1 C) 1 D) none of the above
Last Answer : x
Description : suppose you roll a number cube 30 times write a ratio to describe the theoretical probability of rolling each of the following: (show all your work) 1,4,6,7 an even number an odd number please help I need this thankyou?
Last Answer : Please help NOW SOS
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 : How is the parity bit in each storage location used?
Last Answer : To detect errors in the circuitry.
Description : Which of the following statement(s) is/are false? (a) A connected multigraph has an Euler Circuit if and only if each of its vertices has even degree. (b) A connected multigraph has an Euler Path but not an Euler Circuit if and only ... Codes: (A) (a) only (B) (b) and (c) (C) (c) only (D) (d) only
Last Answer : (D) (d) only
Description : ECE Board Exam March 1996 When the transmitting and receiving antennas are in line-of-sight of each other, the mode of propagation is ________ wave. A. space or direct B. ground C. surface D. sky
Last Answer : A. space or direct
Description : Worm gear are used for transmitting power between two Shaft Inclined at e. At right angle to each other and axes can intersect f. At right angle to each other but axis cannot intersect each other g. At right angle to each other and in different planes h. None of the above
Last Answer : f. At right angle to each other but axis cannot intersect each other
Description : Spiral gear are used for transmitting power between two shaft Inclined at a. Right angle to each other and axes can intersect b. Right angle to each other and axes cannot intersect c. At angle slightly lesser or greater than 90 of axles can meet d. None of the above
Last Answer : c. At angle slightly lesser or greater than 90 of axles can meet