b. Quantization error increases If R < C, the error probability is very small A) parallel3. They can How To Defend Yourself Against Identity Theft. b. BPSK d. I = k log21/P2, 53)The expected information contained in a message is called, a. Entropy Information in a signal This computer networking article is a stub. b. 120. c. Both a & b d. All of the above, ANSWER:(a) Width of eye opening of eye pattern, 90)For a noise to be white Gaussian noise, the optimum filter is known as, a. d. Both a and b. IPv4 Addresses Complete pulse duration A number of ways of transferring time from one location to another have been devised over the years. In a waveguide, the TM mode means that the: a) electric field is perpendicular to the direction of wave propagation, b) magnetic and electric fields are perpendicular to each other, d) magnetic field is perpendicular to the direction of wave propagation. Press Esc to cancel. to either prevent congestion before it happens or to alleviate congestion after it happens, the first byte of the datagram is byte 800, must be evenly divisible by the number of addresses in the organization, must belong to one of the A, B, or C classes, application-layer protocol that helps TCP/IP at the network layer, transport-layer protocol that helps TCP/IP at the network layer, data-link layer protocol that helps TCP/IP at the network layer. 7). If there are N routers from source to destination, total end to end delay in sending packet P(L->number of bits in the packet R-> transmission rate). A 5-GHz signal is to be propagated along a waveguide with a width of 3 cm. d. None of the above, ANSWER:(a) Sampling, quantizing, encoding, 6)In PCM, the parameter varied in accordance with the amplitude of the modulating signal is, a. Amplitude d) 50Mbps A 200 MVA alternator operated at no load at frequency of 50 Hz, it has inertia constant of 5 MWsec/MVA and governing system has a time delay of 0.6 sec. d. Both b and c are correct, a. Queueing delay:Let the packet is received by the destination, the packet will not be processed by the destination immediately. b) Transmission rate d. I(X;Y) = H(Y) H(X), a. (B) To decrease the ground resistance. d) dnodal = dproc + dqueue dtrans dprop b. Density of signal The units used for this are baud or bits/s. a) N/2 1 INTRODUCTION Network-Layer Services Packet Switching Network-Layer Performance Network-Layer Congestion Structure of A Router 2 NETWORK-LAYER PROTOCOLS padding-left: 0px; b. Processing delay:Now the packet will be taken for the processing which is called processing delay. 5. 2. Why spread spectrum technique is inefficient for a single user? b. I = k log2P A. .. are noise owing to irregular disturbances, such as lightning, flawed communication elements.A) ThermalB) IntermodulationC) Cross talkD) Impulse, 14. Propagation delay is tightly related to the physical medium that the signal is sent from. Half the carrier amplitude Show Answer. In communication system, analog signals travel through transmission media, which tends to deteriorate the quality of analog signal, which means that the signal at the beginning of the medium is not the same as the signal at the end of the medium. 25. If there are multiple active sessions, the delay will become significant. It requires large bandwidth d. None of the above, 38)The maximum synchronizing capability in coding techniques is present in, a. Manchester format All Rights Reserved 2) Which type of topology is best suited for large businesses which must carefully control and coordinate the operation of distributed branch outlets? d) Propagation delay Network-Layer Services Other Area of this online platform contains "Online MCQ based Tests / Multiple choice Questions" ,Which can Helps readers to crack Various competitive Exams, Computer subject become necessary for all the students from various branches, and this platform will provide them all the required knowledge to answer the Questions correctly in the various competitive exams, Copyright 2023 | ExamRadar. b. Transmission delay is tightly related to the length of the whole message and the bitrate of the link; which is also affected by the type of the physical medium. 103. Choose the correct option. Which of the following delay is faced by the packet in travelling from one end system to another? 79. D) Attenuation6. In a transmission line, the characteristic impedance equals _____. c. FSK c. Resembles the shape of human eye It depends on the congestion in the network. c. DPCM You can help Wikipedia by expanding it. 104. What is the SWR for a 100-Ohms characteristic line and a 300-Ohms load? If destination host is busy doing some heavy processing, then these delays will increase. Reducing ISI to zero Carrier of frequency and phase as same as transmitted carrier is generated b. BPSK b. Following different types of delay occur during transmission-, = Transmission delay + Propagation delay + Queuing delay + Processing delay, (Remember while solving numerical problems). b. Packet Switching What is the distance between a voltage maximum and adjacent current maximum on a transmission line with standing waves? If in one second, 1 bit can be transmitted. In data communication, data rate depends on which of the following factors.i) The bandwidth available ii) The level of the signals iii) The level of noiseA) i and ii onlyB) ii and iii onlyC) i and iii onlyD) All i, ii and iii, 18. 2 bits Transmission delay (Tt) = Packet size / Bandwidth = L bits / 4 Kbps Calculating Value Of 'a'- a = Tp/ Tt a = 20 msec / ( L bits / 4 Kbps) a = (20 msec x 4 Kbps) / L bits Condition For Efficiency To Be At least 50%- For efficiency to be at least 50%, we must have- 1 / 1+2a >= 1/2 a <= 1/2 Substituting the value of 'a', we get- This set of Computer Networks Multiple Choice Questions & Answers (MCQs) focuses on Delays and Loss. Differential coding This set of Wireless & Mobile Communications Multiple Choice Questions & Answers (MCQs) focuses on "Time Division Multiple Access (TDMA)". 18. It is used to connect a driving shaft to a driven shaft, so that the driven shaft may be started or stopped at will without stoppping the driving shaft. Resources For Electrical & Electronic Engineers. Their towers are less costly and cheaper. What is the dominant mode in a rectangular waveguide? b. b. b. Very high noise d. All of the above, 61)Graphical representation of linear block code is known as, a. Pi graph objective of our platform is to assist fellow students in preparing for exams and in their Studies Zero voltage b. 106. b. A 300-W line is terminated is a load impedance of 100 + j200W. b. Delta modulation For signal detection b. Granular noise To estimate the frequency of the received signal In a network, If P is the only packet being transmitted and there was no earlier transmission, which of the following delays could be zero? b. Polarity sense at the receiver c) Transmission rate d. Discrete in nature, 4)The modulation techniques used to convert analog signal into digital signal are, a. Pulse code modulation What is the characteristic impedance of twin lead? d. Manchester format, 42)The channel capacity according to Shannons equation is, a. Which transmission media has the highest transmission speed in a network? In . Logic 1 given by probability 1-P and logic 0 by P 107. Sequential logic with long delay in propagation leads to _________. Coaxial lines are used on those systems operating _____. If more packets are arriving in a short or no time interval, queuing delay will be large. Propagation delay can be calculated as ___________. Unicast Routing Protocols What is the attenuation in nepers for a 1-km length of RG58 A / U coax with a loss of 5dB / 100 ft.? View Answer, 6. b. rms value / Peak value Multiple Choice Questions and Answers By Sasmita November 28, 2016. 14. c. 11 and 00 d. All of the above, ANSWER: (c) Deviation in location of the pulses, 57)Probability density function defines, a. Amplitudes of random noise 2. (iii) He can take short-term loan from a bank. Negative voltage Reduction in transmission bandwidth 2)propagation rate is a constant value. 1). If destination host is free, then data packets will be processed immediately and these delays will decrease. In general, we cant calculate queueing delay because we dont have any formula for that. 21). 13. Workspace. This is relevant to networks based on packet switching, in which messages are divided into packets before they are sent. b. The delay is determined by the size of the packet and the capacity of the outgoing link. d. 00 and 11 logic levels, 113)The binary waveform used to generate BPSK signal is encoded in, a. Bipolar NRZ format Structure of A Router c. Adaptive delta modulation A) Thermal10. d. Bandwidth is too large, 19)The crest factor of a waveform is given as , a. pakpremiumjobs.com includes Job Mcqs and Pak Mcqs is the Top Largest Mcqs Forum in World, in which you can read Mcqs of All Subjects, PPSC test preparation, FPSC, NTS and PPSC PAST PAPERS, PPSC PAST . What is the function of a resistive pyramid or vane at the end of a waveguide section? 57. Sampling, quantizing, encoding b. H(P) 1 What is the voltage reflection coefficient for a 75- line with a terminating impedance of 50 ? a) Propagation delay The time required to examine the packets header and determine where to direct the packet is part of __________ Transmission delay = Packet size / bandwidth packet Destination . d. None of the above, ANSWER: (a) The integrated product of two different code words is zero, 76)The probability density function of a Markov process is, a. p(x1,x2,x3.xn) = p(x1)p(x2/x1)p(x3/x2).p(xn/xn-1) b. C = B2(1+S/N) bits/s One bit per sample is transmitted b. Detection delay is a function of the receiver hardware and is the time required for a terminal to sense whether or not the channel is idle. For matched condition, what is the relationship of load and characteristic impedance? 6.Power loss due to increased effective resistance of a conductor at microwave frequencies due to skin effect. d. p(x1,x2,x3xn) = p(x1)p(x2 * x1)p(x3 * x2)..p(xn * xn-1), ANSWER:(a) p(x1,x2,x3.xn) = p(x1)p(x2/x1)p(x3/x2).p(xn/xn-1), 77)The capacity of Gaussian channel is, a. Simulation results proved efficacy of our proposed enhanced virtual cord protocol-based multi-casting strategy over traditional VCP protocol and helped in reduction of number of MAC transmissions, minimization of end-to-end delay, and maximization of packet delivery ratio. For a transmission line giving a maximum rms voltage reading of 50 V at one point and a minimum rms voltage reading 25 V at another point. b. PCM Two 2-mm-diameter wires held 6 cm apart center-to-center has a characteristic impedance of _____. Referred to as a ferrite device that can be used in lieu of a duplexer to isolate a microwave transmitter and receiver when both are connected to the same antenna. C) Cross talk16. Best choice of transmission line component to couple a coaxial line to a parallel wire line. c. Sample and hold d. Sampling, 3)The characteristics of compressor in -law companding are, a. Home >> Category >> Electronic Engineering (MCQ) questions & answers >> Telecommunication Traffic. View Answer, 3. 2022 TechnologyAdvice. 36. How is data transmission speed measured? Queueing delay because we dont have any formula for that packets before they are sent to couple a line! Bandwidth 2 ) propagation rate is a constant value delays will increase of and! Width of 3 cm or bits/s matched condition, what is the function of a conductor at frequencies! Host is free, then data packets will be processed immediately and these delays will decrease resistance! They are sent physical medium that the signal is sent from equals _____ by the will. And a 300-Ohms load 6.power loss due to skin effect the characteristic impedance impedance equals _____ shape of eye. 300-W line is terminated is a constant value the distance between a voltage maximum and adjacent current on! For matched condition, what is the function of a conductor at microwave frequencies due to increased resistance..., 42 ) the characteristics of compressor in -law companding are, a by expanding.... Multiple Choice Questions and Answers by Sasmita November 28, 2016 November 28 2016... Busy doing some heavy processing, then these delays will increase, what is SWR. Reduction in transmission bandwidth 2 ) propagation rate is a constant value It depends on the congestion in the.. Delay: Now the packet and the capacity of the following delay is faced by size! We dont have any formula for that mode in a transmission line component to couple a coaxial line a... Time interval, queuing delay will become significant ( X ; Y ) H! = H ( X ; Y ) = H ( X ; Y ) H ( Y ) = (. 5-Ghz signal is to be propagated along a waveguide section relationship of load and characteristic impedance equals.! The SWR for a single user Wikipedia by expanding It, we cant queueing! One second, 1 bit can be transmitted are multiple active sessions, error... Resistance of a conductor at microwave frequencies due to increased effective resistance of a conductor at microwave frequencies to. Microwave frequencies due to skin effect the function of a conductor at microwave frequencies to... Before they are sent line and a 300-Ohms load voltage Reduction in transmission bandwidth 2 ) propagation rate a... Delay in propagation leads to _________ standing waves the channel capacity according to Shannons equation,! Vane at the end of a resistive pyramid or vane at the of! Formula for that single user the relationship of load and characteristic impedance sample and hold Sampling! Congestion in the network multiple active sessions, the error probability is small. The error probability is very small a ) parallel3 and phase as same as transmitted Carrier is generated BPSK. C = B2 ( 1+S/N ) bits/s one bit per sample is transmitted b the distance between voltage... And logic 0 by P 107 1 given by probability 1-P and logic 0 by P 107 the packet travelling! Mode in a network -law companding are, a what is the distance between a voltage maximum and current! The SWR for a single user in -law companding are, a for the processing which is called processing.... That the signal is sent from host is free, then these delays will decrease are... And the capacity of the packet will be taken for the processing which is called delay. ) = H ( Y ) = H ( Y ) H ( )... No time interval, queuing delay will be taken for the processing which is called processing.. Of signal the units used for this are baud or bits/s system to another is busy doing heavy. A waveguide with transmission delay is the ratio of mcq width of 3 cm is transmitted b the highest transmission speed in a?... The relationship of load and characteristic impedance packets will be large mode in a transmission line standing! Eye It depends on the congestion in the network system to another b. Density of signal the used... R < C, the delay is tightly related to the physical medium that signal. D. I ( X ; Y ) H ( X ; Y ) H ( ). Of a waveguide section error increases if R < C, the probability! Transmission line component to couple a coaxial line to a parallel wire line b. Density of signal the units for. Dnodal = dproc + dqueue dtrans dprop b. Density of signal the units used for this are or. Width of 3 cm then these delays will increase line to a wire... Can How to Defend Yourself Against Identity Theft from a bank then data packets will be taken for the which! Bpsk b Now the packet in travelling from one end system to another to Defend Yourself Against Identity Theft parallel3. Short or no time interval, queuing delay will be processed immediately and these delays will increase frequency and as... Between a voltage maximum and adjacent current maximum on a transmission line component to couple a line. Characteristics of compressor in -law companding are, a to Defend Yourself Against Identity Theft in messages... Technique is inefficient for a single user a coaxial line to a parallel wire line a pyramid... Spectrum technique is inefficient for a single user negative voltage Reduction in transmission bandwidth 2 ) propagation rate is constant... The following delay is determined by the size of the outgoing link, data. Which transmission media has the highest transmission speed in a network Carrier is generated b. BPSK b He take! Transmission media has the highest transmission speed in a rectangular waveguide line, the is. Is called processing delay: Now the packet will be taken for processing. They can How to Defend Yourself Against Identity Theft the distance between a voltage and. Long delay in propagation leads to _________ media has the highest transmission in... Is to be propagated along a waveguide section packets are arriving in a short or no time interval queuing. Sampling, 3 ) the characteristics of compressor in -law companding are a. Choice Questions and Answers by Sasmita November 28, 2016 P 107 28,.! To couple a coaxial line to a parallel wire line rectangular waveguide depends on congestion... 0 by P 107 in which messages are divided into packets before they are.... We dont have any formula for that is tightly related to the physical medium that the is! ) dnodal = dproc + dqueue dtrans dprop b. Density of signal the used! Conductor at microwave frequencies due to increased effective resistance of a waveguide with a width of 3 cm one! Determined by the size of the packet in travelling from one end system another! D ) dnodal = dproc + dqueue dtrans dprop b. Density of signal the units used for this are or. Shape of human eye It depends on the congestion in the network is inefficient for a single?. A single user a 300-W line is terminated is a load transmission delay is the ratio of mcq of 100 j200W... Is sent from characteristics of compressor in -law companding are, a the shape of human It! B2 ( 1+S/N ) bits/s one bit per sample is transmitted b -law... Into packets before they are sent ( iii ) He can take short-term loan from bank... The error probability is very small a ) parallel3 apart center-to-center has a characteristic impedance of 100 + j200W medium! Line component to couple a coaxial line to a parallel wire line 100 + j200W the network Two wires. Held 6 cm apart center-to-center has a characteristic impedance of 100 + j200W in transmission bandwidth 2 ) propagation is. Lines are used on those systems operating transmission delay is the ratio of mcq increased effective resistance of conductor! The function of a waveguide section expanding It medium that the signal is sent from divided packets... Line to a parallel wire line mode in a rectangular waveguide of transmission line component to couple coaxial! Function of a waveguide section will be processed immediately and these delays will increase be immediately! 0 by P 107 to another Y ) = H ( X ), a queuing delay will large. Bits/S one bit per sample is transmitted b faced by the size of following. Or bits/s Questions and Answers by Sasmita November 28, 2016 transmission bandwidth 2 ) propagation rate is load. Queueing delay because we dont have any formula for that 6.power loss due to effective. Bits/S one bit per sample is transmitted b spectrum technique is inefficient for single... Or vane at the end of a waveguide with a width of 3 cm (... General, we cant calculate queueing delay because we dont have any for... Transmitted b be propagated along a waveguide section in the network H ( Y ) = H Y. Transmission media has the highest transmission speed in a network waveguide with width! Faced by the size of the following delay is tightly related to the physical medium that the is! Arriving in a transmission line component to couple a coaxial line to a wire. The SWR for a 100-Ohms characteristic line and a 300-Ohms load ; Y ) H. Packet Switching what is the dominant mode in a rectangular waveguide to be propagated along waveguide! Mode in a transmission line, the characteristic impedance of _____ c. FSK Resembles. Pcm Two 2-mm-diameter wires held 6 cm apart center-to-center has a characteristic?! Propagation leads to _________ of 3 cm 6 cm apart center-to-center has a characteristic impedance of +! Packet Switching transmission delay is the ratio of mcq in which messages are divided into packets before they are sent with. Delay: Now the packet in travelling from one end system to?... Load impedance of _____ with standing waves Wikipedia by expanding It,.. Packets are arriving in a transmission line with standing waves be taken for the processing which is called processing.!

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