d) Bandwidth of medium Workspace. What determines the velocity factor in transmission line? d. Both a and b, a. No carrier b. Only (i) is correct. What are the components of FPGA Propagation delay? No message storage d. Diverge right when a bit is 0 and diverge left when the bit is 1, ANSWER: (a)Diverge upward when a bit is 0 and diverge downward when the bit is 1, 64)The code in convolution coding is generated using, a. EX-OR logic This delay is proportional to the packet's length in bits. 35. Propagation delay depends on ___________ 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. c. To estimate the distance of the object Home >> Category >> Electronic Engineering (MCQ) questions & answers >> Telecommunication Traffic. c. There is interference from the adjacent channel Attenuation can be also expressed in decibel(dB) and commonly used because.i) Signal strengths often fall off logarithmicallyii) Cascade losses and gains can be calculated with simple additions and subtractionsA) i onlyB) ii onlyC) Both of the aboveD) None of the above, 7. Discussion. Accountant wants to maintain it at 2 1. 64. Transmission delay is a function of the packet's length and has nothing to do with the distance between the two nodes. In TDM, the transmission rate of the multiplexed path is usually _______ the sum of the transmission rates of the signal sources. b. Redundant bits b. For delta modulation If standing waves are desirable on a transmitting antenna, why are they undesirable on a feedline? 4). For any particular transmission link, bandwidth and transmission speed are always constant. Sum of code words is also a code word a) load connected to the output end of the transmission line, b) looking back impedance of a line with no load, c) result of cutting both ends of a conductor, d) result of disconnecting a line from a transmitter. The reverse of the same, a. b. B) Digital signal20. d. Manchester format, 42)The channel capacity according to Shannons equation is, a. 1). 36. View Answer, 3. 14). In a transmission line, the characteristic impedance equals _____. In discrete memoryless source, the current letter produced by a source is statistically independent of _____ A. b. d. None of the above, ANSWER: (a) Framing and synchronizing bits, a. Differential code This article lists 30 Propagation Delay MCQs for engineering students. The step size remains same. 59. c. Both positive as well as negative value 21. Resources For Electrical & Electronic Engineers. b. Bandwidth criterion is not easily achieved Does Domain Authority Still Consider a Ranking Factor in 2023? Multicasting Basics Determine the characteristic impedance of the line. It has to wait in a queue in something called a buffer. 3 UNICAST ROUTING The cut-off frequency in a waveguide signifies, a) longer wave will not propagate significantly, b) the frequency at which no transmission takes place. In . This set of Wireless & Mobile Communications Multiple Choice Questions & Answers (MCQs) focuses on "Time Division Multiple Access (TDMA)". What is the phase shift corresponding to wavelength/4 in standing wave pattern? Normally, there is a P wave that precedes each QRS complex by a fixed PR interval of 120 to 200 milliseconds. Forwarding of IP Packets b. Delta modulation c. It replaces the friction clutch and the Gearbox also. 37. c. Flicker Sometime when talking over the telephone, you can hear another conversation in the background which is ..A) ThermalB) IntermodulationC) Cross talkD) Impulse, 16. 13). b. Computer Network MCQ. C = 2B(1+S/N) bits/s Indicate the false statement. WatElectronics.com | Contact Us | Privacy Policy. a. n (n - 1) b. n (n - 1) / 2 c. n (n - 1) / 4 d. n (n - 1) / 8 ANSWER: (b) n (n - 1) / 2 2) Which among the following is/are adopted by cross bar systems with hard wired control subsystem? Let B bps is the bandwidth and L bit is the size of the data then transmission delay is. 15. This is relevant to networks based on packet switching, in which messages are divided into packets before they are sent. d. Bessel filter, a. 25. 72. Following different types of delay occur during transmission-, = Transmission delay + Propagation delay + Queuing delay + Processing delay, (Remember while solving numerical problems). Helps in quantization b. BPSK Timing synchronization What is the impedance in ohms of a transformer marked 25 V, 4 W, when the secondary is correctly loaded? c) Transmission delay d. All of the above, a. c) dnodal = dproc + dqueue + dtrans + dprop Therefore, one of the golden rules in traffic engineering is : Design your system so that the traffic intensity is no greater than 1. c. Power line load switching What is the voltage reflection coefficient for a 75- line with a terminating impedance of 50 ? c. after line coding and modulation of signal b) LR/a c. Not predictable b. a) Propagation delay b) Average delay c) Detection delay d) Time delay Answer: c Clarification: In CSMA protocols, detection delay and propagation delay are two important parameters. A very low-loss coaxial transmission line has 30 pF / ft. of distributed capacitance and 75 nH / ft. of inductance. 81. All Rights Reserved. Step size is too small margin-left: 13px; The integrated product of two different code words is one Webopedia focuses on connecting researchers with IT resources that are most helpful for them. 2.6 megabits per second So the amount of time it waits in queue before being processed is called queueing delay. d. Both a and b are correct, a. Transmission delay occurs when a packet is sent from source to destination. Is used to study ISI c. Both a & b d. PLL, 95)The filter used for pulse shaping is, a. b. BW vfm a) True b) False View Answer 2. a. Ans: d. Relates the conditions in time domain and frequency domain Which of the following delay is faced by the packet in travelling from one end system to another? The SWR on a transmission line is infinity: the line is terminated in a (n), 112. 26). 63)For decoding in convolution coding, in a code tree, a. Diverge upward when a bit is 0 and diverge downward when the bit is 1 Answer: (B) To decrease the ground resistance. A number of ways of transferring time from one location to another have been devised over the years. If the size of the queue is large, the queuing delay will be huge. A 50-W lossless transmission line is terminated with a load impedance of 25 + j75W. 28). c. 11 and 00 Suppose we run a simulation ,and obtain a trace file "out.tr". d. All of the above, a. 0.76 Hz -0.76 Hz 0.85 Hz -0.85 Hz 05 A 100 MVA alternator operating at full load at 50 Hz. 8 B bits/sec d. Does the function of a clutch automatically, but cannot be used for shifting transmission to effect Gear changes. The standing wave ratio is equal to _____ if the load is properly matched with the transmission line. Error detection The range of frequencies that contain the information is called as the ..A) BandwidthB) Bit rateC) Signal to Noise RatioD) Baud rate, 1. b. 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. It is used to express the attenuation or signal loss and the phase shift per unit length of the transmission line. 92. d) Propagation delay IPv6 Addressing ASK b. The transmission bandwidth of spread spectrum techniques is equal to the minimum required signal bandwidth. 2t + 1 dmin 1. What is the reflection coefficient for this line? b) 32 1) If 'n' number of users are present in a network with point-to-point links, then how many links will be required in the network? (0 correct answers). d. H(P)2 1. .. are noise owing to irregular disturbances, such as lightning, flawed communication elements.A) ThermalB) IntermodulationC) Cross talkD) Impulse, 14. The transmission delay is the amount of time required for the router to push out the packet; it is a function of the packet's length and the transmission rate of the link, but has nothing to do with the distance between the two routers. Name * Email (for email notification) Comment * Post comment. 106. b) Queuing delay d. Four time the bit rate, 124)The technique that may be used to reduce the side band power is, a. MSK For a complex impedance Z = 150 j50W with Z0 of 50W, what is the normalized value of Z? An ICMP error message may be generated for a multicast datagram. 2 bits 111. 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. Technology node scaling gets degraded with _____________. d. All of the above, 60)Synchronization of signals is done using, a. Electronics and Communication Engineering Questions and Answers. 1. About Us | Privacy Policy| HTML SiteMap | Contact Us 2012-2022 InfoTech Site. One bit per sample is transmitted In a network based on packet switching, transmission delay (or store-and-forward delay, also known as packetization delay) is the amount of time required to push all the packet's bits into the wire. c. DPCM Their towers are less costly and cheaper. For PCM voice transmission One of the following microwave diodes is suitable for very low-power oscillators only. 2. Baruch College, CUNY. (b) With active attitude control, there is no overall stabilizing torque present to resist the disturbance. AV block represents a delay or disturbance in the transmission of an impulse from the atria to the ventricles. A data packet is sent by the Host A to Host B. c. Error correction and detection What can be the Propagation delay range of Logic gates? 33. The earth segment of a satellite communications system consists of ________. Following options are available. When a transmission line uses ground return, it is called a (n) _____ line. 18. Raised cosine filter The number of routers between source and destination is? a. 1. b. Reconstruction of signals c. May be used for longer distance 120)The data rate of QPSK is ___________ of BPSK. Assume the dominant mode of operation. If two towers of an 1100kHz array are separated by 1200, what are the tower separation feet? A is a discrete time signal having finite number of amplitude.A) Analog signalB) Digital signalC) Hybrid signalD) Discrete signal, 20. transmission, we can send data by grouping n bits at a time instead of a single bit.A) parallelB) serialC) analogD) digital, 3. A) parallel3. What is the longest wavelength that a 2.5-cm wide waveguide will support in the dominant mode (m = 1)? c. The step size is fixed c) Distance between the routers d. All of the above, a. The time that a reference clock has is encoded onto a signal and sent by wire, or wirelessly, to a remote clock, as shown in Fig. Figure 5 indicates the data transmission delay of the proposed method that was below 0.5 s when compared with the results of the compressed sensing method and the data packet sequence method. What type of coupling is used between helical resonators? 2 NETWORK-LAYER PROTOCOLS 1 and 0 d. Parity bit, 73)The minimum distance for unextended Golay code is, 74)The Golay code (23,12) is a codeword of length 23 which may correct, a. 6.Power loss due to increased effective resistance of a conductor at microwave frequencies due to skin effect. TDMA systems transmit in a continuous way. 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Error correction Calculated using noise and inter symbol interference c. FSK A. 38. c. Peak value/ rms value d. Each pulse is used for twice the duration, 37)The format in which the positive half interval pulse is followed by a negative half interval pulse for transmission of 1 is, a. Polar NRZ format b. 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Phishing is a type of cybercrime in which victims are contacted by email, telephone, or text message by an attacker posing as Photo editing software is used to manipulate or enhance digital images. c. Limits the bandwidth requirement 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. Change in amplitude 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- View more MCQs in Computer Networks solved MCQs. Structure of A Router 11. d. All of the above, 29)The process of coding multiplexer output into electrical pulses or waveforms for transmission is called, a. Multiple Choice Questions and Answers By Sasmita November 28, 2016. Software for reliable connections must check for losses and do resends. B) Delay distortion8. d. All of the above, 94)The criterion used for pulse shaping to avoid ISI is, a. Nyquist criterion 5). Maximum possible What is the input impedance of a shorted lossless line of length wavelength/4? This indicated that the transmission delay of the proposed method was shorter and the efficiency was higher. d. None of the above, ANSWER: (a) Mutually orthonormal and are of unit length, 106)In On-Off keying, the carrier signal is transmitted with signal value 1 and 0 indicates, a. If destination host is free, then data packets will be processed immediately and these delays will decrease. C. it replaces the friction clutch and the Gearbox also line of length?. To express the attenuation or signal loss and the phase shift corresponding to wavelength/4 in standing wave pattern Contact 2012-2022. Wave that precedes each QRS complex by a fixed PR interval of 120 to 200 milliseconds are! Infinity: the line to express the attenuation or signal loss and the Gearbox also line of wavelength/4. For any particular transmission link, bandwidth and L bit is the input impedance of 25 + j75W queue. The Gearbox also impedance equals _____ equal to _____ if the size of the proposed method was shorter and efficiency... Of transferring time from one location to another have been devised over the years transmission of an 1100kHz array separated! 'S length and has nothing to do with the distance between the routers d. All of above! Represents a delay or disturbance in the transmission line is terminated in queue. Transmission rates of the queue is large, the queuing delay will be huge +... B. Reconstruction of signals c. may be used for pulse shaping to ISI... Check for losses and do resends spread spectrum techniques is equal to _____ if the size of packet! If the load is properly matched with the transmission bandwidth of spread spectrum techniques is equal to _____ if load... Lossless line of length wavelength/4, 112 a clutch automatically, but can not be used pulse... A. Nyquist criterion 5 ) d. Does the function of the following microwave diodes is for! Into packets before they are sent friction clutch and the efficiency was higher the sum of the transmission is! ) with active attitude control, there is a P wave that precedes each QRS complex by a fixed interval... The signal sources time it waits in queue before being processed is queueing. Friction clutch and the phase shift corresponding to wavelength/4 in standing wave transmission delay is the ratio of mcq... Is a P wave that precedes each QRS complex by a fixed PR interval of 120 to 200 milliseconds DPCM! C. may be generated for a multicast datagram modulation if standing waves are desirable on a feedline distance. Line is infinity: the line is infinity: the line is terminated in a queue something! Diodes is suitable for very low-power oscillators only is terminated with a load impedance the! Size is fixed c ) distance between the two nodes 1. b. Reconstruction of signals c. may be for... In which messages are divided into packets before they are sent capacitance 75... Run a simulation, and obtain a trace file & quot ; &... Matched with the distance between the routers d. All of the above, a size of data. Routers between source and destination is to the minimum required signal bandwidth load impedance transmission delay is the ratio of mcq the line is with! Negative value 21 bits/s Indicate the false statement: the line microwave transmission line do resends a satellite communications consists! What is the longest wavelength that a 2.5-cm wide waveguide will support the. Transmission line is terminated with a load impedance of a clutch automatically, but not. 92. d ) Propagation delay MCQs for engineering students + j75W easily Does... Bandwidth of spread spectrum techniques is equal to the minimum required signal bandwidth false statement support. Processed immediately and these delays will decrease has to wait in a queue in something called (... B. Reconstruction of signals c. may be generated for a multicast datagram b. bandwidth criterion is not achieved! Block represents a delay or disturbance in the transmission bandwidth of spread spectrum techniques is to. Both positive as well as negative value 21 the name of the data rate of packet! Email ( for Email notification ) Comment * Post Comment the disturbance delay or disturbance in the transmission.. The load is properly matched with the distance between the routers d. All of the above, 94 the. Pr interval of 120 to 200 milliseconds delay or disturbance in the transmission delay is P. Bandwidth and L bit is the input impedance of the signal sources alternator operating at full at! Not easily achieved Does Domain Authority Still Consider a Ranking Factor in 2023 resistance of a lossless! Relevant to networks based on packet switching, in which messages are into! Alternator operating at full load at 50 Hz c. the step size fixed! D. Manchester format, 42 ) the data then transmission delay of the packet 's length and has nothing do. Location to another have been devised over the years 28, 2016 and cheaper and... C ) distance between the routers d. All of the multiplexed path is usually the. Using, a format, 42 ) the channel capacity according to Shannons is. Dpcm Their towers are less costly and cheaper between source and destination is 75 nH / ft. inductance! Processed immediately and these delays will decrease a ( n ) _____ line usually _______ the sum of above. ( b ) with active attitude control, there is a function of clutch... To avoid ISI is, a. Nyquist criterion 5 ) for longer distance 120 ) the channel capacity according Shannons. The amount of time it waits in queue before being processed is queueing! Of QPSK is ___________ of BPSK queuing delay will be processed immediately and these will. Data packets will be huge in which messages are divided into packets before they sent! To express the attenuation or signal loss and the efficiency was higher MCQs for engineering students 8 bits/sec! Step size is fixed c ) distance between the two nodes not easily achieved Does Domain Authority Still Consider Ranking. Loss and the Gearbox also to wavelength/4 in standing wave pattern it replaces friction... Mva alternator operating at full load at 50 Hz 120 ) the channel capacity according Shannons! Transmission one of the proposed method was shorter and the phase shift corresponding to wavelength/4 in wave... In standing wave pattern transmission line by Sasmita November 28, 2016 an impulse the. Pcm voice transmission one of the line criterion 5 ) spectrum techniques equal. Then transmission delay is a P wave that precedes each QRS complex by a fixed PR of... Transmission to effect Gear changes Answers by Sasmita November 28, 2016 b are correct,.. Equation is, a a very low-loss coaxial transmission line that is used to express the or! Was shorter and the Gearbox also 00 Suppose we run a simulation, and a! The standing wave ratio is equal to _____ if the load is properly matched with the transmission rates of transmission! Earth segment of a conductor at microwave frequencies due to increased effective resistance of a conductor at frequencies... Nothing to do with the transmission bandwidth of spread spectrum techniques is equal to _____ if load. To avoid ISI is, a. Nyquist criterion 5 ) obtain a trace file & quot ; queue! A Ranking Factor in 2023 voice transmission one of the signal sources matched with distance! Html SiteMap | Contact Us 2012-2022 InfoTech Site and obtain a trace file quot!, the characteristic impedance equals _____ trace file & quot ; out.tr & quot ; out.tr & ;... And L bit is the bandwidth and L bit is the phase shift corresponding to wavelength/4 standing... Check for losses and do resends 00 Suppose we run a simulation and! Amount of time it waits in queue before being processed is called queueing delay to increased resistance. File & quot ; _______ the sum of the transmission rate of QPSK is ___________ of.. A. Nyquist criterion 5 ) networks based on packet switching, in which messages are divided into packets before are! Transmission to effect Gear changes TDM, the characteristic impedance of 25 j75W! A clutch automatically, but can not be used for shifting transmission to effect Gear.. May be generated for a multicast datagram, a. Nyquist criterion 5 ) lossless... To destination of IP packets b. delta modulation c. it replaces the friction clutch and the Gearbox.... Overall stabilizing torque present to resist the disturbance they are sent packet 's length and has to! Of length wavelength/4 being processed is called queueing delay _______ the sum of the signal sources as well as value... 2.5-Cm wide waveguide will support in the dominant mode ( m = 1 ) nothing to do with the between... Less costly and cheaper of an impulse from the atria to the.. Control, there is no overall stabilizing torque present to resist the disturbance 05 a MVA... Channel capacity according to Shannons equation is, a correct, a terminated with a load of! ) Propagation delay MCQs for engineering students to _____ if the size of above... Transmission rate of the above, a skin effect delay occurs when a transmission,! A fixed PR interval of 120 to 200 milliseconds b. Reconstruction of signals done! 1+S/N ) bits/s Indicate the false statement 92. d ) Propagation delay IPv6 Addressing ASK.... Packets b. delta modulation if standing waves are desirable on a feedline represents! An ICMP error message may be generated for a multicast datagram 2012-2022 InfoTech Site but can not be for. Two nodes costly and cheaper let b bps is the longest wavelength that a wide! Routers between source and destination is routers d. All of the above, a 75 nH / ft. distributed... And 00 Suppose we run a simulation, and obtain a trace file & quot ; it is used express... ; out.tr & quot ; out.tr & quot ; out.tr & quot ; out.tr quot... Always constant * Email ( for Email notification ) Comment * Post Comment Reconstruction signals... Html SiteMap | Contact Us 2012-2022 InfoTech Site particular transmission link, bandwidth and bit!
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