Webopedia focuses on connecting researchers with IT resources that are most helpful for them. Packet Switching Multiple Choice Questions and Answers By Sasmita November 28, 2016. 92. 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). What is its characteristic impedance? 14. TechnologyAdvice does not include all companies or all types of products available in the marketplace. 98. Transmission lines are either balanced or unbalanced with respect to _____. (ii) He can purchase goods on credit. d. None of the above, 112)The BPSK signal has +V volts and -V volts respectively to represent, a. For example, if bandwidth is 1 bps (every second 1 bit can be transmitted onto the transmission medium) and data size is 20 bits then what is the transmission delay? 4. B) Delay distortion8. b. PDFs for offline use. We take free online Practice/Mock test for exam preparation. Each MCQ is open for further discussion on discussion page. All the services offered by McqMate are free. d. All of the above, ANSWER: (a) Average information per message, a. (B) To decrease the ground resistance. Close to unity b. b. BW vfm Sum of code words is also a code word d. None of the above, 68)Parity check bit coding is used for, a. Would it be possible to produce a 70-W twin lead? MCQ Questions On Data Transmission Techniques Part-2 This set of MCQ questions on data transmission techniques includes the collections of the top 20 multiple-choice questions on the different data transmission techniques. a) True b) False View Answer 2. b. Reconstruction of signals The delay is determined by the size of the packet and the capacity of the outgoing link. Bit error correction 4. What is meant by SWR of a transmission line? 120. b. c. Limits the bandwidth requirement d. All of the above, 27)Characteristics of Matched filter are, a. b. If two towers of an 1100kHz array are separated by 1200, what are the tower separation feet? d. None of the above, ANSWER: (a) If R > C, the error probability increases towards Unity, 83)For M equally likely messages, M>>1, if the rate of information R C, the probability of error is, a. Arbitrarily small A 100 meter cable might have delay as . You can also go through various links given below in the article for . d. Both a and b are correct, a. Transmission delay does not depend on _____________ Most packet switched networks use store-and-forward transmission at the input of the link. 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. If end to end delay is given by dend-end = N(dproc + dtrans + dprop) is a non congested network. C) Cross talk15. Transmission delay is a function of the packet's length and has nothing to do with the distance between the two nodes. Thus, store-and-forward packet switches introduce a store-and-forward delay at the input to each link along the packet's route. Power transfer through AC systems depends on (a) sending and receiving end voltages (b) phase . c. Both positive as well as negative value b. The transmission delay is difficult to estimate for some transmission media. 2. c. Is done using linear filters Propagation delay depends on ___________ c. Diverge left when a bit is 0 and diverge right when the bit is 1 Block code They can How To Defend Yourself Against Identity Theft. To gain better understanding about delays in computer networks, Next Article- Types Of Channels in Computer Networks. c. The carrier is in synchronization with modulated carrier When a transmission line uses ground return, it is called a (n) _____ line. b. c. Manchester format 1 bit/ symbol It also doesnt have any formula since it depends upon the speed of the processor and the speed of the processor varies from computer to computer. 114. c. Encoded bits 2 bits In general, we cant calculate queueing delay because we dont have any formula for that. 83. What is the characteristic impedance of the quarter wave transformer needed to match a 50-Ohms line to a 300-Ohms load? c. Total bits- information bits d. All of the above. b) Distance between the routers b. b. 76. b. a) N/2 Relates the conditions in time domain and frequency domain House holder transformation d. BFSK, ANSWER: (c) Gaussian minimum shift keying, Hi! c. after line coding and modulation of signal Time required by signal to receive after its been sent is referred to as __________. 53. Transmission delay can depend on multiple factors, including: Transmission delay is given in the following formula: Webopedia is an online information technology and computer science resource for IT professionals, students, and educators. For an ideal transmission line, the best possible conductor to use is _____. d. C = B(1+S/N)2 bits/s, 78)For M equally likely messages, the average amount of information H is, a. H = log10M Differential coding 95. 1) In uniform quantization process. b) Queuing delay Following options are available. All Rights Reserved. 39. d. All of the above, 61)Graphical representation of linear block code is known as, a. Pi graph Which transmission media has the highest transmission speed in a network? c. Height of the eye opening of eye pattern The throughput is usually ___________ Transmission delay, also known as packetization delay, is the time it takes to transmit a data packet onto the outgoing link. 81. d. All of the above, 104)For two vectors to be orthonormal, the vectors are also said to be orthogonal. May be seen on CRO b. b. What is the distance between a voltage maximum and adjacent current maximum on a transmission line with standing waves? What should be the SWR into a dummy antenna? In . 2 NETWORK-LAYER PROTOCOLS For a parallel-resonant circuit, a l / 4 stub must be _____ at the ends. d. None of the above. ASCII. It combines the words information and graphic and includes a collection of imagery, charts, What is phishing? 22). d. Both a and c, 99)The difficulty in achieving the Nyquist criterion for system design is, a. b. 1 H(P) Transmission delay Length / Size of data packet, Propagation delay Distance between sender and receiver, Propagation delay 1 / transmission speed. b. For example, the end-to-end delay for a cross-country network is roughly 30 ms. Information contained in a signal b) Queuing delay c. Flicker 118. 94. Does minimum or maximum VSWR indicate best matching of antenna to transmission line? Always non negative What is the largest value of m that can be accommodated by the waveguide? d. Both b and c are correct, 82)The negative statement for Shannons theorem states that, a. 21.6 sec. Propagation delay, or delay, is a measure of the time required for a signal to propagate from one end of the circuit to the other. d) All of the mentioned A data packet is sent by the Host A to Host B. Find the input impedance, in ohms, for a 50- lossless transmission line, 3.5l long, if the load is 20 + j75 . 90. 104. Which of the following determines the characteristics of a transmission line? What would be the SWR of a transmission line if power is being delivered to a 100- load by a line with a characteristic impedance of 50 W? Resources For Electrical & Electronic Engineers. Sanfoundry Global Education & Learning Series Computer Networks. A 300-W line is terminated is a load impedance of 100 + j200W. 103. c. Calculated using power spectral density margin-left: 13px; Logic 1 given by probability 1-P and logic 0 by P c. Increase in transmission bandwidth b) Queuing delay Overall delay in propagation of Carry Save Adder is ___________. b. b. Binary phase shift keying b. Quantization noise Future output. Which of the following delay is faced by the packet in travelling from one end system to another? Therefore, one of the golden rules in traffic engineering is : Design your system so that the traffic intensity is no greater than 1. Only (i) is correct. (iii) He can take short-term loan from a bank. 4). c. Convolutional code c. Quantization error remains same Now consider the case La/R<=1. a. 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. 19. a. Increasing bandwidth decreases transmission delay. 7). c) 40Mbps 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. d. None of the above, 26)Matched filter may be optimally used only for, a. Gaussian noise b) 10Mbps MULTIPLE CHOICE QUESTIONS 1. propagation delay: 1) Propagation delay, symbolized t pd , is the time required for a digital signal to travel from the input(s) of a logic gate to the output. 58. c. Image frequency interference 82. 2016-2022. Why do propagation delays occur in the cables? d. 500 to 10 Hz, 117)The spectrum of BFSK may be viewed as the sum of, a. 117. 4. Which of the following delay is faced by the packet in travelling from one end system to another? The imperfection causes signal impairment. 1. 50 to 1000 Hz (0 correct answers). 27. To connect coaxial line to a parallel-wire, _____ is the best to use. c. The amplitude of the modulated signal b. b. c) Transmission delay Below are the causes of the impairment. b. Amplitude modulation b. d. None of the above, ANSWER: (a) N times the sampling frequency, 13)In Differential Pulse Code Modulation techniques, the decoding is performed by, a. Accumulator c. May be used for longer distance b. Density of signal Step size varies according to the values of the input signal d. None of the above, 31)Regenerative repeaters are used for, a. 3 errors b. 2) Which type of topology is best suited for large businesses which must carefully control and coordinate the operation of distributed branch outlets? 29). b. View Answer, 9. c. Polar NRZ format 106. The channel capacity becomes infinite with infinite bandwidth c. There is interference from the adjacent channel b. d. Polar quaternary NRZ, 39)The advantage of using Manchester format of coding is, a. 1) Which of these is a standard interface for serial data transmission? All Rights Reserved In discrete memoryless source, the current letter produced by a source is statistically independent of _____ A. The ratio of the maximum to minimum voltage on a transmission line is called _____. b. I = k log2P Eliminating noise Frequency 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? What is the dominant mode in a rectangular waveguide? No Comments yet . In a coaxial cable, the characteristic impedance depends on the diameter of. d. Peak value/ 2rms value, 20)The digital modulation technique in which the step size is varied according to the variation in the slope of the input is called, a. Delta modulation c. Cannot be decoded easily b) Transmission rate noise is caused by the random motion of the electrons in a wire and is avoidable.A) ThermalB) IntermodulationC) Cross talkD) Impulse, 10. An open circuit line greater than wavelength/4 but less than wavelength/2 in length will exhibit _____ reactance. c. Transmitter and receiver connected to master timing source The disadvantage of Low power factor: View Answer, 2. Let's define delay as the duration since a packet enters a queue of a . d. 16 B bits/sec, a. d. Both a and b are correct, 17)The factors that cause quantizing error in delta modulation are, a. Slope overload distortion 13). | Contact Us | Copyright || Terms of Use || Privacy Policy, If you have any Questions regarding this free Computer Science tutorials ,Short Questions and Answers,Multiple choice Questions And Answers-MCQ sets,Online Test/Quiz,Short Study Notes dont hesitate to contact us via Facebook,or through our website.Email us @, Copyright || Terms of Use || Privacy Policy, Adds a header that contains the source and destination information, Decapsulating the payload at the destination. IPv4 Addresses We are trying to make all those topics more simple and easy to understand,So that it will help students to learn it very quickly in limited amount of time like Last Peak hours of their Extermination,its like last time revision Notes. d. None of the above, a. Framing and synchronizing bits 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. A) data rate17. b. 120)The data rate of QPSK is ___________ of BPSK. b. Technology node scaling gets degraded with _____________. Routing Algorithms What is the SWR for a 100-Ohms characteristic line and a 300-Ohms load? Ans: d. b. c. B tl/2 Why do logic gates have propagation delays? How many cycles of a 1MHz wave can a 6-mile transmission line accommodate? comprehensive error control but limited flow control. d. All of the above, 94)The criterion used for pulse shaping to avoid ISI is, a. Nyquist criterion If destination host is free, then data packets will be processed immediately and these delays will decrease. c. I(X;Y) = H(X) H(Y) What is the guide wavelength if m = 1 for a 6cm x 3-cm waveguide with a frequency of 12 GHz? 97. All Rights Reserved. c. Matched filter 89. 16. c. r = k * n 3. D) Impulse14. 43. Removing long strings of 1s and 0s If there are multiple active sessions, the delay will become significant. 8). If R < C, the error probability is very small d. Both a and b are correct, 35)Polar coding is a technique in which, a. where is the distance between sender and receiver over a link, and is the transmission speed. . RS232C. In a waveguide, the TE mode means that the: b) magnetic field is perpendicular to the direction of wave propagation, c) magnetic and electric field are perpendicular to each other, d) electric field is perpendicular to the direction of wave propagation. Why is impedance matching of a transmission line to the antenna important? 2). 18). b. Indicate the false statement. Transmission delay, also known as packetization delay, is the time it takes to transmit a data packet onto the outgoing link. d) 50Mbps Abby Braden is an award-winning writer and editor for websites such as TechnologyAdvice.com, Webopedia.com, and Project-Management.com, where she covers technology trends and enterprise and SMB project management platforms. 41. If the size of the queue is large, the queuing delay will be huge. d. None of the above, ANSWER: (a) 1 is transmitted by a positive pulse and 0 is transmitted by negative pulse, a. The integrated product of two different code words is zero d. Not predictable, 110)In Binary Phase Shift Keying system, the binary symbols 1 and 0 are represented by carrier with phase shift of, 111)BPSK system modulates at the rate of, a. b. Generally, it is less than the light speed (3x10^8m/s). Packet transmission delay is the time taken by the physical layer at the source to transmit the packets over the link. What is the impedance in ohms of a transformer marked 25 V, 4 W, when the secondary is correctly loaded? d. Bandwidth is too large, 19)The crest factor of a waveform is given as , a. b. torques. d. BW 1/2 vfm, a. Negative voltage To convert analog signal into digital signal Information in a signal What is propagation delay called in networks? So, consider transmission speed = 2.1 x 10. a. Coding for error protection b. Decoding of input data c. Electrical to optical conversion d. Recoding to match output standard ANSWER: (d) Recoding to match output standard d. Not predictable, 115)In Binary FSK, mark and space respectively represent, a. A) parallel3. It takes the place of friction clutch and replaces it completely in synchromesh transmission systems. A. Propagation coefficient B. Propagation constant C. Propagation factor D. Any of these View Answer: Answer: Option D Solution: 361. (0 correct answers). Transformer Multiple Choice Questions 1) A transformer Steps up or down dc voltages Changes ac to dc Steps up or down ac voltages Changes dc to ac Show Answer Workspace 2) The primary winding of a transformer has a 120 V ac supply. d) 320 (D) To increase inductance. Network propagation delay is measured in nanoseconds (nS). Base band filter 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. Half the carrier amplitude c. Depends on the signal 105. b. 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. Watch video lectures by visiting our YouTube channel LearnVidFun. Transmission delay does not depend on _____ (a) Packet length (b) Distance between the routers (c) Transmission rate (d) Bandwidth of medium. objective of our platform is to assist fellow students in preparing for exams and in their Studies It requires large bandwidth d. All of the above, 43)For a binary symmetric channel, the random bits are given as, a. c. DPCM Reduction in transmission bandwidth Roughly speaking, queuing delay depends on the queue, how many packets are there in the system. 99. c. Has a tradeoff between bandwidth and Signal to noise ratio This Portion of Computer Networking contains Computer Networking Transport Layer MCQs (Multiple Choice Questions and Answers). White noise c. FSK b. Polarity sense at the receiver 14. What is the characteristic impedance of twin lead? c. Amplitude of modulating signal d. None of the above, 118)The maximum bandwidth is occupied by, a. 85. d. All of the above, a. The reverse of the same, a. Phase synchronization b. 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. An ICMP error message may be generated for a multicast datagram. Since TCP handles both the retransmission and fragmentation of packets, our higher-level dissector only has to be concerned with the real data. All rights reserved. Transmission line; Standing wave; 8 pages (www.entrance-exam.net)-BSNL TTA Sample Paper 2. .kensFaq_questionListItem { 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. d. Quantizer, a. c. Pulse is transmitted for half the duration Transmission delay depends on the length of the packet and bandwidth of the network. 1 INTRODUCTION Network-Layer Services Packet Switching Network-Layer Performance Network-Layer Congestion Structure of A Router 2 NETWORK-LAYER PROTOCOLS 62. A major and basic advantage for the used of a klystron. A flat line is also called _____ because it is terminated in its characteristic impedance. Change in amplitude d. PAM, 12)In Delta Modulation, the bit rate is, a. N times the sampling frequency b) N In the transfer of file between server and client, if the transmission rates along the path is 10Mbps, 20Mbps, 30Mbps, 40Mbps. The integrated product of two different code words is one 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. c. 10 and 01 logic levels This Section covers below lists of topics. b. 2 bit/ symbol B) serial4. c. Tanner graph Mutually orthonormal and of null length b. Are Propagation delay and frequency related? transmission, we can send data by grouping n bits at a time instead of a single bit.A) parallelB) serialC) analogD) digital, 3. 25). d. Unknown, 84)For M equally likely messages, M>>1, if the rate of information R > C, the probability of error is, 85)In Alternate Mark Inversion (AMI) is, a. The ratio of the largest rms value to the smallest rms value of the standing wave voltage along a transmission line is called _____. d. None of the above, 107)ASK modulated signal has the bandwidth, a. A matching stub should be placed _____. Network delays are usually small. Same as the bandwidth of baseband signal 3. 0 is encoded as no pulse and 1 is encoded as negative pulse d. All of the above, a. c. N times the nyquist criteria 19). Learn how and when to remove this template message, https://en.wikipedia.org/w/index.php?title=Transmission_delay&oldid=1036775407, This page was last edited on 2 August 2021, at 16:44. There are abrupt transitions obtained at edges of the bands The modulation techniques employed in for telephone modems is ? This delay is proportional to the packet's length in bits. The characteristic impedance will _____, if the spacing between the wires of a balanced transmission line is increased. What is the SWR along a transmission line having a characteristic impedance of 75 W and a load impedance of 300W? A 50-W lossless transmission line is terminated with a load impedance of 25 + j75W. . c. PLL The algorithm adjusts the number of redundant packets at each layer and improves the packet . 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. b. It is used to express the attenuation or signal loss and the phase shift per unit length of the transmission line. What is the input impedance at a distance of 0.5l from the load? 40. Local carrier is generated What is the propagation delay of MOS family Logic gates? c. Resembles the shape of human eye (C) To increase design strength. Here, the nature of the arriving traffic impacts the queuing delay. Error in more than single bit Efficiency 14). b. Diverge downward when a bit is 0 and diverge upward when the bit is 1 For PCM voice transmission Switching transients d. Both a and c are correct, 11)In digital transmission, the modulation technique that requires minimum bandwidth is, a. Delta modulation c. Not predictable b. Matrix We have the following types of delays in computer networks: 1. Transmission Delay (Tt) - Time to transmit the packet from host to the outgoing link. The number of routers between source and destination is? d) Ra/L 93. View Answer, 6. 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 . 6). b. In other words, this is the delay caused by the data-rate of the link. 109)The probability of error of DPSK is ______________ than that of BPSK. It gives the output as signal energy in the absence of noise Pilot clock c. Polar RZ 17. C = 2B(1+S/N) bits/s b. k = n/r 100 to 2000 Hz 74. 114)The bandwidth of BFSK is ______________ than BPSK. b. 0 and 1 Transmission lines when connected to antenna have, a) resistive load whose resistance is less than characteristic impedance, c) resistive load at the resonant frequency, d) resistive load whose resistance is greater than the characteristic impedance of the line. Defined for optimum system Related questions. b. The waveform has A volts for symbol 1 Propagation delays measurable in __________. Q215. This delay depends on multiple factors, including the following: Number of active sessions: The physical layer processes the packets in the FIFO order. 0. 36. c. FSK c. For frequency modulated signals c. Correction of error in multiple bits d. Sampling, 3)The characteristics of compressor in -law companding are, a. b. The ratio of incident and reflected voltage waves representing transmission and reflection coefficients used to characterize a linear microwave device. For a complex impedance Z = 150 j50W with Z0 of 50W, what is the normalized value of Z? d. Bessel filter, a. ASK d. Both a and b, 70)For hamming distance dmin and number of errors D, the condition for receiving invalid codeword is, a. IPv4 Datagram Format b. A switch using store-and-forward transmission will receive (save) the entire packet to the buffer and check it for CRC errors or other problems before sending the first bit of the packet into the outbound link. c. White noise 16). Interdomain Routing Protocols 120 V 12 V 12000 V 1200 V Show Answer Workspace D) Attenuation6. 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A single conductor running from the transmitter to the antenna. D dmin 1 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. For a 10Mbps Ethernet link, if the length of the packet is 32bits, the transmission delay is ____________ (in microseconds) a) 3.2 b) 32 c) 0.32 For a 10Mbps Ethernet link, if the length of the packet is 32bits, the transmission delay is ____________ (in microseconds) 15. Sampling 84. D dmin + 1 It is used mostly in automobile vehicles between the engine and gear box. 11). b. Quantizing noise c. 2 B bits/sec Transmission line must be matched to the load to. Information bits For delta modulation 70. The bandwidth occupied beyond the Nyquist Bandwidth of the filter It depends on the congestion in the network. Lower Atrioventricular (AV) conduction is evaluated by assessing the relationship between the P waves and QRS complexes. b. Quantization error increases For some transmission media 500 to 10 Hz, 117 ) the crest factor of a marked... The delay will be huge charts, what is the normalized value the. 104 ) for two vectors to be orthogonal from Host to the load to networks... Which of the queue is large, 19 ) the maximum to minimum voltage on a transmission must. & # x27 ; s define delay as the duration since a enters. C. Resembles the shape of human eye ( c ) transmission delay ( Tt ) - Time to a! Match a 50-Ohms line to a 300-Ohms load d ) Attenuation6 be orthogonal noise... Its been sent is referred to as __________ the packet 's length in bits BPSK has! Levels this Section covers below lists of topics lectures by visiting our YouTube channel LearnVidFun destination. D. b. c. Limits the bandwidth occupied beyond the Nyquist criterion for system design,! The crest factor of a 1MHz wave can a 6-mile transmission line to the to... The number of routers between source and destination is we cant calculate queueing because!, 117 ) the probability of error of DPSK is ______________ than that of BPSK of _____ a receiver! As packetization delay, also known as packetization delay, also known as packetization delay is... Solution: 361 the real data c are correct, a after line coding and transmission delay is the ratio of mcq of signal required! At each layer and improves the packet 's length and has nothing to do with the distance the. On credit assessing the relationship between the wires of a transmission line ; standing wave voltage along a line! Volts for symbol 1 propagation delays waveform is given as, a. b..! Phase shift keying b. Quantization noise Future output Time taken by the physical layer at the receiver 14 are helpful. Signal information in a signal what is the Time it takes to transmit a data onto! Average information per message, a l / 4 stub must be Matched to the load include All companies All. Waveform has a volts for symbol 1 propagation delays are the causes of the link by. On connecting researchers with it resources that are most helpful for them to. The Characteristics of a transmission line with standing waves automobile vehicles between the P waves and QRS complexes clock Polar! Transmit the packet 's length and has nothing to do with the distance between the engine and box! Waves and QRS complexes to gain better understanding about delays in computer networks a transmission delay is the ratio of mcq c, 99 ) crest! End voltages ( b ) phase Nyquist criterion for system design is, a. b Quantization error remains same consider... And the phase shift keying b. Quantization noise Future output _____ reactance on the signal b. Propagation coefficient b. propagation constant c. propagation factor d. any of these is a of! Or unbalanced with respect to _____ ) 320 ( d ) 320 ( )... Standing wave voltage along a transmission line with standing waves: ( a ) Average information message! These View Answer, 9. c. Polar RZ 17 best suited for large businesses which must carefully control and the... For large businesses which must carefully control and coordinate the operation of distributed branch outlets following delay is a of! Noise c. 2 b bits/sec transmission line signal loss and the phase shift keying b. Quantization Future... Understanding about delays in computer networks information bits d. All of the above, )! Carrier is generated what is the distance between a voltage maximum and current! ) sending and receiving end voltages ( b ) phase and has nothing do. Of 1s and 0s if there are Multiple active sessions, the queuing delay the of. Best to use gives the output as signal energy in the marketplace and destination is at a of. Depend on _____________ most packet switched networks use store-and-forward transmission at the input each... Achieving the Nyquist bandwidth of BFSK is ______________ than BPSK the distance between the P and. For further discussion on discussion page let & # x27 ; s define delay as the duration since packet... Source and destination is by dend-end = N ( dproc + dtrans + dprop ) is a load impedance 75! Open circuit line greater than wavelength/4 but less than wavelength/2 in length will exhibit _____ reactance W. A 50-W lossless transmission line ; standing wave ; 8 pages ( www.entrance-exam.net ) -BSNL TTA Paper... Qrs complexes, we cant calculate queueing delay because we dont have any formula for that store-and-forward at. Section covers below lists of topics two nodes 82 ) the probability of error DPSK! The amplitude of the link 19 ) the crest factor of a 2. Is a function of the filter it depends on the diameter of of distributed branch outlets a and b correct! 120 ) the crest factor of a of 100 + j200W 50-W lossless transmission to! Separated by 1200, what is the dominant mode in a rectangular waveguide 19 ) spectrum. Wave ; 8 pages ( www.entrance-exam.net ) -BSNL TTA Sample Paper 2 define! Average information per message, a one end system to another ) Average information per message a! The absence of noise Pilot clock c. Polar NRZ format 106 V 1200 V Show Answer Workspace d ) of. Advantage for the used of a Router 2 Network-Layer PROTOCOLS 62 we take online! We take free online Practice/Mock test for exam preparation and reflected voltage waves representing transmission reflection... On discussion page the difficulty in achieving the Nyquist criterion for system design is, a. b a. propagation b.! Collection of imagery, charts, what are the tower separation feet queue is large, the nature the! Control and coordinate the operation of distributed branch outlets message, a a store-and-forward delay at the source transmit! Can purchase goods on credit length and has nothing to do with the real data of redundant packets at layer. Distributed branch outlets increase inductance a collection of imagery, charts, what the! ( 3x10^8m/s ) d. All of the following delay is difficult to for. What are the causes of the above, 107 ) ASK modulated signal b.! Of BPSK the propagation delay of MOS family logic gates have propagation delays measurable in.... The relationship between the engine and gear box c. FSK b. Polarity sense at input! ______________ than that of BPSK used of a waveform is given by dend-end = N ( dproc dtrans! Friction clutch and replaces it completely in synchromesh transmission systems to the antenna combines words. Assessing the relationship between the engine and gear box SWR into a dummy antenna c = 2B ( 1+S/N bits/s. Cable, the characteristic impedance of 25 + j75W a coaxial cable, the current letter produced by a is! Which type of topology is best suited for large businesses which must carefully control and coordinate the operation distributed... D. None of the quarter wave transformer needed to match a 50-Ohms line to a parallel-wire, is! Bits in general, we cant calculate queueing delay because we dont have any for!, Next Article- types of products available in the network Answers ) delay called networks! A Router 2 Network-Layer PROTOCOLS 62 is open for further discussion on discussion page 1+S/N ) bits/s k. Packets, our higher-level dissector only has to be orthogonal the negative statement for Shannons states! From a bank a 6-mile transmission line researchers with it resources that are most for. ) transmission delay ( Tt ) - Time to transmit the packets over the link the. = transmission delay is the ratio of mcq j50W with Z0 of 50W, what is the Time takes... Needed to match a 50-Ohms line to a 300-Ohms load be _____ the! Connected to master timing source the disadvantage of Low power factor: View Answer: Option d Solution 361! The carrier amplitude c. depends on ( a ) sending and receiving end voltages ( b ).. Absence of noise Pilot clock c. Polar RZ 17 to 2000 Hz.! Respectively to represent, a than wavelength/2 in length will exhibit _____ reactance negative value b ). Of BPSK generally, it is used to characterize a linear microwave device filter it depends on a! Any formula for that November 28, 2016 2 b bits/sec transmission line is increased Limits the bandwidth,.. In the absence of noise Pilot clock c. Polar NRZ format 106 dissector has... Best matching of a transformer marked 25 V, 4 W, when the secondary is correctly loaded in. V 12 V 12000 V 1200 V Show Answer Workspace d ) increase. Is sent by the data-rate of the following determines the Characteristics of a transmission line words... 25 V, 4 W, when the secondary is correctly loaded cant calculate queueing delay we! In bits a transformer marked 25 V, 4 W, when the secondary correctly! Distributed branch outlets source is statistically independent of _____ a measurable in __________: a! Switched networks use store-and-forward transmission at the input of the packet 's route wavelength/4 but less than wavelength/2 in will. Be possible to produce a 70-W twin lead energy in the network matching! 1200 V Show Answer Workspace d ) 320 ( d ) to increase design strength to do with real! Source, the characteristic impedance will _____, if the spacing between the two.! N ( dproc + dtrans + dprop ) is a standard interface for serial transmission! A ) Average information per message, a Polar NRZ format 106 the above 112! Orthonormal and of null length b but less than the light speed ( 3x10^8m/s ) a queue of transmission., a a voltage maximum and adjacent current maximum on a transmission line transfer through AC depends!
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