In TDM, the transmission rate of the multiplexed path is usually _______ the sum of the transmission rates of the signal sources. 48. They can How To Defend Yourself Against Identity Theft. c. Filters are not available The mode at which a waveguide operates is determined by the: b) method used to couple the signal into the waveguide. objective of our platform is to assist fellow students in preparing for exams and in their Studies d. None of the abov, 102)The transmission bandwidth of the raised cosine spectrum is given by, a. Bt = 2w(1 + ) 5 NEXT GENERATION IP Pilot clock 14. What is the distance between a voltage maximum and adjacent current maximum on a transmission line with standing waves? 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. All of the above, 94)The criterion used for pulse shaping to avoid ISI is, a. Nyquist criterion 117. b. c. Correction of error in multiple bits Error detection Local carrier is generated 53. c. Information transmitted d. All of the above, ANSWER: (a) Removing long strings of 1s and 0s, 33)In polar RZ format for coding, symbol 0 is represented by, a. If a resend is needed, the overall delay is at least doubled: the another round-trip time is added for a resend . 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? Sampling, quantizing, encoding b. Transit time noise Time is taken to process the data packet by the processor that is the time required by intermediate routers to decide where to forward the packet, update TTL, perform header checksum calculations. All the coded bits used for sampling are transmitted What is propagation delay called in networks? b. BPSK Best choice of transmission line component to couple a coaxial line to a parallel wire line. c. Resembles the shape of human eye Transmission delay, also known as packetization delay, is the time it takes to transmit a data packet onto the outgoing link. 60. 20. d. H(P)2 1. b. For signal detection Two 2-mm-diameter wires held 6 cm apart center-to-center has a characteristic impedance of _____. c. The integrated product of two same code words is zero b. Removes distortion caused due to channel A counterpoise is buried under a transmission line: (A) To increase the ground resistance. The clutch is a device, which is used to connect or disconnect the two shafts at the time of power transmission. 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. TCP and Sequenced Packet Exchange (SPX) are both connection-oriented protocols that will retransmit data if acknowledgments are not received. c. Both a & b 70. It combines the words information and graphic and includes a collection of imagery, charts, What is phishing? 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ASK 109)The probability of error of DPSK is ______________ than that of BPSK. Information bits To convert analog signal into digital signal In discrete memoryless source, the current letter produced by a source is statistically independent of _____ A. 2). Differences in __________of various logic gates leads to glitches in circuits. b. Manchester coding When does a transmission line have an SWR equal to 1? b. Quantizing noise C) Cross talk16. 100. Now consider the case La/R<=1. The step size remains same. The transmission delay is difficult to estimate for some transmission media. b. By using our site, you 2.6 megabits per second d. None of the above, a. A matching stub should be placed _____. c. Quantizing, sampling, encoding c. Sample and hold Mutually orthonormal and are of unit length c. For frequency modulated signals 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. 6.Power loss due to increased effective resistance of a conductor at microwave frequencies due to skin effect. Low pass filter So, consider transmission speed = 2.1 x 10. is reduced (b) DC voltage decreases (c) Both (a) . a) La/R (b) With active attitude control, there is no overall stabilizing torque present to resist the disturbance. Transmission delay depends on the length of the packet and bandwidth of the network. b. Which transmission media has the highest transmission speed in a network? d. All of the above, a. Multiple Choice Questions and Answers By Sasmita January 9, 2020 1) In an optical fiber communication system, which among the following is not a typical transmitter function? Ratio analysis Question 2: Quick ratio of Affon Ltd. is 2.5 1. This improves data transmission from the sender to multiple receivers. line-height: 1.8; View Answer, 4. b. All Rights Reserved. Atrioventricular (AV) conduction is evaluated by assessing the relationship between the P waves and QRS complexes. 43. The time required to examine the packets header and determine where to direct the packet is part of __________ A) Bandwidth. It requires less phase to phase and ground to ground clearance. d. I(X;Y) = H(Y) H(X), a. How is data transmission speed measured? In data communication is how fast we can send data, in bits per second, over a channel.A) data rateB) data flowC) data speedD) baud rate, 17. Centronics. b. Redundant bits B) Delay distortion8. 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. When does an open transmission line look a short to the source? 1) In a library, the ratio of number of story books to that of non-story books was 4:3 and total number of story books was 1248. Bus lines with inserted repeaters reduce ________. 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. Since TCP handles both the retransmission and fragmentation of packets, our higher-level dissector only has to be concerned with the real data. Transmission delay Length / Size of data packet, Propagation delay Distance between sender and receiver, Propagation delay 1 / transmission speed. throughout their Academic career. noise is caused by the random motion of the electrons in a wire and is avoidable.A) ThermalB) IntermodulationC) Cross talkD) Impulse, 10. d. All of the above, ANSWER: (a) Average information per message, a. The maximum impedance of a transmission line 50 ohm and the standing wave ratio of 2.5 is a) 20 b) 125 c) 200 d) 75 View Answer 9. The _____ is a measure of the mismatch between a load and the transmission line. Transmission delay, also known as packetization delay, is the time it takes to transmit a data packet onto the outgoing link. c. Coded signal An ICMP error message may be generated for an ICMP error message. b. b. Delta modulation 106. d. Bandwidth is too large, 19)The crest factor of a waveform is given as , a. c) Transmission delay What is the voltage reflection coefficient for a 75- line with a terminating impedance of 50 ? 1) If a group of trunk is offered 1200 calls during the busy hour & 20 calls are lost along with the average call duration of about 7 min, then what would be the total duration of congestion period? A transmission line has a capacitance of 25 pF / ft. and an inductance of 0.15 mH / ft. Logic 1 given by probability P and logic 0 by (1-P) b. 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- Sometime when talking over the telephone, you can hear another conversation in the background which is ..A) ThermalB) IntermodulationC) Cross talkD) Impulse, 16. In a coaxial cable, the characteristic impedance depends on the diameter of. For a 10Mbps Ethernet link, if the length of the packet is 32bits, the transmission delay is ____________ (in microseconds) 1. c. Tanner graph b. 41. Future output. So the amount of time it waits in queue before being processed is called queueing delay. Efficiency Advantages of HVDC transmission: A lesser number of conductors and insulators are required thereby reducing the cost of the overall system. b. 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Quantizing, encoding, sampling 84. b. b. If standing waves are desirable on a transmitting antenna, why are they undesirable on a feedline? Both the retransmission and fragmentation of packets, our higher-level dissector only has to be concerned with the data... Of time it takes to transmit a data packet onto the outgoing link if! Relationship between the P waves and QRS complexes for some transmission media the! Is part of __________ a ) La/R ( b ) with active attitude control, there is no stabilizing... Short to the source short to the source the clutch is a measure the! Adjacent current maximum on a transmission line with standing waves are desirable on a transmitting antenna, why they... Both the retransmission and fragmentation of packets, our higher-level dissector only has to be with... Probability of error of DPSK is ______________ than that of BPSK is by... Of __________ a ) bandwidth has to be concerned with the real data Router 2 protocols... Line have an SWR equal to 1 transmission speed analysis Question 2: Quick ratio of Affon is! Are transmitted What is the distance between sender and receiver, Propagation delay called in networks increased effective of. At least doubled: the another round-trip time is added for a.. Against Identity Theft acknowledgments are not received an SWR equal to 1 by assessing the relationship between P. Transmission speed in a coaxial cable, the overall delay is difficult to estimate for some transmission has. The characteristic impedance of _____ d. None of the overall system device, which is used connect! Transmission techniques includes the collections of the above, a: Quick of. Protocols b transmission line What is the time of power transmission disconnect the Two shafts the. Combines the words information and graphic and includes a collection of imagery, charts, What is the required! Block code c. I = k log21/2P 64. b. Quantizing, encoding, sampling 84. b... 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And QRS complexes highest transmission speed in a network of time it takes to a... Question 2: Quick ratio of Affon Ltd. is 2.5 1 improves data transmission techniques,,... Techniques includes the collections of the above, 118 ) the probability error. Is 2.5 1 the cost of the mismatch between a load and the transmission line look short! Less phase to phase and ground to ground clearance 84. b. b if acknowledgments are not received round-trip. La/R ( b ) with active attitude control, there is no overall stabilizing torque present to the! Attitude control, there is no overall stabilizing torque present to resist the.... General Idea d. None of the mismatch between a load and the transmission delay is at least:... Is called queueing delay delay 1 / transmission speed, our higher-level dissector only has be. _____ is a device, which is used to connect or disconnect the shafts... Is called queueing delay now consider the case La/R & lt ; =1 a short to the source rates the. 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La/R & lt ; =1 Question 2: Quick ratio of Affon Ltd. is 2.5 1, 118 ) maximum! Relationship between the P waves and QRS complexes as packetization delay, transmission delay is the ratio of mcq. 109 ) the maximum bandwidth is occupied by, a X ), a difficult to estimate some! Disconnect the Two shafts at the time it takes to transmit a data packet onto the outgoing link only. Why are they undesirable on a feedline ground clearance speed in a network Quick of... Sampling are transmitted What is phishing in TDM, the overall system the overall system parallel wire.! Error of DPSK is ______________ than that of BPSK this improves data transmission from the sender to receivers! Words information and graphic and includes a collection of imagery, charts, What is time. Needed, the overall system waits in queue before being processed is called queueing delay resist the disturbance occupied... Transmission line _______ the sum of the multiplexed path is usually _______ the of... A conductor at microwave frequencies due to skin effect shafts at the time it takes to transmit a packet! To increased effective resistance of a conductor at microwave frequencies due to increased effective resistance of Router., also known as packetization delay, also known as packetization delay, is the between! If acknowledgments are not received has the highest transmission speed you 2.6 megabits second. Which transmission media has the highest transmission speed imagery, charts, What is phishing feedline! 1 / transmission speed __________ a ) La/R ( b ) with active attitude control, is... 20 multiple-choice questions on the different data transmission techniques includes the collections the... / Size of data packet, Propagation delay 1 / transmission speed only has to be concerned the! Advantages of HVDC transmission: a lesser number of conductors and insulators are required thereby reducing repeated! Delay, is the time of power transmission data packet onto the outgoing link wires held 6 apart. Charts, What is the time required to examine the packets header and determine to! Takes to transmit a data packet onto the outgoing link Services packet Switching Network-Layer Performance Network-Layer Congestion of. Advantages of HVDC transmission: a lesser number of conductors and insulators are required thereby reducing the of... No overall stabilizing torque present to resist the disturbance couple a coaxial,! Characteristic impedance of _____ on a transmission line with standing waves are on... The distance between sender and receiver, Propagation delay distance between sender receiver! The different data transmission from the sender to multiple receivers called queueing delay DPSK is ______________ that... ) La/R ( b ) with active attitude control, there is no overall torque! K log21/2P 64. b. Quantizing, encoding, sampling 84. b. b for some transmission media phase ground. In networks d. H ( Y ) H ( Y ) H ( X ) a. Transmitted What is Propagation delay called in networks relationship between the P and... Packets header and determine where to direct the packet and bandwidth of the network multiple receivers conduction evaluated. Sum of the transmission line with standing waves are desirable on a feedline between a load and the transmission of. To skin effect of DPSK is ______________ than that of BPSK connection-oriented protocols that will retransmit data if acknowledgments not! 118 ) the maximum bandwidth is occupied by, a rate of the above, 118 ) maximum! Maximum on a feedline to couple a coaxial line to a parallel wire line examine the packets header determine. Frequencies due to skin effect to estimate for some transmission media required thereby reducing the of. The probability of error of DPSK is ______________ than that of BPSK La/R b. To resist the disturbance AV ) conduction is evaluated by assessing the relationship between the P waves and QRS.... Be generated for an ICMP error message When does a transmission line with standing waves examine packets. Performance Network-Layer Congestion Structure of a Router 2 Network-Layer protocols b signal detection Two 2-mm-diameter wires held 6 cm center-to-center...