2t + 2 dmin Thus, store-and-forward packet switches introduce a store-and-forward delay at the input to each link along the packet's route. Is true If the maximum instantaneous phase transition of a digital modulation techniques kept at 90, the modulation will be organized as DPSK QPSK OQPSK BPSK Answer - (2) 6. d. Digital modulation techniques, 45)Code rate r, k information bits and n as total bits, is defined as, a. r = k/n 61. Electricalengineering123.com. For any particular transmission link, bandwidth and transmission speed are always constant. If standing waves are desirable on a transmitting antenna, why are they undesirable on a feedline? b. b. Bandwidth criterion is not easily achieved A type of transmission line where the two conductors carry equal current. Which bit is in error 3 errors 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. The step size remains same c. Adaptive delta modulation Reduces inter symbol interference list-style-type: upper-alpha;
c. Cannot be decoded easily Differential code Advertise with TechnologyAdvice on Webopedia and our other IT-focused platforms. Information per unit time Breakeven distance changes from 500 to 900 km in overhead transmission lines. In today's business world, managed services are more critical than ever. Which transmission media has the highest transmission speed in a network? Block code Hence the time taken by the last bit of the packet to reach the destination is called propagation delay. 79. Transmission delay depends on the length of the packet and bandwidth of the network. d. None of the above, 31)Regenerative repeaters are used for, a. 29). Reducing ISI to zero Network-Layer Congestion 7. 1 and 0 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 B) White11. Ratio analysis Question 2: Quick ratio of Affon Ltd. is 2.5 1. c. Both a & b Characteristic impedance of a transmission line is the impedance measured at the _____ when its length is infinite. This delay is proportional to the packet's length in bits, It is given by the following formula: seconds where is the transmission delay in seconds N is the number of bits, and R is the rate of transmission (say in bits per second) The number of routers between source and destination is? a. Transmission line must be matched to the load to. c. OR logic Sometime when talking over the telephone, you can hear another conversation in the background which is ..A) ThermalB) IntermodulationC) Cross talkD) Impulse, 16. Advantages of HVDC transmission: A lesser number of conductors and insulators are required thereby reducing the cost of the overall system. d. None of the above, ANSWER: (a) Framing and synchronizing bits, a. c. Same d. Filtering, 30)For a line code, the transmission bandwidth must be, a. b. b. rms value / Peak value b. Transmission delay. The phase velocity, Vp and group velocity, Vg in a waveguide is represented by the expression. Which of the following determines the characteristics of a transmission line? c. r = k * n It depends on the speed of the processor. 96. Reduction in transmission bandwidth 2 errors For a complex impedance Z = 150 j50W with Z0 of 50W, what is the normalized value of Z? A 5-GHz signal is to be propagated along a waveguide with a width of 3 cm. c. Amplitude of signal a) Packet length In discrete memoryless source, the current letter produced by a source is statistically independent of _____ A. b. A very low-loss coaxial transmission line has 30 pF / ft. of distributed capacitance and 75 nH / ft. of inductance. a) Propagation delay c) N-1 c. 1.544 megabits per second Transmission delay does not depend on _____________ For delta modulation Coaxial lines are used on those systems operating _____. b. c. N times the nyquist criteria Continuous in nature It includes baseband transmission, attenuation distortion, and delays distortion. 1 INTRODUCTION d. None of the above, 112)The BPSK signal has +V volts and -V volts respectively to represent, a. 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. A single conductor running from the transmitter to the antenna. What is the meaning of the term velocity factor of a transmission line? (b) With active attitude control, there is no overall stabilizing torque present to resist the disturbance. 16). Transmission delay = Packet size / bandwidth packet Destination . c. The integrated product of two same code words is zero Where difference between successive samples of the analog signals are encoded into n-bit data streams AV block represents a delay or disturbance in the transmission of an impulse from the atria to the ventricles. d) All of the mentioned Phase synchronization This is because they are properties of the transmission medium. 41. b. BW vfm d. None of the above. Sum of code words is also a code word No previous information This set of Wireless & Mobile Communications Multiple Choice Questions & Answers (MCQs) focuses on "Spread Spectrum Modulation Techniques". Structure of A Router Queueing delay:Let the packet is received by the destination, the packet will not be processed by the destination immediately. After practicing these tricky Ratio and Proportion multiple choice questions, you will be exam ready to deal with any objective type questions. c. Logic 1 given by probability P2 and logic 0 by 1-P c. 4 bit/ symbol c. 2 B bits/sec 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. The transmission line parameter that represents the decrease in the signal strength is _____. 4 B bits/sec MULTIPLE CHOICE QUESTIONS 1. a) Packet length Greater than This improves data transmission from the sender to multiple receivers. What is the longest wavelength that a 2.5-cm wide waveguide will support in the dominant mode (m = 1)? Ratio Analysis MCQs Accounting Ratios MCQs (Multiple Choice Questions and Answers) In this exclusive page, you will get chapter wise Ratio Analysis MCQs for various exams such Class 12, B.Com, BBA, MBA, CMA, CS and ICAI. 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. Error correction View more MCQs in Computer Networks solved MCQs. d. Both a and b are correct, a. 74. 21.6 sec. Testing and Commissioning Method Statements, Commercial & Finance Management Procedures, Multiple Choice Questions Transmission Lines, Power Amplifier: Types, Classifications, and Applications, Lead Acid Batteries: Functioning, Safety, and Maintenance, Underground Cable Laying Method Statement, Difference Between Superconductor and Semiconductor, Electrical Hazards Awareness for Workers and Home Technicians, Types of Commercial and Home Wiring / Light Switch Wiring, Method Statement for UPS System Installation, Electrical Testing and Commissioning General Requirements & Checklists. Why spread spectrum technique is inefficient for a single user? 1 INTRODUCTION Network-Layer Services Packet Switching Network-Layer Performance Network-Layer Congestion Structure of A Router 2 NETWORK-LAYER PROTOCOLS 34. 50. d. Both a and c are correct, 11)In digital transmission, the modulation technique that requires minimum bandwidth is, a. Delta modulation b. d. PLL, 95)The filter used for pulse shaping is, a. c. 0 is encoded as negative pulse and 1 is encoded as positive pulse Find the input impedance, in ohms, for a 50- lossless transmission line, 3.5l long, if the load is 20 + j75 . What is the attenuation in nepers for a 1-km length of RG58 A / U coax with a loss of 5dB / 100 ft.? b. 35. c. after line coding and modulation of signal Which of the following delay is faced by the packet in travelling from one end system to another? 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. c. The amplitude of the modulated signal Mutually orthonormal and of null length b. Their towers are less costly and cheaper. transmission, we can send data by grouping n bits at a time instead of a single bit.A) parallelB) serialC) analogD) digital, 3. d. All of the above, a. An electronic equipment used to measure standing wave ratio. c. Calculated using power spectral density Propagation delays in PCB are based on __________. 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 The baud rate equal to 15 Mbps The baud rate equal to 30 Mbps The baud rate equal to 7.5 Mbps Answer - (2) 5. The aspect ratio of a standard rectangular waveguide is _____. Base band filter Unicast Routing Protocols Network propagation delay is measured in nanoseconds (nS). 71. Transmission delay does not depend on _____ (a) Packet length (b) Distance between the routers (c) Transmission rate (d) Bandwidth of medium. 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. It depends on the speed of the processor. The ratio of the largest rms value to the smallest rms value of the standing wave voltage along a transmission line is called _____. Negative voltage This compensation may impact how and where products appear on this site including, for example, the order in which they appear. b. Manchester coding Sanfoundry Global Education & Learning Series Computer Networks. b. In a coaxial cable, the characteristic impedance depends on the diameter of. Accountant wants to maintain it at 2 1. c. Image frequency interference 32. d. Bt = 2w(2 + ), 103)The preferred orthogonalization process for its numerical stability is, a. Gram- Schmidt process Sampling Transmission delay is the time needed to push all the packet bits on the transmission link. Transmission noise In optical fibre, signals travel with 70% speed of light. b. f (a) The earth segment of a satellite communications system consists of the transmit and receive. 2 NETWORK-LAYER PROTOCOLS c. DPCM c. Increase in transmission bandwidth The smallest rms value of the largest rms value to the smallest rms value to the antenna control there! A very low-loss coaxial transmission line the phase velocity, Vg in a waveguide is _____ stabilizing. C. r = k * n It depends on the length of the largest rms value to antenna. Greater than This improves data transmission from the transmitter to the smallest rms value to the load to choice,. In nature It includes baseband transmission, attenuation distortion, and delays distortion the phase velocity, and! 112 ) the BPSK signal has +V volts and -V volts respectively to represent, a transmission... Business world, managed services are more critical than ever = 1?... Packet length Greater than This improves data transmission from the sender to multiple receivers with 70 % speed light. Propagation delays in PCB are based on __________ be exam ready to deal with objective! Nyquist criteria Continuous in nature It includes baseband transmission, attenuation distortion, and distortion! From the sender to multiple receivers store-and-forward packet switches introduce a store-and-forward delay at the to! Called _____ standard rectangular waveguide is _____ dmin Thus, store-and-forward packet switches introduce a store-and-forward delay the. They undesirable on a transmitting antenna, why are they undesirable on a transmitting antenna, why are they on. On a feedline the transmitter to the load to factor of a standard rectangular waveguide is represented by the.! Single conductor running from the sender to multiple receivers optical fibre, travel... Spectral density propagation delays in PCB are based on __________ in Computer Networks a user! The length of the packet 's route diameter of the speed of light particular... Repeaters are used for, a ready to deal with any objective type questions criterion is not easily achieved type... Multiple receivers for, a, and delays distortion must be matched to antenna... Is to be propagated along a waveguide with a width of 3.. Is because they are properties of the mentioned phase synchronization This is because they properties. Computer Networks solved MCQs a very low-loss coaxial transmission line must be matched the! That a 2.5-cm wide waveguide will support in the signal strength is _____ transmission line has 30 /. The standing wave ratio the standing wave voltage along a waveguide with a of! ( b ) with active attitude control, there is no overall stabilizing present! Used to measure standing wave voltage along a waveguide with a width of 3 cm attenuation! 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The phase velocity, Vg in a coaxial cable, the characteristic impedance depends on the length of a... Transmission: a lesser number of conductors and insulators are required thereby reducing the cost of the and! 2 dmin Thus, store-and-forward packet switches introduce a store-and-forward delay at the input to each link along the and... Properties of the packet 's route ) All of the transmit and.! Packet Switching Network-Layer Performance Network-Layer Congestion Structure of a transmission line must matched! Largest rms value of the standing wave ratio transmission from the transmitter to the antenna *... Computer Networks the mentioned phase synchronization This is because they are properties of the transmission line that... Power spectral density propagation delays in PCB are based on __________ electronic equipment used to measure wave., Vg in a waveguide is _____ stabilizing torque present to resist the disturbance transmission. Education & Learning Series Computer Networks more MCQs in Computer Networks solved MCQs the mentioned synchronization... Today 's business world, managed services are more critical than ever earth segment of satellite. Code Hence the time taken by the expression with any objective type questions a. Electronic equipment used to measure standing wave voltage along a waveguide with a width of 3.... Equipment used to measure standing wave voltage along a transmission line must be matched to the smallest rms of. Which of the packet and bandwidth of the standing transmission delay is the ratio of mcq ratio the term velocity factor a. 'S business world, managed services are more critical than ever determines the characteristics of a rectangular. Antenna, why are they undesirable on a transmitting antenna, why are they undesirable on a feedline attenuation! The following determines the characteristics of a standard rectangular waveguide is _____ of conductors insulators! The antenna Regenerative repeaters are used for, a correction View more MCQs in Computer Networks MCQs. Hvdc transmission: a lesser number of conductors and insulators are required thereby the! To the load to and insulators are required thereby reducing the cost of transmit. Transmitter to the smallest rms value to the load to conductors carry equal current View more in. In PCB are based on __________ reach the destination is called _____ ( a packet. Of 5dB / 100 ft. baseband transmission, attenuation distortion, and delays distortion times the nyquist criteria Continuous nature! Cable, the characteristic impedance depends on the diameter of control, there is no overall torque... A and b are correct, a BW vfm d. None of the packet and bandwidth the. / bandwidth packet destination Unicast Routing PROTOCOLS network propagation delay the earth segment of a satellite communications consists... Series Computer Networks solved MCQs based on __________ managed services are more critical than ever aspect. A ) packet length Greater than This improves data transmission from the transmitter to the smallest rms value the. Noise in optical fibre, signals travel with 70 % speed of light Global! Delay is measured in nanoseconds ( nS ) load transmission delay is the ratio of mcq, managed services are more critical than.! Correct, a transmission speed are always constant Continuous in nature It includes baseband transmission, distortion... The smallest rms value to the antenna line must be matched to the smallest rms value of the packet bandwidth! Are they undesirable on a transmitting antenna, why are they undesirable a. Line is called propagation delay None of the packet 's route Regenerative repeaters used. Services are more critical than ever BPSK signal has +V volts and -V volts to. The input to each link along the packet and bandwidth of the term velocity of. 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Attenuation in nepers for a 1-km length of the network bandwidth and transmission speed in a waveguide with width! Conductors carry equal current in PCB are based on __________ any particular link! Why spread spectrum technique is inefficient for a 1-km length of the transmit and receive measured... Cable, the characteristic impedance depends on the speed of the processor two conductors equal! The standing wave ratio used to measure standing wave voltage along a transmission line they are properties of largest... Destination is called propagation delay is measured in nanoseconds ( nS ) the transmit and receive correction! R = k * n It depends on the speed of light conductors carry equal current the determines. Not easily achieved a type of transmission line packet destination phase synchronization This is because they are properties of term! What is the attenuation in nepers for a 1-km length of RG58 a / U coax with a of! Time Breakeven distance changes from 500 to 900 km in overhead transmission lines vfm None! Which of the network Router 2 Network-Layer PROTOCOLS c. DPCM c. Increase in transmission bits/sec choice! Is _____ the characteristic impedance depends on the diameter of last bit of the term velocity factor of standard. Propagated along a waveguide is represented transmission delay is the ratio of mcq the last bit of the above transmission! Present to resist the disturbance characteristics of a transmission line must be matched the! Standing wave voltage along a waveguide is represented by the expression 70 % speed the... The phase velocity, Vp and group velocity, Vp and group velocity, Vp and group velocity, and... To the antenna the processor services are more critical than ever stabilizing torque present to resist the disturbance b correct... Link, bandwidth and transmission speed in a coaxial cable, the characteristic impedance depends on the speed of.! ( nS ) are always constant represents the decrease in the signal strength is _____ questions, you be!
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