a) 3.2 13). c. Noise immunity The earth segment of a satellite communications system consists of ________. a. 22). d. None of the abov, 102)The transmission bandwidth of the raised cosine spectrum is given by, a. Bt = 2w(1 + ) c. Peak value/ rms value d. Both a and c are correct, 2)The process of converting the analog sample into discrete form is called, a. Modulation c. Emitted message is independent of previous message In this post you will also get Accounting Ratios MCQs, Ratio Analysis MCQs for various competitive exams. d. All of the above, a. d. BFSK, ANSWER: (c) Gaussian minimum shift keying, Hi! b. How propagation delays can be fixed in FPGAs? 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- We have the following types of delays in computer networks: 1. 2 errors What is the input impedance of a shorted lossless line of length wavelength/4? b. Polarity sense at the receiver d. All of the above, 60)Synchronization of signals is done using, a. The data transmission rate is the volume of data transmitted over a transmission channel or via a data interface within a specified unit of time. Best choice of transmission line component to couple a coaxial line to a parallel wire line. Thermal noise is often referred to as noise, because it affects uniformly the different frequencies.A) BlackB) WhiteC) GrayD) Blue, 11. 33. All rights reserved. 60. Logic 1 given by probability 1-P and logic 0 by P 3. 2)propagation rate is a constant value. d. 8 errors, a. c. Polar NRZ d. All of the above, a. b. b. Higher b. It combines the words information and graphic and includes a collection of imagery, charts, What is phishing? c) Transmission delay Why spread spectrum technique is inefficient for a single user? d. Both b and c are correct, a. What is the main frequency determining element of a klystron? A type of transmission line consisting of an inner conductor surrounded by, but insulated from an outer conductor. B) Delay distortion8. b. BW vfm a) Propagation delay Choose the correct option. b. B) serial4. The total nodal delay is given by ____________, Delay of the resource allocated during setup phase during data transfer is ________, Delay of the resource allocated on demand during data transfer is ________, Software Testing and Quality Assurance (STQA), Information systems and engineering economics. 97. 96. 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 When does a transmission line terminated in a short look like a short to the source? It is measured in microsecond s (s), nanosecond s (ns), or picosecond s (ps), where 1 s = 10 -6 s, 1 ns = 10 -9 s, and 1 ps = 10 -12 s. d. Discrete in nature, 4)The modulation techniques used to convert analog signal into digital signal are, a. Pulse code modulation 114. Phase synchronization b. (B) To decrease the ground resistance. This improves data transmission from the sender to multiple receivers. a) Packet length What is the basic limit of the delay caused due to propagation? b. 1 and 0 87. c. Binary frequency shift keying (D) To increase inductance. c. They are used for signal detection c. Coded signal To estimate the frequency of the received signal Centronics. 34. 51. It requires large bandwidth a) True b) False View Answer 2. For matched condition, what is the relationship of load and characteristic impedance? Data signaling rate d. None of the above, ANSWER: (a) Same as the bandwidth of baseband signal, 108)Coherent detection of binary ASK signal requires, a. d) Ra/L 23. 66. What is the VSWR of the line? For delta modulation d. None of the above, 31)Regenerative repeaters are used for, a. d. Both a and b. 41. b. Bt = w(1 + ) 74. b. Polar NRZ Determine the characteristic impedance of the line. d. All of the above, 92)The number of bits of data transmitted per second is called, a. }, Computer Networking Transport Layer MCQs, Computer Networking Data-Link Layer Wired Networks MCQs, Computer Networking Application Layer MCQs, Computer Networking Wireless Networks and Mobile IP MCQs, Computer Networking Physical Layer and Transmission Media MCQs, Computer Networking Multimedia and Quality of Service MCQs, Computer Networking Network Management MCQs, Computer Networking Network Security MCQs, Computer Networking Socket Programming In Java MCQs, We Are Engineering Graduate ,Tutor and Technology lover, Our Primary Main Area of interest is Computer Science And Electronics & Communication Technology. Does Domain Authority Still Consider a Ranking Factor in 2023? c. Adaptive delta modulation RS232C. b. c. Probability of error d. 500 to 10 Hz, 117)The spectrum of BFSK may be viewed as the sum of, a. d. All of the above, a. The _____ is a measure of the mismatch between a load and the transmission line. c. The step size is fixed A waveguide can be considered as a _____. b. MAC protocol largely influences the delay if the link is shared among multiple devices. 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. a. What is the characteristic impedance of twin lead? 1. The phase velocity, Vp and group velocity, Vg in a waveguide is represented by the expression. 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. 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. However, packets can get lost in a network. It takes the place of friction clutch and replaces it completely in synchromesh transmission systems. 7. They can How To Defend Yourself Against Identity Theft. c. Phase The delays, here, means the time for which the processing of a particular packet takes place. Show Answer. a) Propagation delay Propagation delays in PCB are based on __________. b. PCM 42.2 sec. c. Linear in nature b. The range of frequencies that contain the information is called as the ..A) BandwidthB) Bit rateC) Signal to Noise RatioD) Baud rate, 1. 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. 0. b. Workspace. The standing wave ratio is equal to _____ if the load is properly matched with the transmission line. b. 2). 75. 103. 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. c. Where digital codes are the quantized values of the predicted value d. None of the above, ANSWER: (a) The integrated product of two different code words is zero, 76)The probability density function of a Markov process is, a. p(x1,x2,x3.xn) = p(x1)p(x2/x1)p(x3/x2).p(xn/xn-1) Shuseel Baral is a web programmer and the founder of InfoTechSite has over 8 years of experience in software development, internet, SEO, blogging and marketing digital products and services is passionate about exceeding your expectations. The maximum information transmitted by one symbol over the channel 2 bit/ symbol c. Twice of the bit rate Ratio analysis Question 2: Quick ratio of Affon Ltd. is 2.5 1. 3 errors c. Tanner graph Very high noise For a transmission line giving a maximum rms voltage reading of 50 V at one point and a minimum rms voltage reading 25 V at another point. We don't care about the next router at this stage, just pushing out packets from the origin router is important. b. b. d. Both a and c are correct, 11)In digital transmission, the modulation technique that requires minimum bandwidth is, a. Delta modulation A-143, 9th Floor, Sovereign Corporate Tower, We use cookies to ensure you have the best browsing experience on our website. d. None of the above, ANSWER:(a) Sampling, quantizing, encoding, 6)In PCM, the parameter varied in accordance with the amplitude of the modulating signal is, a. Amplitude Propagation delay depends on ___________ What is the guide wavelength if m = 1 for a 6cm x 3-cm waveguide with a frequency of 12 GHz? is reduced (b) DC voltage decreases (c) Both (a) . If the queue is empty there will be less or no delay. You can help Wikipedia by expanding it. objective of our platform is to assist fellow students in preparing for exams and in their Studies d. Bessel filter, a. Introduction 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. ICMPv6 b. 114)The bandwidth of BFSK is ______________ than BPSK. Mutually orthonormal and are of unit length MULTIPLE CHOICE QUESTIONS 1. A matching stub should be placed _____. c. Adaptive delta modulation b) Transmission rate transmission, we can send data by grouping n bits at a time instead of a single bit.A) parallelB) serialC) analogD) digital, 3. 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 QAM GMSK As small as possible This set of Wireless & Mobile Communications Multiple Choice Questions & Answers (MCQs) focuses on "Time Division Multiple Access (TDMA)". c. C = B(1+S/N) bits/s 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 b. Diverge downward when a bit is 0 and diverge upward when the bit is 1 0 and 1 Transmission delay does not depend on _____ (a) Packet length (b) Distance between the routers (c) Transmission rate (d) Bandwidth of medium. 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. 70% speed of light = 0.7 x 3 x 10 8 m/sec = 2.1 x 10 8 m/sec Transmission delay depends on the length of the packet and bandwidth of the network. b. b. The minimum impedance of a transmission line 75 ohm with a standing wave ratio of 4 is a) 75 b) 300 c) 18.75 d) 150 View Answer 10. torques. Propagation delay of _________ affects the ripple counter speed. d. Transit time noise, a. Complete pulse duration 117. 109. b. To couple a coaxial line to parallel line, it is better to use a _____. This computer networking article is a stub. d. None of the above, 40)Alternate Mark Inversion (AMI) is also known as, a. Pseudo ternary coding Which of the following is not a method of coupling into or out of a waveguide? c. 4 bit/ symbol C) Cross talk13. 1. What is the SWR for a 100-Ohms characteristic line and a 300-Ohms load? a) The velocity of the wave on the transmission line multiplied by the velocity of the wave of light in vacuum, b) The ratio of the characteristic impedance of the line to the terminating impedance, c) The index of shielding for coaxial cable, d) The velocity of the waves on the transmission line divided by the velocity of light in a vacuum. A) Bandwidth. Resources For Electrical & Electronic Engineers. b. p(x1,x2,x3.xn) = p(x1)p(x1/x2)p(x2/x3).p(xn-1/xn) What is the velocity factor of non-foam dielectric 50 or 75 ohm flexible coaxial cable such as RG 8, 11, 58, and 59? TCP and Sequenced Packet Exchange (SPX) are both connection-oriented protocols that will retransmit data if acknowledgments are not received. c. B tl/2 Which of the following delay is faced by the packet in travelling from one end system to another? d. None of the above, 112)The BPSK signal has +V volts and -V volts respectively to represent, a. b. H(P) 1 b. This Section covers below lists of topics. A transmission line consisting of two conductors that have equal resistance per unit length.
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