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";s:4:"text";s:18833:"Broadcast Televisioniii. Which of the following is/are the examples of guided transmission media?i. A kind of recording used in facsimile. RSSI (Received Signal Strength Indicator) is a common measurement, but most WiFi adapter vendors handle it differently, as it isn't standardized. Wireless networking, or Wi-Fi, can be used to connect computers in a home, and many cities are using the technology to offer free or low-cost Internet access to residents. Some adapters use a scale of 0-60, and others 0-255. tion in WSNs are RSSI (Received Signal Strength Indicator), PRR (Packet Reception Ratio), SNR (Signal to Noise Ra-tio), and LQI (Link Quality Indicator) [14]. 4. Following is the list of multiple choice questions in this brand new series: P 44. The base request the MTSO to try and find a better cell site. Fading of the received radio signals in a mobile communication environment occurs because of ….. A) Direct propagation B) Multipath Propagation C) Bi-path Propagation D) None of the above, 13. Which of the following is/are the main part(s) of the basic cellular system. A) TDMA B) CDMA C) FDMA D) FGMA, 16. PART 1: MCQ from Number 1 – 50 Answer key: PART 1. Attenuation, distortion, and noise MCQs. Increase the radio power It is the function of timeii. A) Fixed and wired. A) True, False B) False, True C) False, False D) True, True, 14. A. State whether True of False. What Is Fuzz Testing And How Can Your Business Benefit? A. A digital identification associated with a cellular system. Noise Level. Data rate depends upon which of the following factors?i. Infrared WaveA) i and ii onlyB) ii and iii onlyC) i and iii onlyD) All i, ii and iii, 10. 22. 10. TACS is a cellular system with ______ channels. Also provides professionals with materials for their lectures and practice exams. Shannon capacity MCQs. A passive _________ is an electronic device which reduces signal strength by a specified amount in dB. The signals designed to keep the receivers and transmitters aligned. Throughput, propagation speed, and propagation time ,wavelength of a frequency MCQs. A device that converts a 2-wire circuit to a 4-wire circuit. They are distinguished by their Doppler shifts at the mobile. The resistance limit for No. B. The circuit is used to suppress the unwanted channel noise when there is no reception by the receiver. A antenna which attempts to direct all its energy in a particular direction is called as a …………. In wireless communication systems, the direct signal and the reflected signals form an interference pattern resulting in a received signal given by the sum of these components. Bit rate (number of bits per second) and bit interval (duration of 1 bit) MCQs. In ……………. The _______ in an FM receiver causes a stronger signal to dominate over a weaker signal on the same frequency. Wireless Security MCQs. Strong signal strength results in more reliable connections and higher speeds. D) circuit switching. Frequency Spectrum is divided into smaller spectra and is allocated to each user. Practice these MCQ questions and answers for preparation of various competitive and entrance exams. 1) The area covered by one Transmitter in a GSM network is called _____? Text and integers are examples of digital data.A) i-True, ii-TrueB) i-True, ii-FalseC) i-False, ii-TrueD) i-False, ii-False, 7. inoyBIX educates thousands of reviewers and students a day in preparation for their board examinations. ANSWER: Power delay of the channel. The signal strength is the wireless signal power level received by the wireless client. A piece of wire with a thick insulating material that serves to protect the conductive materials from damage in the event the wire is dropped. Supervisory Audio Tone (SAT) has _______ frequency. Theoretical and empirical models are used to translate the difference (in dB) between the transmitted signal strength (assumed known) and the received signal … 21. This set of MCQ on wireless mobile communication includes multiple-choice questions on the fundamentals of wireless mobile communication technology. The mobile antenna receives a large number, say N, reflected and scattered waves. PART 5: MCQ from Number 201 – 250 Answer key: PART 5. ______ theory is deciding between a set of hypothesis when given a collection of imperfect measurements. Spectrum ,bandwidth of a signa MCQs. The closer the value is to 0, the stronger the signal. 47. 20. B. A) TDMA B) CDMA C) FDMA D) FGMA, 15. 19. B. Kullback principle of minimum discrimination, 29. tudes of 3 and 2. A. Also explore over 27 similar quizzes in this category. Since the parameters associated with these components are slowly varying, the fading coefficients can be accurately predicted far ahead. 6. This is the power ratio in decibels (dB) of the measured power referenced to one milliwatt. 7 layers OSI Model MCQs. Help me go forward with the same spirit. One steady heterodyne will appear in the AM output, C. Only the stronger will appear in the AF output, D. Neither signal will be intelligence unless the weaker signal is at least 10 times, 40. Datalink layer OSI Model MCQs. You can help by adding to it. the received power measured on each subcarrier for individual antennas and under SEL and MRC diver-sity, normalized to the strongest subcarrier power. When a line and a load are match the reflection coefficient is. 25. Level of noiseA) i and ii onlyB) ii and iii onlyC) i and iii onlyD) All i, ii and iii, 8. In ………….. 13. This section is empty. B) Octagon. It can not be expressed as a function of frequency.iii. A type of distortion a facsimile produce when it becomes out of synchronization? C) packet switching. B) 3G system. Physical Layer OSI Model MCQs. If all channels are occupied, the call Will be bl ocked. C) Fixed and wired. GSM uses what digital modulation technique? 17. ii) A land to Mobile call originates through the Telephone exchange. Read Also: Top 20 Multiple-Choice Questions on Wireless LAN, 1. The ________ of radio receiver amplify weak signal and produce a desirable intelligence at the output speaker. a) If the channels i n each cell are all ocated to the users within the cell, it will be called a s fixed channel a ssignment. A device used to measure speech volume. Practice these MCQ questions and answers for preparation of various competitive and entrance exams. A) A mobile Unit B) A cell Site C) A mobile Telephone Switching Office D) All of the above, 12. Nyquist theorem MCQs. Mobile Communication Multiple Choice Questions with Answers for competitive exams. Mobile and Wireless Network MCQs. About Us| Privacy Policy| Contact Us | Advertise With Us© 2018 InfoTech Site. – Represent average values (local mean power of area within several meters) • In general received signal strength is proportional to d-n – n: path-loss exponent – k: constant – n=2 ~ 8 in typical propagation scenarios – n=4 is usually assumed in cellular system study • Example: Free-space model –P r … MCQ quiz on Wireless Communication multiple choice questions and answers on wireless communication MCQ questions quiz on wireless communication objectives questions with answer test pdf. The desired signal strengths will vary, based on the requirements for the network. MULTIPLE CHOICE QUESTIONS – WIRELESS COMMUNICATION 1. It can pass through buildings well.A) i and ii onlyB) ii and iii onlyC) i and iii onlyD) All i, ii and iii, 11. RG-B8 cable has a loss of about ______ dB at cellular frequencies up to 15 ft. length. Attend Job interviews and college exams with these Multiple Choice Questions. (July 2010)Relay without delay channel. ………………… are typically characterized by very small cells, especially in densely populated areas. Write down the exact formula for the resulting model. MicrowaveA) i and ii onlyB) ii and iii onlyC) i and iii onlyD) All i, ii and iii, 9. Free download in PDF Wireless Communication Multiple Choice Questions and Answers for competitive exams. A simple explanation of free space loss n Isotropic transmit antenna: Radiates signal equally in all directions n Assume a point source n At a distance d from the transmitter, the area of the sphere enclosing the Tx is: A = 4pd2 n The “power density” on this sphere is: P t/ 4pd2 n Isotropic receive antenna: Captures power equal to the density times the area of the Which of the following is/are the advantages of microwave transmission?i. Radio Waveiii. Read Next: Top 20 Objective Questions on Wireless Data TransmissionRead More: Computer Networking MCQ Questions Collections. 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