This set of Wireless & Mobile Communications Multiple Choice Questions & Answers (MCQs) focuses on “Diffraction”. 1. Diffraction occurs when radio path between Tx. And Rx. Is obstructed by ____________ a) Surface having sharp irregularities b) Smooth irregularities c) Rough surface d) All types of surfaces 2. At high frequencies, diffraction does not depends on … Read more
This set of Wireless & Mobile Communications Multiple Choice Questions & Answers (MCQs) focuses on “Reflection”. 1. Which of the following mechanism do not impact propagation in mobile communication system? a) Reflection b) Diffraction c) Scattering d) Refraction 2. What is the dimension of object as compared to wavelength of propagating wave when reflection occurs? … Read more
This set of Wireless & Mobile Communications Multiple Choice Questions & Answers (MCQs) focuses on “Free Space Propagation Model”. 1. The mechanism behind electromagnetic wave propagation cannot be attributed to ___________ a) Reflection b) Diffraction c) Scattering d) Sectoring 2. The propagation model that estimates radio coverage of a transmitter is called ___________ a) Large … Read more
This set of Wireless & Mobile Communications Interview Questions and Answers for freshers focuses on “Improving Coverage and Capacity in Cellular Systems”. 1. Which of the following techniques do not help in expanding the capacity of cellular system? a) Sectoring b) Scattering c) Splitting d) Microcell zone concept 2. ________ uses directional antennas to control … Read more
This set of Wireless & Mobile Communications Multiple Choice Questions & Answers (MCQs) focuses on “Trunking and Grade of Service”. 1. What is the concept for accommodating a large number of users in a limited radio spectrum? a) Grade of service b) Trunking c) Multiplexing d) Multitasking 2. On termination of call, the occupied channel … Read more
This set of Wireless & Mobile Communications Multiple Choice Questions & Answers (MCQs) focuses on “Interference and System Capacity”. 1. Which of the following is not a source of interference? a) Base station in a different cluster b) Another mobile in same cell c) A call in progress in neighbouring cell d) Any BS operating … Read more
This set of Wireless & Mobile Communications Multiple Choice Questions & Answers (MCQs) focuses on “Handoff Strategies”. 1. What is the condition for handoff? a) A mobile moves into a different cell while in conversation b) A mobile remains in the same cell while in conversation c) A mobile moves to different cell when idle … Read more
This set of Wireless & Mobile Communications Multiple Choice Questions & Answers (MCQs) focuses on “Channel Assignment Strategies”. 1. Which of the following is not an objective for channel assignment strategies? a) Efficient utilization of spectrum b) Increase of capacity c) Minimize the interference d) Maximize the interference 2. The choice of channel assignment strategy … Read more
This set of Wireless & Mobile Communications Multiple Choice Questions & Answers (MCQs) focuses on “Frequency Reuse”. 1. Cellular concept replaces many low power transmitters to a single high power transmitter. a) True b) False 2. Why neighbouring stations are assigned different group of channels in cellular system? a) To minimize interference b) To minimize … Read more
This set of Wireless & Mobile Communications Questions and Answers for Freshers focuses on “Bluetooth and Personal Area Networks (PANs)”. 1. Which of the following is not an open standard? a) Bluetooth b) WWW c) HTML d) VPN 2. What is the nominal range of Bluetooth? a) 1 Km b) 10 m c) 1 m … Read more
