D2D and M2M Communications MCQS
1. What is the primary objective of extending 4G D2D standardization to 5G? a) To increase latency in communicationb) To enhance network capacity and efficiencyc) … Read more
1. What is the primary objective of extending 4G D2D standardization to 5G? a) To increase latency in communicationb) To enhance network capacity and efficiencyc) … Read more
1. What is a fundamental requirement for transmission over 5G networks? a) High latencyb) Low bandwidthc) High spectral efficiencyd) Low reliability Answer: c) High spectral … Read more
1. Which of the following best describes a key requirement for modeling 5G wireless propagation channels? a) Static environmentsb) Narrowband scenariosc) High mobility scenariosd) Low … Read more
1. What is the primary difference between 4G LTE and 5G technology? a) 5G offers lower data speeds compared to 4G LTE.b) 5G has lower … Read more
1. Which of the following is NOT a common optical network topology?a) Ringb) Meshc) Stard) Linear Answer: d) Linear Explanation: Optical networks commonly employ ring, … Read more
1. What type of optical receiver is commonly used in direct detection?a) Coherent receiverb) Avalanche photodiode receiverc) PIN photodiode receiverd) Quantum dot receiver Explanation: The … Read more
1. Which of the following semiconductor devices emits coherent light?a) LEDb) Phototransistorc) LASER dioded) Photodiode Answer: c) LASER diodeExplanation: LASER diodes emit coherent light due … Read more
1. What is the primary cause of signal degradation in optical fibers? a) Attenuationb) Dispersionc) Interferenced) Reflection Explanation: The correct answer is (b) Dispersion. Signal … Read more
1. Which model describes light as a stream of particles? a) Ray modelb) Wave modelc) Particle modeld) Photon model Answer: c) Particle model Explanation: The … Read more
1. Which of the following best describes a stochastic process? a) A predictable sequence of eventsb) A random process involving the evolution of a system … Read more