Cellular Mobile Communication MCQ

1. Which layer of the GSM architecture is responsible for encryption and decryption of user data?a) Physical Layerb) Data Link Layerc) Network Layerd) Ciphering Layer … Read more

1. What is frequency management primarily concerned with? a) Allocating frequencies for mobile devicesb) Maximizing the utilization of available frequency spectrumc) Minimizing the number of … Read more

1. Which type of interference occurs when signals from adjacent frequency channels interfere with each other? a) Near-end-far-end interferenceb) Cross-talkc) Adjacent channel interferenced) UHF TV … Read more

1. What is cochannel interference reduction primarily aimed at achieving? a) Increasing data transmission speedb) Enhancing signal strengthc) Improving network coveraged) Reducing signal interference Answer: … Read more

1. Which factor significantly affects signal propagation over water or flat open areas? a) Foliage lossb) Terrain elevationc) Atmospheric conditionsd) Humidity levels Answer: b) Terrain … Read more

1. What is a fundamental characteristic of cellular mobile systems? a) Fixed coverage areasb) Continuous frequency allocationc) Limited mobilityd) Shared channel access Answer: b) Continuous … Read more