Q. In a GSM architecture, which system provides Authentication and Encryption services?

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Q. In a GSM architecture, which system stores the IMEI numbers of all working mobile phones under the network?

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Q. What are the types of lists maintained by EIR (Equipment Identification Register)?

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Q. Choose a correct statement about EIR list of IMEIs.

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Q. Mobile calls to or from Fixed Networks (Landlines) are handled by ________ .

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Q. Each cell in a GSM network has

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Q. A group of cells in a GSM network has a _________ number.

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Q. A single MSC or VLR can have many ______ .

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Q. Total area served by one network operator is called ______ .

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Q. What is DTX or Discontinuous Transmission in a GSM network?

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Q. Which technique of GSM Architecture tells the mobile to advance it's transmission bursts (data) so that overlap with other bursts may be avoided at channel?

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Q. Timing Advance (TA) deals with

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Q. What is OSS in a GSM architecture?

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Q. Choose a correct statement about OSS system in GSM architecture.

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Q. Radio interface between Mobile Station and BTS is also called _____ .

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Q. Power control feature in a GSM network works on the _______ side.

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Q. Power control feature aims at receiving all bursts of transmission at _______ power level.

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Q. Discontinuous Reception in a GSM network is aimed at saving __________ power.

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Q. Discontinuous Reception is implemented with _______ in a GSM network.

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Q. What is the problem with Multipath traversal of radio signal between a Mobile and a BTS?

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