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Thursday, July 28, 2016

IGNOU MCTE-020 Global System for Mobile Communication 2015 Question Paper

IGNOU Old Question Paper 2015
Term-End Examination
June, 2015 00321
Time : 3 hours Maximum Marks : 100
Note : Answer any five questions. All questions carry equal marks.
1. What is Mobile Subscriber Identity Module  (SIM) ? Explain Authentication key process. 20
2. Explain "GSM" security and the issues related to it. 20
3. Describe Visitor Location Register (VLR). Explain the primary functions of VLR. 20
4. Explain Cellular Radio System. Describe Cellular Network planning and optimization. 20
5. What is a GSM Network ? Describe the Architecture of the GSM Network. 20
6. Differentiate between GSM and GPRS. Describe the supplementary services provided by GSM. 20
7. Explain the following : 10+10=20
(a) Open BTS
(b) Handoff in a Cellular System
8. Write short notes on any two of the following : 10+10=20
(a) SMS
(b) GSM Frequency Bands
(c) International Mobile Equipment Identity (IMEI)
(d) Echo Cancellation

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