GSM: Global System for Mobile Quiz

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What is the purpose of the IMEI database mentioned in the text?

Tracking stolen or unauthorized mobile devices (correct)

Configuring network software

Encrypting subscriber conversations

Handling performance supervision

Which algorithm is used in GSM for authentication?

A8 algorithm

A3 algorithm (correct)

A5 algorithm

B2 algorithm

What does the SIM card in GSM contain?

Microprocessor chip for security computations (correct)

Encryption keys for call establishment

Frequency Control Channel data

Subscriber personal data in plaintext

Which of the following is NOT a mechanism embedded in voice-oriented wireless networks?

Encryption of subscriber conversations Signup and view all the answers

What is the primary function of the Operation and Maintenance Centre (OMC) mentioned in the text?

Centralized operation of system units and maintenance functions Signup and view all the answers

In GSM, what does TMSI stand for?

Temporary Mobile Subscriber Identity Signup and view all the answers

What is the responsibility of the Relay layer in the SMS architecture?

Forwarding SMS Protocol Data Units (PDUs) through the Link Layer Signup and view all the answers

In GSM, when is the SDCCH used for sending Short Messages (SMs) to a mobile station?

When the mobile station is in idle state Signup and view all the answers

Which layer in the SMS architecture can generate and display alphanumeric messages?

Application layer Signup and view all the answers

What is a major problem faced in providing mobile applications on cellular networks according to the text?

Lack of resources like bandwidth and processing power Signup and view all the answers

Which channel is used in GSM for call set-up and maintenance when a mobile station is in active state?

Dedicated Control Channel (DCCH) Signup and view all the answers

What happens if a Mobile Station (MS) is in active state in GSM?

SMS are transmitted in time slots over the air interface Signup and view all the answers

What is the purpose of the Broadcast Control Channel (BCCH) in GSM?

To carry system information such as location area identity and cell identity Signup and view all the answers

Which channel is responsible for handling the initial call setup and call establishment in GSM?

Dedicated Control Channel (DCCH) Signup and view all the answers

What is the function of the Frequency Correction Channel (FCCH) in GSM?

Carry synchronization information to maintain frequency accuracy Signup and view all the answers

Which technology enables packet-switched data transmission over cellular networks in GSM?

Cellular Digital Packet Data (CDPD) Signup and view all the answers

What is the primary purpose of the Base Transceiver Station (BTS) in a GSM system architecture?

To provide radio coverage and interface with mobile devices Signup and view all the answers

In a GSM network, what does PLMN stand for?

Public Land Mobile Network Signup and view all the answers

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