GSM in Mobile Communication

What does GSM stand for in mobile communication?

• Global System for Mobile communication

• Global Service Management

• Global Signal Modulation

• General System for Mobile

Which frequency bands does GSM operate on?

• 900 MHz and 1800 MHz

• 1000 MHz and 2200 MHz

• 800 MHz and 2100 MHz

• 700 MHz and 1900 MHz

What is the purpose of SIM cards in GSM technology?

• SIM cards are used for GPS tracking in GSM technology

• SIM cards are designed to enhance battery life in GSM technology

• SIM cards serve the purpose of uniquely identifying subscribers, storing user data, and authenticating users on the GSM network.

• SIM cards are responsible for encrypting voice calls in GSM technology

Identify statement which is not practical applications of GSM

• Used in mobile telephony and global communication.

• Cell splitting is the process of dividing a congested cell into smaller cells to increase capacity and improve network performance.

• Plays a role in navigation systems and location-based services.

• Vehicle tracking and emergency services.

What are the main advantages of using GSM technology in mobile communication?

• Inconsistent coverage, low voice quality, no security features, challenging device switching with SIM cards

• Wider coverage, better voice quality, improved security features, and easy device switching with SIM cards.

• Limited coverage, poor voice quality, lack of security features, difficult device switching without SIM cards

• Narrow coverage, average voice quality, minimal security features, complicated device switching with SIM cards