B2BT #6 19Jun2025

In planning a 5G network for a stadium, what is the biggest challenge?

• Weather conditions
• High user density and interference
• Lack of power supply
• Fiber unavailability

What is a key consideration when upgrading from 4G to 5G?

• Removing all 4G equipment
• Spectrum re-farming and densification
• Using the same frequency bands
• Reducing the number of sites

If the actual site location differs from the planned one, what should you do first?

• Proceed with installation
• Ignore the change
• Cancel the project
• Re-run coverage and interference analysis

A new site shows poor coverage. What is your first troubleshooting step?

• Verify antenna orientation and configuration
• Replace the antenna
• Increase power blindly
• Restart the base station

How do you ensure synchronization in a TDD network?

• Use different clocks
• Disable synchronization
• Use GPS-based synchronization
• Use FDD mode

What planning data is critical for 4G TAC modification?

• Cellname, Old TAC and new TAC
• Site id, EnodeBname, Cellname, Old TAC, New TAC, CI and Area Code
• Site id, Enodebname, Old TAC and New TAC
• Cellname, Old TAC, New TAC, CI and Area Code

Which mobile access technology introduced the concept of packet switching?

• GSM
• GPRS
• UMTS
• LTE

Answer explanation

General Packet Radio Service - GPRS (2.5G) introduced packet-switched data services in mobile networks.

How would you dimension capacity for an airport hotspot?

• Based on average city usage
• Based on number of flights
• Based on peak hour traffic and user density
• Based on terminal size

Cell user label consist of 14 characters, what is the last 2 character represents?

• BTS Type
• Sector
• Coverage Type
• Antenna Type

What is this?