UNIT III 3G OVERVIEW

What is the full form of UMTS?

• Universal Mobile Telephone System
• Ubiquitous Mobile Telephone System
• Ubiquitous Mobile Telemetry System
• Universal Machine Telemedicine System

UMTS uses which multiple access technique?

• TDMA
• FDMA
• CDMA
• SDMA

UMTS does not has backward compatibility with 

• GSM
• IS-136
• IS-95
•  GPRS

How much packet data rate per user is supported by W-CDMA if the user is stationary?

• 2.048 Kbps
• 100 Mbps
• 100 Kbps
• 2.048 Mbps

How much increase in spectral efficiency is provided by W-CDMA in comparison to GSM?

• Two times
• Three times
• No increase
• Six times

What is the minimum data speed offered by 3G mobile technology for a Stationary user?

• 128kbps
• 384 kbps
• 2 mbps
• 8 mbps

What is the minimum speed offered by 3G mobile technology to a Fast moving user?

• 128kbps
• 385 kbps
• 2 mbps
• 8 mbps

What is the Multiple Access technique used in a 3G mobile network.

• Time Division
• Frequency Division
• Code Division
• None

SIM in a 3G network is called

• Micro SIM
• Nano SIM
• USIM
• RSIM

What are the parts of a 3G network architecture?

• User Equipment (UE)
• Radio Access Network (RAN)
• Core Network
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