Infosys certified Wireless LTE Specialist
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Join Premium10 Infosys certified Wireless LTE Specialist practice questions with answers
Real Lex exam-pattern multiple-choice questions for the Infosys certified Wireless LTE Specialist certification. Each question includes the correct answer. The full question bank is available to Premium members.
- Question 1
The message sent from the source eNodeB to the MME requesting the MME to execute a S1 handover is
- ✓ A. Handover Required Correct
- B B. Handover Command
- C C. Handover Request
- D D. Handover Complete
- Question 2
An LTE UE had been attached to the network. But it is currently in IDLE mode.There is a file getting downloaded on to this UE. Till where will this downlink data packet reach, after which the network pages the UE to re-establish the bearers for the UE
- ✓ A. PGW Correct
- B B. SGW
- C C. MME
- D D. eNodeB
- Question 3
What are the key parameters that define the "Traffic Flow Template" (TFT)?
- ✓ A. Source and Destination IP Address Correct
- B B. Source and Destination Port
- C C. Upper Layer Protocol
- D D. All of the options
- Question 4
A wireless service provider is planning to upgrade it's network to 4G LTE. Which of the following can be implemented to provide Voice services over LTE 4G as high speed data only network?
- ✓ A. Voice over legacy 3G network with fallback (CSFB) Correct
- B B. Simultaneous Voice over LTE using multi-radio (SVLTE)
- C C. VoIP over LTE network with IMS call control
- D D.Voice over 3G network with GAN tunneling (VoLGA)
- E E. All of the above
- Question 5
Select the various valid examples of typical usage of femto cell deployments?
i. Deployment of femto cells in the regular network along with Macro network
ii. Usage of femto cells at Home by individual people for better access inside home
iii. Usage of femto cells in enterprises to provide access to their employees
iv. Usage of femto cells in public places to provide access to general public- ✓ A. ii, iii, iv Correct
- B B. i, ii, iii, iv
- C C. ii, iii
- D D. i, ii, iv
- Question 6
Adjacent Channel Interference is caused by signals from
- ✓ A. same frequencies Correct
- B B. same cell site
- C C. neighbouring frequencies
- D D. Neighbouring cell site
- Question 7
During an attach procedure, Accessmode security is established between the UE and eNodeB. This is established by eNodeBas instructed by MME. Which is the instruction message sent by MME to eNodeB to establish Access mode security
- ✓ A. Security mode Command Correct
- B B. Security mode complete
- C C. Initial context setup request
- D D. Attach Accept
- Question 8
S8 interface in a LTE network is used to support
- ✓ A. Home Routed traffic during roaming Correct
- B B. Local breakout traffic during roaming
- C C. Access corporate VPN from home network
- D D. Access internet from home network
- Question 9
Which node assists the handoff decision by measuring the neighboring cells and reporting the measurements to the network
- ✓ A. UE Correct
- B B. MME
- C C. ENB
- D D. SGW
- Question 10
Mobile A travels into a new Cell within the same Location Area. It does a Cell update to the network. Where is this Location detail stored during the Cell update procedure?
- ✓ A. HLR Correct
- B B. VLR
- C C. BSC
- D D. MSC
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