Marquis Interview Question Answer

Q01. How you do log analysis on your day-to-day activity?
Q02. How do you configure ue for testing?
Q03. What type of bugs have you find out?
Q04. While doing an analysis of a bug report what analysis you sent to the development team?
Q05. What kind of analysis you have done for ex: rach, attach, and re-configuration failure what kind of analysis you’re doing?
Q06. What is ca and its functionality in ue conformance testing?
Q07. On which message a ue send capability report to the network?
Q08. What are the information elements present in the ue capability report?
Q09. Do you have any idea about srvcc and csfb?
Q10. What are the conditions of re-establishment?
Q11. What is the rrc re-establishment time?
Q12. If you send the wrong configuration, how will you know it’s a network issue or something?
Q13. How do you find network issues?
Q14. What is network forwarding?
Q15. Define lab setup?
Q16. How would you report bugs to the development team?
Q17. Define handover redirection?
Q18. Why handover is required?
Q19. What is the IRAT event?
Q20. Define c.a?
Q21. What is the release version you currently worked on?
Q22. Why do you want to join?
Q23. What are the lte events?
Q24. On which system simulator are you currently working?
Q25. What do you do on anite-9000?
Q26. What is your role in your company?
Q27. Do you have any questions for me?

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HSC Interview Question Answer

Q1. How a ue can search (provide) plmn list at that area where network is not available?
Q2. Is all plmn list should be visible for all the UE’s present in a network?
Q3. If physical layer provide all the plmn list in a geographical area then what NAS layer will do?
Q4. If i purchase a sim card from delhi and i switch on my device into mumbai than what will be happen?
Q5. How many PLMN id’s in a list?
Q6. When you power on your UE and physical layer search all plmn and create a list, then how our sim verify that this is my PLMN?
Q7. Your physical layer have own plmn list then why need to provide (plmn list) to higher layer?
Q8. What information UE get from PSS and apart from that?
Q9. How UE get the TS0 - - - TS19 of ofdm boundary there are 6 OFDM symbol and 7 OFDM symbol in a slot?
Q10. What is the importance of MIB?
Q11. We have 1024 SFN means 210 = 10bit SFN, but in MIB SFN is 8bit what is the reason?
Q12. In physical layer how many bits are align to MIB?
Q13. What kind of Information UE got into the RAR?
Q14. What is the purpose to Timing Advanced?
Q15. How enodeb calculate Timing Advanced?
Q16. What is Contention Resolution?
Q17. How network know that which preamble is using by which ue? How network differentite?
Q18. What are the Attach Req ie’s?
Q19. How many types of codec are there in LTE?
Q20. Codec name of VOLTE and CS Domain?
Q21. Handover happen before measurement gap or after measurement gap?
Q22. What do you understande by MAC CE?
Q23. Network send some update information to UE regarding update system information, so how ue know about update in SIB?
Q24. Suppose if i have 2 device 1st is DUT and 2nd is Reference device and my both device are far 200m from enodeb then is my DUT get only 1 mbps DL speed and Reference device get 40 mbps DL speed what is wrong in my DUT?
Q25. During handover performing what kind of Scheduling is happen? SPS or Dynamic?

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Qualcomm Interview Questions Answers

Q1. Define resource allocation types in LTE?
Q2. Why SFN mod==4 use for MIB?
Q3. What is HARQ?
Q4. What is Scheduling Request (SR)?
Q5. Define BSR?
Q6. What do you understand by MIB and SIB?
Q7. Why PHICH comes in MIB?
Q8. What is difference between RRCConnectionReconfiguration and RRCre-establishment?
Q9. What is Measurement gap, and measurement object and what kind of information they will carry?
Q10. Which DCI format use for RAR?
Q11. Define Handover procedure?
Q12. Define DRX information before power on?
Q13. Define Cell Camping?
Q14. Define LTE Events?
Q15. How ue choose 1 Frequency out of many Frequencies broadcast by network?
Q16. How many PHICH group in System Bandwidth?
Q17. Why HARQ use 8 arm process?
Q18. Define Attach Failure Causes?
Q19. What is Fading? Type of Fading?
Q20. How would you calculate PathLoss?
Q21. Define Physical Layer data processing steps?
Q22. What is PUCCH and UCI or it’s Formats?
Q23. Define Transmission Mode? How many Transmission modes are present in LTE?
Q24. What is sidelink? Define Sidelink mapping?
Q25. How much experience do you have in TDD? Define TDD frame structure?
Q26. What is DCI? How many DCI formats are present in LTE?
Q27. What is Type0, Type1, and Type2 resource allocation in DCI?
Q28. What is the latest Bug you have found?
Q29. How would you report a Bug to developers? What is Bug Reporting format?
Q30. What is DTCH message name?
Q31. RRC send which message to NAS to get PLMN list?
Q32. Which layer activate CA?

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L&T INTERVIEW QUESTION ANSWER

Q01. HOW YOU CONFIGURE UE FOR TESTING?Q02. WHAT TYPE OF BUGS YOU HAVE FIND OUT?
Q03. WHAT IS THE CONDITIONS OF RE-ESTABLISHMENT?
Q04. WHAT IS THE RRC RE-ESTABLISHMENT TIME?
Q05. IF YOU SEND A WRONG CONFIGURATION THAN HOW WILL YOU KNOW IT’S A NETWORK ISSUE OR SOMETHING?
Q06. HOW DO YOU FIND NETWORK ISSUE?
Q07. WHAT IS NETWORK FORWARDING?
Q08. DEFINE LAB SETUP?
Q09. HOW WOULD YOU REPORT BUG TO THE DEVELOPMENT TEAM?
Q10. DEFINE HANDOVER REDIRECTION?
Q11. WHY HANDOVER REQUIRED?
Q12. WHAT IS THE I-RAT EVENT?
Q13. DEFINE C.A?
Q14. WHAT IS THE RELEASE VERSION YOU CURRENTLY WORKED ON?
Q15. WHY YOU WANT TO JOIN?
Q16. WHAT IS LTE EVENTS?
Q17. WHICH SYSTEM SIMULATOR YOU ARE CURRENTLY WORKING?
Q18. WHAT YOU DO ON ANITE-9000?
Q19. WHAT IS YOUR ROLE IN YOUR COMPANY?
Q20. DO YOU HAVE ANY QUESTION FOR ME?
Q21. X2AP, S1AP HANDOVER?
Q22. HOW RESOURCE BLOCK ALLOCATE TO UE

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Sasken Interview Question Answer

Q01. What is the difference between priority and severity in Test Case bug reporting?
Q02. In which conditions ue have 2 ip addresses is it possible a ue can have 2 different ip or 2 same ip?
Q03. Define lab setup?
Q04. AT command for PDCP configurations and power on UE?
Q05. Replace 2 no’s values with each without create a new variable in python?
Q06. Define Handovers in LTE?
Q07. What are Cell re-selection procedures?
Q08. Difference between SRVCC and CSFB?
Q09. What is SDP protocol?
Q10. What is a magic cookie in IMS via message?
Q11. What is Standalone and Non-Standalone network architecture in 5G?
Q12. What is DRX?
Q13. Define a bug you have found yesterday?
Q14. How to report bug and what kind of tool you are using for debugging?
Q15. UE connects 2 pdn how many it have default bearer and dedicated bearer?
Q16. How many coding schemes are present in lte and their name with functionalities?
Q17. What is orthogonal coding scheme?
Q18. If your browsing an internet then ue required a dedicated bearer or default is enough define with details it’s possible or not and why?
Q19. What are the conditions of re-establishment and re-configurations in lte?
Q20. How many cells you can configure in SS?
Q21. How you analysis the logs?
Q22. How you capture UE logs?
Q23. Define SMS call flow architecture?
Q24. What are Attach failure cause?

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Samsung Interview Question Answer

Q1. In EPC which node you comfortable?
Q2. Initial attach architecture?
Q3. Where GUTI allocates?
Q4. How MME know to send initial attach request particular S-Gw (out of 5-6 S-Gw present)?
Q5. How enb know to send initial attach request to particular MME (out of 5-6 MME present)?
Q6. RRC connection sent which channel?
Q7. What's IE present in create session request?
Q8. Types of handover in LTE?
Q9. About PCRF and its interface?
Q10. SIB information SIB1 to SIB8?
Q11. When S5 and S8 interface use?
Q12. Soft Handover and Hard Handover?
Q13. If UE has 16 Bearer than how much E-RAB will be established for a UE?
Q14. How many Bearers would be establishing between Single UE to Single PDN?
Q15. Can we use 2 Application via using 1 dedicated bearer or we have to require 2 bearers separately?

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Trumind Interview Question Answer

Q01. While working on Epc which Bug you have find out & which node you have prefered?
Q02. What is Power on procedure?
Q03. What is Msg1 and Msg2?
Q04. Explain Attach procedure?
Q05. What are Authentication IE's?
Q06. What are Security message IE's?
Q07. SRVCC call flow?
Q08. What is the difference between 2G, 3G and 4G?
Q09. Difference between CSFB and SRVCC?
Q10. While you working on RRC which Bug you have find out?
Q11. RRC Request IE's?
Q12. Events?
Q13. What is Resource?
Q14. Factorial Program in python?
Q15. Handover Type?
Q16. If DRX is disable does ue receive paging message?
Q17. Cell selection criteria?
Q18. Daily activity?
Q19. What is Rach?
Q20. Rlc all modes?
Q21. CPT in rlc?
Q22. Calling mode?
Q23. HARQ?
Q24. RRC re-establishment IE's?
Q25. Difference between SRB and DRB?
Q26. A3 and A4 which condition it will perform handover?
Q27. Nas dedicated message?
Q28. SRV Mapping?
Q29. CSFB call flow MO and MT?
Q30. DCI?
Q31. X2AP Handover?
Q32. I-RAT Handover?
Q33. Carrier Aggregation?
Q34. Paging & DRX?
Q35. Uplink and Downlink Speed Calculation?
Q36. Radio Link Failure?
Q37. RRC re-configuration?
Q38. CQI?
Q39. SMS flow?

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