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Nokia RF Optimization Engineer Interview Questions and Answers
Nokia RF Optimization Engineer Interview Experiences
1 interview found
Anonymous
- Q1. Work experience of previous companies.
- Q2. Technical interview questions
- Ans.
RF Optimization Engineers enhance wireless communication systems for better performance and coverage.
Understand RF principles: Knowledge of frequency, wavelength, and propagation.
Conduct site surveys: Assess locations for optimal antenna placement.
Use optimization tools: Familiarity with software like Atoll or Planet.
Analyze KPIs: Monitor metrics like SINR, throughput, and drop rates.
Implement solutions: Adjust paramet...
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Interview questions from similar companies
I applied via Naukri.com and was interviewed in Mar 2021. There were 3 interview rounds.
Interview Questionnaire
7 Questions
- Q1. RACH PROCEDURE
- Ans.
RACH procedure is used for initial access to the network by a UE.
RACH stands for Random Access Channel.
UE sends a RACH preamble to the network to request access.
The network responds with a RACH response message.
RACH procedure is used for both uplink and downlink transmission.
Optimizing RACH parameters can improve network performance.
- Q2. Handover Parameters
- Q3. Handover events
- Q4. How to improve DL throughout in good RF condition
- Ans.
To improve DL throughput in good RF condition, optimize antenna tilt, increase sector capacity, and reduce interference.
Optimize antenna tilt to improve signal strength and reduce interference
Increase sector capacity by adding more carriers or using advanced modulation techniques
Reduce interference by identifying and mitigating sources of interference
Ensure proper network planning and optimization to maximize DL throug...
- Q5. How to improve VDR
- Q6. How to improve BLER
- Ans.
To improve BLER, optimize the radio network by adjusting parameters and improving coverage.
Optimize radio network parameters such as power control, handover parameters, and modulation schemes
Improve coverage by adding more base stations or adjusting antenna tilt and orientation
Reduce interference by identifying and mitigating sources of interference
Perform regular network audits and drive tests to identify and address ...
- Q7. CSFB & SRVCC
Interview Preparation Tips
Selected
I applied via Naukri.com and was interviewed in Jan 2023. There were 3 interview rounds.
(1 Question)
- Q1. What is your expectations
(2 Questions)
- Q1. How to solve handover & drop call
- Ans.
Handover and drop call issues can be solved by optimizing network parameters, improving coverage and capacity, and troubleshooting hardware and software problems.
Optimize handover parameters such as handover margin, time-to-trigger, and hysteresis
Improve coverage by adding more base stations or adjusting antenna tilt and azimuth
Increase capacity by adding more carriers or sectors
Troubleshoot hardware issues like faulty...
- Q2. Check relation with inter & intra cell term point & anchor baseline
- Ans.
The relation between inter and intra cell term point and anchor baseline is important in RF optimization.
Inter cell term point refers to the point where the signal from one cell ends and the signal from another cell begins.
Intra cell term point refers to the point within a cell where the signal quality starts to degrade.
Anchor baseline is a reference point used to measure the performance of a network.
The relation betwe...
Malik Md
(2 Questions)
- Q1. WHAT IS QCI ? explain QCI7 !
- Ans.
QCI stands for QoS Class Identifier, a parameter used in LTE networks to differentiate between different levels of service quality. QCI7 is used for Internet of Things (IoT) applications.
QCI stands for QoS Class Identifier in LTE networks
It is used to differentiate between different levels of service quality
QCI7 specifically is used for Internet of Things (IoT) applications
- Q2. What is MME Drop and eNodeB Drop in LTE ?
- Ans.
MME Drop and eNodeB Drop in LTE refer to the loss of connection between the mobile device and the network due to various reasons.
MME Drop refers to the loss of connection between the mobile device and the Mobility Management Entity (MME) in LTE network.
eNodeB Drop refers to the loss of connection between the mobile device and the eNodeB (base station) in LTE network.
These drops can occur due to factors such as poor sig...
Interview Preparation Tips
2G 3G 4G Technologies and Network Parameters & Electronics basics
(2 Questions)
- Q1. What is 4G parameters and explain
- Q2. What about knowledge of MS-Office please explain
- Ans.
Proficient in MS-Office, including Word, Excel, PowerPoint, and Outlook for documentation, data analysis, presentations, and communication.
Word: Skilled in creating detailed reports and documentation with formatting, tables, and references.
Excel: Experienced in data analysis using formulas, pivot tables, and charts for visual representation.
PowerPoint: Capable of designing engaging presentations with animations and mul...
(7 Questions)
- Q1. What are your salary expectations?
- Q2. What is your family background?
- Q3. Share details of your previous job.
- Q4. Why should we hire you?
- Q5. Why are you looking for a change?
- Q6. What are your strengths and weaknesses?
- Q7. Tell me about yourself.
Interview Preparation Tips
Learn Technical subject
I applied via Referral and was interviewed in Oct 2022. There were 2 interview rounds.
(3 Questions)
- Q1. RADIO FREQUENCY optimization
- Ans.
RF optimization involves improving the performance of wireless communication systems by adjusting various parameters.
RF optimization is done to improve network coverage, capacity, and quality.
It involves adjusting parameters such as transmit power, antenna tilt, and frequency allocation.
The goal is to minimize interference and maximize signal strength.
Tools such as drive tests, network analyzers, and simulation softwar...
- Q2. Base transreciver station
- Q3. 4g projects and u900 and l900 project
Interview Preparation Tips
Nokia HR Interview Questions
Shubham Chandra
I appeared for an interview before Sep 2016.
Interview Questionnaire
16 Questions
- Q1. On what technology you have worked?
- Q2. Case studies of daily operational activities?
- Q3. What is project management?
- Q4. What is financial and cost control during project management?
- Q5. What is resource management?
- Ans.
Resource management is the process of planning, allocating, and optimizing resources to achieve organizational goals.
It involves identifying the resources needed for a project or task
Allocating those resources in an efficient manner
Monitoring and controlling resource usage to ensure optimal performance
Examples include managing personnel, finances, equipment, and time
Effective resource management can lead to increased p...
- Q6. What is 2G , 3G, 4G call flow?
- Q7. What is single RAN?
- Q8. What is VOLTE?
- Ans.
VOLTE stands for Voice over LTE. It is a technology that allows voice calls to be made over a 4G LTE network.
VOLTE uses IP packets to transmit voice calls over the LTE network
It provides better call quality and faster call setup times compared to traditional 2G/3G networks
VOLTE also allows for simultaneous voice and data usage on the same network
Examples of VOLTE-enabled devices include iPhone 6 and above, Samsung Gala...
- Q9. Difference between LTE & VOLTE?
- Q10. What is transport network?
- Q11. Difference between ABIS over IP and ABIS over TDM?
- Q12. Basic architecture of 2G , 3G & 4G?
- Ans.
2G, 3G, and 4G are mobile network technologies with different architectures.
2G uses circuit-switched technology and is primarily used for voice calls and text messaging.
3G uses packet-switched technology and offers faster data transfer rates than 2G.
4G uses all-IP packet-switched technology and provides even faster data transfer rates than 3G.
4G also supports advanced features like VoLTE and carrier aggregation.
Each ge...
- Q13. Introduce yourself?
- Q14. What are the experiences of your previous companies?
- Ans.
I have worked in various companies ranging from startups to large corporations, gaining experience in diverse technologies and industries.
Worked in a startup where I was responsible for developing a scalable backend system using Node.js and MongoDB.
At a mid-sized company, I led a team in implementing CI/CD pipelines for faster and more reliable software delivery.
In a large corporation, I worked on optimizing performanc...
- Q15. Why do you want to join this company?
- Ans.
I am impressed by the company's innovative projects and strong reputation in the industry.
Company's reputation for cutting-edge technology
Opportunity to work on challenging projects
Positive reviews from current employees
- Q16. What is your notice period? Is it negotiable or not?
- Ans.
My notice period is currently 3 months, but it may be negotiable depending on the circumstances.
My current notice period is 3 months
I am open to negotiation depending on the circumstances
I can provide examples of when I have negotiated notice periods in the past
Interview Preparation Tips
Experience: Submitted resume online through portal and received the call. Technical Telephonic interview was scheduled.
Tips: Resume should be as per the desired profile.
Round: Technical Interview
Experience: In this round interviewer asks basic technical questions based on the previous experiences that was mentioned in my resume.
Tips: Study all the points mentioned in the resume very deeply.
Round: Technical Interview
Tips: Given your answers to the point. It should be in brief .
Round: HR Interview
Tips: Conversation should be in proper communication. Try to convince the HR for joining. Negotiate the salary as per the profile offered to you.
Skills: Technical Skill, Communication And Confidence, Team Working Ability
Skills evaluated in this interview
I applied via Recruitment Consultant and was interviewed in May 2019. There were 3 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Capacity and coverage planning, ODSC channels and its coverage radius, TAC,LAC,NAC, RRC,eRAB, S1 signalling. LTE interfaces and their functions, PRB formations and no of PRB required to support single volt...
- Q2. Why would you like to change?
- Ans.
I seek change to grow professionally, embrace new challenges, and contribute to innovative projects that align with my career goals.
Desire for professional growth: I want to expand my skill set and take on more responsibilities.
Embracing new challenges: I thrive in environments that push me to think creatively and solve complex problems.
Contributing to innovative projects: I am excited about the opportunity to work on ...
Interview Preparation Tips
I applied via Referral and was interviewed before Jan 2021. There was 1 interview round.
(2 Questions)
- Q1. Telecom domine question
- Q2. Auto Cad basics and experience on telecom and wireless based question
Interview Preparation Tips
I applied via Naukri.com and was interviewed in Sep 2020. There were 4 interview rounds.
Interview Questionnaire
2 Questions
- Q1. How to integrate the sites or the integration steps?
- Ans.
Integration of sites involves identifying the systems to be integrated, defining the data flow, and implementing the integration process.
Identify the systems to be integrated
Define the data flow between the systems
Choose the appropriate integration method (API, ETL, etc.)
Develop and test the integration process
Deploy the integration process and monitor for errors
Ensure data security and compliance
Provide ongoing suppor...
- Q2. What vlan?
Interview Preparation Tips
Skills evaluated in this interview
Nokia Interview FAQs
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Overall Interview Experience Rating
based on 1 interview experience
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Nokia RF Optimization Engineer Reviews and Ratings
based on 9 reviews
Rating in categories
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603
salaries
|  ₹7.1 L/yr - ₹19.3 L/yr |
|
Technical Lead
591
salaries
| ₹12.4 L/yr - ₹28.9 L/yr |
|
Technical Specialist
509
salaries
| ₹17.5 L/yr - ₹29 L/yr |
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R&D Engineer
495
salaries
| ₹9.8 L/yr - ₹21.2 L/yr |
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Senior Software Engineer
332
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| ₹14.8 L/yr - ₹33.1 L/yr |
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