Upload Button Icon Add office photos

Filter interviews by

Clear (1)

Nokia RF Engineer Interview Questions, Process, and Tips

Updated 1 Aug 2024

Top Nokia RF Engineer Interview Questions and Answers

View all 9 questions

Nokia RF Engineer Interview Experiences

2 interviews found

RF Engineer Interview Questions & Answers

user image Ellie Riahi

posted on 1 Aug 2024

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - HR 

(2 Questions)

  • Q1. Why nokia and why this job
  • Ans. 

    Nokia is a global leader in telecommunications technology and I am passionate about RF engineering, making this job a perfect fit for me.

    • Nokia is a renowned company with a strong reputation in the telecommunications industry

    • I have a deep interest in RF engineering and Nokia offers opportunities to work on cutting-edge technologies in this field

    • The company's commitment to innovation and continuous learning aligns with m

  • Answered by AI
  • Q2. Some basic fundamental questions from theory

RF Engineer Interview Questions & Answers

user image Anonymous

posted on 19 Sep 2020

Interview Questionnaire 

12 Questions

  • Q1. LTE Architecture
  • Q2. Interface between LTE
  • Ans. 

    Interface between LTE refers to the connection between the LTE network and other networks or devices.

    • LTE interfaces with other cellular networks such as 3G and 2G through inter-RAT handover

    • LTE also interfaces with non-cellular networks such as Wi-Fi and Ethernet through evolved packet core (EPC)

    • LTE devices interface with the LTE network through the air interface using radio frequency signals

    • LTE also interfaces with cor...

  • Answered by AI
  • Q3. What is X2 interface
  • Ans. 

    X2 interface is a communication interface between two eNodeBs in LTE network.

    • X2 interface is used for inter-cell handover and load balancing.

    • It is a point-to-point interface that connects two eNodeBs.

    • X2 interface is used for exchanging control and user plane data between eNodeBs.

    • It is a critical interface for LTE network performance and reliability.

    • X2 interface supports various protocols such as S1AP, GTP, and RANAP.

  • Answered by AI
  • Q4. Channels of LTE
  • Ans. 

    LTE has 20 MHz bandwidth divided into 100 resource blocks. Each resource block has 12 subcarriers and 7 symbols.

    • LTE has 20 MHz bandwidth

    • Divided into 100 resource blocks

    • Each resource block has 12 subcarriers and 7 symbols

  • Answered by AI
  • Q5. KPI of LTE
  • Ans. 

    KPIs (Key Performance Indicators) of LTE include throughput, latency, coverage, and call setup success rate.

    • Throughput measures the amount of data that can be transmitted over the network in a given time period.

    • Latency measures the time it takes for data to travel from the source to the destination.

    • Coverage measures the area where the network signal is available.

    • Call setup success rate measures the percentage of succes...

  • Answered by AI
  • Q6. What is CSFB?
  • Ans. 

    CSFB stands for Circuit Switched Fallback, a technology that allows LTE devices to fallback to 2G or 3G networks for voice calls.

    • CSFB is used when a LTE device is unable to make a voice call over the LTE network.

    • It allows the device to switch to a 2G or 3G network for voice calls.

    • CSFB is a temporary solution until VoLTE (Voice over LTE) becomes more widely available.

    • CSFB can cause call setup delays and impact the user

  • Answered by AI
  • Q7. Why OFDMA technique used in LTE?
  • Ans. 

    OFDMA is used in LTE to improve spectral efficiency and support multiple users simultaneously.

    • OFDMA allows for multiple users to share the same frequency band by dividing it into smaller subcarriers.

    • It also enables dynamic allocation of subcarriers to users based on their bandwidth requirements.

    • This results in better spectral efficiency and higher data rates.

    • OFDMA is also resistant to interference and fading, making it...

  • Answered by AI
  • Q8. Differentiate FDD & TDD
  • Ans. 

    FDD and TDD are two different duplexing techniques used in wireless communication.

    • FDD stands for Frequency Division Duplexing and TDD stands for Time Division Duplexing.

    • In FDD, separate frequency bands are used for uplink and downlink communication, while in TDD, the same frequency band is used for both uplink and downlink communication.

    • FDD is used in technologies like 2G, 3G, and 4G LTE, while TDD is used in technolog...

  • Answered by AI
  • Q9. What is massive MIMO?
  • Ans. 

    Massive MIMO stands for Massive Multiple Input Multiple Output. It is a wireless communication technology that uses a large number of antennas at the base station to improve network performance.

    • Massive MIMO uses a large number of antennas at the base station to improve network performance.

    • It can significantly increase the capacity and coverage of wireless networks.

    • It works by using spatial multiplexing to transmit mult...

  • Answered by AI
  • Q10. LTE Channels
  • Q11. LTE Call Flow
  • Q12. Type of Handover & its process
  • Ans. 

    Handover is the process of transferring an ongoing call or data session from one cell to another.

    • There are two types of handover: Hard Handover and Soft Handover.

    • Hard Handover involves breaking the connection with the current cell before establishing a connection with the new cell.

    • Soft Handover involves establishing a connection with the new cell before breaking the connection with the current cell.

    • The handover process...

  • Answered by AI

Skills evaluated in this interview

RF Engineer Interview Questions Asked at Other Companies

asked in Qualcomm
Q1. What is modulation, and what are the different types of modulatio ... read more
asked in Qualcomm
Q2. Where can you different types analog modulation schemes?
asked in Qualcomm
Q3. What is the propagation delay in Electromagnetic wave?
asked in Qualcomm
Q4. What is a standing wave in a transmission line?
asked in Qualcomm
Q5. What is VSWR and what is the need for it?

Interview questions from similar companies

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(1 Question)

  • Q1. Question on the projects listed in the resume

Interview Questionnaire 

2 Questions

  • Q1. What's the function of wire harness.
  • Ans. 

    A wire harness is a collection of wires, cables, and connectors that transmit electrical signals and power between different components in a system.

    • Wire harnesses provide a neat and organized way to route and protect wires in a system.

    • They ensure proper connectivity and prevent wire damage or short circuits.

    • Wire harnesses simplify troubleshooting and maintenance by allowing easy identification and replacement of faulty...

  • Answered by AI
  • Q2. What is the function of sputtering.
  • Ans. 

    Sputtering is a process used in manufacturing to deposit thin films of material onto a surface.

    • Sputtering is a physical vapor deposition technique.

    • It involves bombarding a target material with high-energy ions or atoms.

    • This bombardment dislodges atoms from the target material, which then deposit onto a substrate.

    • Sputtering is commonly used in the production of semiconductor devices, solar cells, and thin film coatings.

    • ...

  • Answered by AI
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed before Jun 2022. There were 5 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all Resume tips
Round 2 - Technical 

(3 Questions)

  • Q1. Questiones based on past experience and projects
  • Q2. Reason for switching the job
  • Q3. Knowledge of CAD softwares
Round 3 - Technical 

(7 Questions)

  • Q1. What is sub cooling in air conditioning?
  • Ans. 

    Sub cooling in air conditioning is the process of cooling the refrigerant below its saturation temperature to improve system efficiency.

    • Sub cooling increases the efficiency of the air conditioning system by ensuring the refrigerant is in a liquid state before entering the expansion valve.

    • It helps in preventing flash evaporation of the refrigerant, which can lead to inefficiencies in the system.

    • Sub cooling is typically ...

  • Answered by AI
  • Q2. How is ISEER rating calculated
  • Ans. 

    ISEER rating is calculated based on the weighted average of the cooling performance of an air conditioner under different conditions.

    • ISEER = (Weighted Cooling Capacity at 100% load x 0.4) + (Weighted Cooling Capacity at 75% load x 0.2) + (Weighted Cooling Capacity at 50% load x 0.4)

    • The higher the ISEER rating, the more energy efficient the air conditioner is.

    • ISEER rating helps consumers compare the energy efficiency of...

  • Answered by AI
  • Q3. Draw the Refrigeration cycle
  • Ans. 

    The refrigeration cycle is a thermodynamic cycle used in refrigerators and air conditioning systems to transfer heat from a low temperature to a high temperature environment.

    • The cycle consists of four main components: compressor, condenser, expansion valve, and evaporator.

    • The refrigerant enters the compressor as a low-pressure gas and leaves as a high-pressure, high-temperature gas.

    • The high-pressure gas then flows into...

  • Answered by AI
  • Q4. Mainstream refrigerants used in household air conditioning
  • Ans. 

    Mainstream refrigerants used in household air conditioning include R-410A, R-22, and R-134a.

    • R-410A is a popular refrigerant known for its high efficiency and environmental friendliness.

    • R-22, although being phased out due to its ozone-depleting properties, is still commonly found in older air conditioning systems.

    • R-134a is commonly used in automotive air conditioning systems but can also be found in some household units

  • Answered by AI
  • Q5. Explain 1 ton cooling concept
  • Ans. 

    1 ton cooling concept refers to the amount of heat required to melt one ton of ice in a 24-hour period.

    • 1 ton of cooling is equal to 12,000 BTUs per hour

    • It is commonly used in the HVAC industry to measure the cooling capacity of air conditioning systems

    • For example, a 2-ton air conditioner can remove 24,000 BTUs of heat per hour

  • Answered by AI
  • Q6. Relation between current, voltage and power
  • Ans. 

    The relationship between current, voltage, and power is described by Ohm's Law, which states that current is directly proportional to voltage and inversely proportional to resistance.

    • Ohm's Law states that V = I * R, where V is voltage, I is current, and R is resistance.

    • Power (P) is calculated using the formula P = V * I, where P is power, V is voltage, and I is current.

    • In a circuit with a constant resistance, an increa...

  • Answered by AI
  • Q7. Conversion from BTU to watts and vice versa
  • Ans. 

    1 BTU is approximately equal to 0.29307107 watts. To convert BTU to watts, multiply by 0.29307107. To convert watts to BTU, divide by 0.29307107.

    • 1 BTU = 0.29307107 watts

    • To convert BTU to watts, multiply by 0.29307107

    • To convert watts to BTU, divide by 0.29307107

  • Answered by AI
Round 4 - Psychometric Test 

(1 Question)

  • Q1. No questions just test
Round 5 - HR 

(5 Questions)

  • Q1. Would you be comfortable to regularly work extra hours?
  • Q2. Introduction about yourself?
  • Q3. Why do you want to join LG/ consumer durable industry?
  • Q4. If your manager and colleagues are busy with work , how will you manage to learn the things from them?
  • Q5. Present Salary and expected salary

Interview Preparation Tips

Interview preparation tips for other job seekers - Just be confident. And make LG as your last option if you want to go in consumer durable industry.

Interview Questionnaire 

1 Question

  • Q1. All technical questions raised
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-

I applied via Job Portal

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all Resume tips
Round 2 - HR 

(1 Question)

  • Q1. Past experience and salary exp.
Round 3 - One-on-one 

(1 Question)

  • Q1. Kpi and past exp disc.
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. How to increase efficiency of product
  • Ans. 

    Increasing product efficiency can be achieved through optimizing processes, improving technology, and enhancing employee skills.

    • Optimize production processes to eliminate waste and improve workflow

    • Upgrade technology to automate tasks and improve accuracy

    • Provide training and development opportunities for employees to enhance their skills and knowledge

  • Answered by AI
  • Q2. What will you change in the product
  • Ans. 

    I would improve the user interface to enhance user experience and streamline navigation.

    • Enhance user interface design for better usability

    • Streamline navigation to improve user experience

    • Implement user feedback to make necessary changes

    • Optimize performance for faster loading times

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed in Apr 2024. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Technical about plastic and sheet metal
  • Q2. Types of process
  • Ans. 

    Types of process include batch process, continuous process, and hybrid process.

    • Batch process involves processing a set amount of materials at one time

    • Continuous process involves ongoing production without interruption

    • Hybrid process combines elements of both batch and continuous processes

  • Answered by AI

Skills evaluated in this interview

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
Not Selected

I applied via Approached by Company and was interviewed in Sep 2023. There were 2 interview rounds.

Round 1 - Coding Test 

Traverse through a matrix of uppercase english alphabets to find a given word. you are allowed to make up to k jumps, and same position can be repeated too.

Round 2 - Technical 

(1 Question)

  • Q1. Compression of 0-1 matrix of particular size.
  • Ans. 

    Compression of 0-1 matrix involves reducing the size of the matrix by storing only the necessary information.

    • Use run-length encoding to compress the matrix by storing consecutive repeated values as a single value and count.

    • Identify patterns in the matrix that can be represented more efficiently.

    • Consider using sparse matrix representation if the matrix has a lot of zeros.

    • Implement efficient algorithms to compress and de...

  • Answered by AI

Skills evaluated in this interview

Contribute & help others!
anonymous
You can choose to be anonymous

Nokia Interview FAQs

How many rounds are there in Nokia RF Engineer interview?
Nokia interview process usually has 1 rounds. The most common rounds in the Nokia interview process are HR.
What are the top questions asked in Nokia RF Engineer interview?

Some of the top questions asked at the Nokia RF Engineer interview -

  1. Why OFDMA technique used in L...read more
  2. What is massive MI...read more
  3. What is CS...read more

Recently Viewed

SALARIES

AVASOFT

SALARIES

Apisero

INTERVIEWS

AVASOFT

No Interviews

SALARIES

Verizon

INTERVIEWS

AVASOFT

No Interviews

INTERVIEWS

Nokia

No Interviews

INTERVIEWS

AVASOFT

No Interviews

INTERVIEWS

Mitsogo Inc

No Interviews

JOBS

Mitsogo Inc

No Jobs

INTERVIEWS

Apisero

No Interviews

Tell us how to improve this page.

Nokia RF Engineer Interview Process

based on 1 interview

Interview experience

4
  
Good
View more

Interview Questions from Similar Companies

Google Interview Questions
4.4
 • 871 Interviews
Bharti Airtel Interview Questions
4.0
 • 842 Interviews
Samsung Interview Questions
3.9
 • 561 Interviews
Vodafone Idea Interview Questions
4.1
 • 555 Interviews
Ericsson Interview Questions
4.1
 • 412 Interviews
LG Electronics Interview Questions
4.0
 • 194 Interviews
Apple Interview Questions
4.3
 • 141 Interviews
Verizon Interview Questions
4.1
 • 113 Interviews
Xiaomi Interview Questions
3.8
 • 86 Interviews
View all
Nokia RF Engineer Salary
based on 33 salaries
₹2.9 L/yr - ₹9 L/yr
15% more than the average RF Engineer Salary in India
View more details

Nokia RF Engineer Reviews and Ratings

based on 4 reviews

3.7/5

Rating in categories

4.4

Skill development

4.4

Work-life balance

3.1

Salary

3.6

Job security

4.4

Company culture

3.0

Promotions

3.4

Work satisfaction

Explore 4 Reviews and Ratings
Technical Lead
509 salaries
unlock blur

₹0 L/yr - ₹0 L/yr

Software Engineer
493 salaries
unlock blur

₹0 L/yr - ₹0 L/yr

Technical Specialist
478 salaries
unlock blur

₹0 L/yr - ₹0 L/yr

R&D Engineer
459 salaries
unlock blur

₹0 L/yr - ₹0 L/yr

Senior Technical Specialist
235 salaries
unlock blur

₹0 L/yr - ₹0 L/yr

Explore more salaries
Compare Nokia with

Samsung

3.9
Compare

Apple

4.3
Compare

Huawei Technologies

4.0
Compare

Xiaomi

3.8
Compare
Did you find this page helpful?
Yes No
write
Share an Interview