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BT Group Interview Questions, Process, and Tips

Updated 5 Mar 2025

Top BT Group Interview Questions and Answers

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180 interviews found

Intern Interview Questions & Answers

user image Anonymous

posted on 6 Feb 2022

I applied via Campus Placement and was interviewed in Jan 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 - Aptitude Test 

As per JD, i was being offered for a security Intern role and for this job description we have following in aptitude test:
20 questions in Problem Solving assesment and included topics were : Profit and Loss, HCM and LCM, simple interest, compound interest, Number system, Time & Work, Time, speed & distance, Ratio Analysis, Set theory, Profit & Loss, Percentages and Algebra.

30 questions from Technical topics like programming, coding, security and DBMS and oops.

And 10 questions from English Proficiency and communication .

Round 3 - Coding Test 

There were 2 questions from security and management and questions were related to brute force, CTF and sort of simple concepts in LINUX.

Round 4 - Technical 

(8 Questions)

  • Q1. 1. Tell me something about yourself.
  • Q2. 2. Why do you think that this job role suites you most.
  • Q3. 3. What does CIA stand for in cyber security?
  • Ans. 

    CIA stands for Confidentiality, Integrity, and Availability in cyber security.

    • Confidentiality refers to protecting sensitive information from unauthorized access.

    • Integrity ensures that data remains accurate, complete, and unaltered.

    • Availability ensures that systems and data are accessible and usable when needed.

    • These three principles form the foundation of a secure cyber environment.

    • Example: Encrypting data to maintain...

  • Answered by AI
  • Q4. How do you find out whether a system is compromised or vulnerable?
  • Ans. 

    To determine if a system is compromised or vulnerable, conduct regular vulnerability scans and penetration testing.

    • Perform regular vulnerability scans using tools like Nessus or OpenVAS

    • Conduct penetration testing to simulate attacks and identify vulnerabilities

    • Monitor system logs for suspicious activity

    • Stay up-to-date with security patches and updates

    • Use intrusion detection and prevention systems

    • Perform code reviews an...

  • Answered by AI
  • Q5. What is penetration testing?
  • Ans. 

    Penetration testing is a simulated cyber attack on a computer system to identify vulnerabilities and assess security measures.

    • It involves attempting to exploit weaknesses in a system's defenses

    • The goal is to identify potential security risks and provide recommendations for improvement

    • Penetration testing can be done manually or with automated tools

    • Examples of penetration testing include network penetration testing, web ...

  • Answered by AI
  • Q6. Name some standard tools used in assessing the security of a system.
  • Ans. 

    Standard tools for assessing system security

    • Vulnerability scanners (e.g. Nessus, OpenVAS)

    • Penetration testing tools (e.g. Metasploit, Nmap)

    • Network analyzers (e.g. Wireshark, tcpdump)

    • Log analysis tools (e.g. Splunk, ELK Stack)

    • Firewall and intrusion detection systems (e.g. Snort, Suricata)

  • Answered by AI
  • Q7. What is your strength and weakness.
  • Q8. And Atlast, What is your project and what was your contribution and how did you manage in project work and explanation of technology used in project.
Round 5 - One-on-one 

(6 Questions)

  • Q1. Tell me about yourself.
  • Q2. Why do you want to work for our company?
  • Q3. What are your greatest strengths and weaknesses?
  • Q4. Why are you looking for a change?
  • Q5. Tell me about the gap in your resume during 12th and college admission.
  • Q6. How would you rate yourself on a scale of 1 to 10?

Interview Preparation Tips

Topics to prepare for BT Group Intern interview:
  • Linux
  • Coding
  • DSA
  • Trees
  • DBMS
  • Aptitude
  • Security intelligence
Interview preparation tips for other job seekers - If you are preparing for BRITISH TELECOM then one thing I must mention that this is not the tough interview as the HR there will be very friendly and always there to help you if you need help there. . They just care for your knowledge that you are familiar or not.
Best company ever.

Skills evaluated in this interview

Top BT Group Intern Interview Questions and Answers

Q1. How do you find out whether a system is compromised or vulnerable?
View answer (1)

Intern Interview Questions asked at other Companies

Q1. Case. There is a housing society “The wasteful society”, you collect all the household garbage and sell it to 5 different businesses. Determine what price you will pay to the society members in Rs/kg, given you want to make a profit of 20% ... read more
View answer (8)
Interview experience
1
Bad
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
No response

I applied via LinkedIn and was interviewed in Dec 2024. There were 3 interview rounds.

Round 1 - One-on-one 

(1 Question)

  • Q1. Basic techno managerial questions on tech you worked on work, interests, challenges you faced. Was fairly short.
Round 2 - Coding Test 

Initially had a string based coding problem. Then was asked technical questions and then had a small break before doing system design with same interviewer for building book my show system and db schema.

Round 3 - HR 

(1 Question)

  • Q1. Had a discussion with hiring manager on expectations, salary and growth.

Interview Preparation Tips

Interview preparation tips for other job seekers - Avoid, they give only fixed salary hikes. Interview process was on site during December and HR's delayed it by an hour, nor were they considerate enough regarding the timings. Had 3 rounds of interview. Was told i was selected and they couldn't finalize offer on the same day because HR's had left at the end of the day. When i followed with HR's in the coming weeks, they confirmed selection and had discussion on salary expectations. They said they would roll out offer in 2 days, nut later said it was delayed due to December holidays. When i followed up on Jan, they said there was hiring freeze, HR made excuses why they couldn't inform me.

Senior Software Engineer Interview Questions asked at other Companies

Q1. K Largest Elements Problem Statement You are given an integer k and an array of integers that contain numbers in random order. Write a program to find the k largest numbers from the given array. You need to save them in an array and return ... read more
View answer (1)
BT Group Interview Questions and Answers for Freshers
illustration image
Interview experience
2
Poor
Difficulty level
-
Process Duration
-
Result
Selected Selected
Round 1 - Assignment 

Grammar, passages, basic aptitude, and the Versant test.

Round 2 - Group Discussion 

Any random topic such as diversity and inclusion or your most recent birthday.

Round 3 - One-on-one 

(2 Questions)

  • Q1. Operations round with hiring managers.
  • Q2. About you, qualifications, about the companu.

Customer Service Associate Interview Questions asked at other Companies

Q1. Situational: If customer gets damaged product and he is saying he want to return the product then what you will do? (write an mail)
View answer (39)
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I was interviewed in Oct 2024.

Round 1 - Technical 

(2 Questions)

  • Q1. Difference between API and microservices
  • Ans. 

    API is a set of rules and protocols for building and interacting with software applications, while microservices is an architectural style that structures an application as a collection of small, autonomous services.

    • API is a communication interface that allows different software systems to interact with each other.

    • Microservices is an architectural approach where an application is composed of small, independent services...

  • Answered by AI
  • Q2. What is importance of database when troubleshooting production issue
  • Ans. 

    Database is crucial for troubleshooting production issues as it stores critical data and logs for analysis.

    • Database stores important data and logs that can help in identifying the root cause of production issues.

    • By querying the database, developers can track down specific transactions or events that may have caused the problem.

    • Database backups can be used to restore data in case of data corruption or loss during troubl...

  • Answered by AI
Round 2 - Coding Test 

How to invert the values of matrix from rowXcolumn to columnXrow in limited loops

Interview Preparation Tips

Interview preparation tips for other job seekers - Go through the Job description and keep your communication skill up to mark.
One needs to be well conversant if working in BT group as you are directly interacting with english people.

Skills evaluated in this interview

Senior Lead Designer Interview Questions asked at other Companies

Q1. What is importance of database when troubleshooting production issue
View answer (1)

BT Group interview questions for popular designations

 Financial Analyst

 (10)

 Network Engineer

 (9)

 Associate Engineer

 (6)

 Project Coordinator

 (4)

 Network Security Engineer

 (4)

 Software Engineer

 (4)

 Associate

 (4)

 Senior Associate

 (3)

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Naukri.com and was interviewed in Jul 2024. There were 2 interview rounds.

Round 1 - Coding Test 

2 programmings on problem solving+ some mcqs on Java + spring boot+ mysql

Round 2 - One-on-one 

(4 Questions)

  • Q1. Streams question to find the count of integers in a list and return it as 1 : 5, 2 : 3, ..
  • Q2. Solid principles + spring theory different questions like jsonignore, pathvaroables, asynchronous communications, normalisation, etc.
  • Q3. Questions on core java like oops, final,static, collections, generics
  • Q4. Questions on project and each part of your services

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare streams, core java well also try to practice discussion about your work in present company and theory of java + spring

Software Developer Interview Questions asked at other Companies

Q1. Maximum Subarray Sum Problem Statement Given an array of integers, determine the maximum possible sum of any contiguous subarray within the array. Example: Input: array = [34, -50, 42, 14, -5, 86] Output: 137 Explanation: The maximum sum is... read more
View answer (42)

Get interview-ready with Top BT Group Interview Questions

Interview experience
1
Bad
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
No response

I applied via Referral and was interviewed in Nov 2024. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. What is reset and rebase

Software Engineer Interview Questions asked at other Companies

Q1. Bridge and torch problem : Four people come to a river in the night. There is a narrow bridge, but it can only hold two people at a time. They have one torch and, because it's night, the torch has to be used when crossing the bridge. Person... read more
View answer (196)

Jobs at BT Group

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Senior Developer Interview Questions & Answers

user image rishabh chaurasiya

posted on 27 Nov 2024

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

(2 Questions)

  • Q1. Fail safe and fail fast interator
  • Q2. What is Spring AOP
  • Ans. 

    Spring AOP (Aspect-Oriented Programming) is a framework that provides cross-cutting concerns in a modular way.

    • Spring AOP enables separation of concerns by allowing the definition of aspects (cross-cutting concerns) separate from the main application logic.

    • It allows developers to apply aspects to multiple classes without modifying the actual code of those classes.

    • Examples of cross-cutting concerns that can be addressed ...

  • Answered by AI

Skills evaluated in this interview

Senior Developer Interview Questions asked at other Companies

Q1. What is your current CTC and what is your expected CTC?
View answer (1)
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Job Portal and was interviewed in Sep 2024. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. They asked what you do if wifi is not working in your device?
  • Q2. What is OSI model?
  • Ans. 

    The OSI model is a conceptual framework that standardizes the functions of a telecommunication or computing system into seven layers.

    • The OSI model stands for Open Systems Interconnection model.

    • It helps in understanding how data is transferred from one computer to another over a network.

    • The seven layers are: Physical, Data Link, Network, Transport, Session, Presentation, and Application.

    • Each layer has specific functions...

  • Answered by AI

Interview Preparation Tips

Topics to prepare for BT Group Managed Service Associate interview:
  • DCCN
Interview preparation tips for other job seekers - It was good experience, and interviewer was very friendly.

Skills evaluated in this interview

Managed Service Associate Interview Questions asked at other Companies

Q1. what is full form of LASER
View answer (1)

NOC Engineer Interview Questions & Answers

user image Anonymous

posted on 17 Jul 2024

Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Tell me about your self.
  • Q2. What is RAN, VLAN, 4G,5G, incident management.
  • Ans. 

    RAN stands for Radio Access Network, VLAN is Virtual Local Area Network, 4G and 5G are mobile network technologies, and incident management involves handling and resolving network issues.

    • RAN (Radio Access Network) is a part of a mobile telecommunication system that connects individual devices to other parts of a network through radio connections.

    • VLAN (Virtual Local Area Network) is a technology that allows multiple net...

  • Answered by AI
Round 2 - Technical 

(2 Questions)

  • Q1. Tell me about BT, strength and weakness, small technical talk from my cv.
  • Q2. Switch , router , modem questions.

Interview Preparation Tips

Interview preparation tips for other job seekers - Worst experience, they wait me a lot for more than 2 hours for first round. I cleared all round and my all round goes well, they not selected me, when I ask the feedback and reason. They are unable to give the answer.

Skills evaluated in this interview

NOC Engineer Interview Questions asked at other Companies

Q1. How to access others computer on our PC? Which tools is used to access within single network?
View answer (8)
Interview experience
1
Bad
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I was interviewed in Jan 2025.

Round 1 - Technical 

(1 Question)

  • Q1. Network Related Questions
Round 2 - Technical 

(1 Question)

  • Q1. Python Programming

Test Professional Interview Questions asked at other Companies

Q1. Any application software,Power quality, Energy metering monitoring software works.
View answer (1)
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Campus Placement and was interviewed in Aug 2024. There were 3 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. What is full form of LASER
  • Ans. 

    Light Amplification by Stimulated Emission of Radiation

    • Stands for Light Amplification by Stimulated Emission of Radiation

    • Involves the emission of light through a process of stimulated emission

    • Used in various applications such as surgery, communication, and manufacturing

  • Answered by AI
Round 2 - One-on-one 

(1 Question)

  • Q1. What are kind of topologies?
  • Ans. 

    Topologies refer to the arrangement of nodes in a network and how they communicate with each other.

    • Common topologies include bus, star, ring, mesh, and hybrid.

    • Bus topology uses a single cable to connect all devices.

    • Star topology has all devices connected to a central hub.

    • Ring topology connects devices in a circular manner.

    • Mesh topology has each device connected to every other device.

    • Hybrid topology combines two or more

  • Answered by AI
Round 3 - HR 

(1 Question)

  • Q1. Why do you want to join bt group?
  • Ans. 

    I want to join BT Group because of its reputation for innovation and commitment to providing top-notch managed services.

    • BT Group is known for its cutting-edge technology and solutions in the telecommunications industry

    • I am impressed by BT Group's focus on delivering excellent managed services to its clients

    • I believe that joining BT Group will provide me with opportunities for professional growth and development

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Mostly networking company

Skills evaluated in this interview

Managed Service Associate Interview Questions asked at other Companies

Q1. what is full form of LASER
View answer (1)
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BT Group Interview FAQs

How many rounds are there in BT Group interview?
BT Group interview process usually has 2-3 rounds. The most common rounds in the BT Group interview process are Technical, One-on-one Round and Resume Shortlist.
How to prepare for BT Group interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at BT Group. The most common topics and skills that interviewers at BT Group expect are Troubleshooting, Agile, Cloud Computing, Data Analysis and Monitoring.
What are the top questions asked in BT Group interview?

Some of the top questions asked at the BT Group interview -

  1. What is tenant and types? What will happen if we use same subnet in more than o...read more
  2. How do you find out whether a system is compromised or vulnerab...read more
  3. 3. What does CIA stand for in cyber securi...read more
How long is the BT Group interview process?

The duration of BT Group interview process can vary, but typically it takes about less than 2 weeks to complete.

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BT Group Interview Process

based on 166 interviews

Interview experience

4
  
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BT Group Reviews and Ratings

based on 1.9k reviews

3.9/5

Rating in categories

3.6

Skill development

4.2

Work-life balance

3.5

Salary

4.1

Job security

3.9

Company culture

3.2

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3.7

Work satisfaction

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