BT Group Design Engineer Interview Questions and Answers

Q1. BGP MPLS QOS OSPF
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Q2. Work profile in last company
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I worked as a Senior Engineer in my previous company.
• Led a team of engineers in developing and implementing new software solutions

• Collaborated with cross-functional teams to ensure project success

• Designed and implemented scalable and efficient code

• Participated in code reviews and provided constructive feedback

• Mentored junior engineers and facilitated their professional growth
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Q1. Salary discussion for role
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2 levels of interview asked on Java Spring boot

2 levels of interview asked on java spring

Sdwan, osi layer tcp ,udp,ip addressing,

Q1. SDWAN, ip addressing ,subnetting, osi modle
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Q1. Basic concepts of VOIP and trunk configuration. Need to know ongoing voip trends in the market. Teams is budding platform and would be great to have Skype for business background
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Q1. Why do you want to join Tata?
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Hacker rank test was given. 30 mcq and 1 coding test. Test duration is 1 hour. Core java and spring boot questions were covered.

Q1. Core Java, spring annotations, hashmap internal working, exception handling, working of rest controller, Java 8 features, code using streams api, multithreading concepts
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Q1. Microservice architecture, working of spring Mvc, communications between microservice, actuator, swagger, why microservice is implemented, spring vs spring boot, design patterns used, questions related to ...read more
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Q1. What do you know about ORAN?
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