Concentrix Catalyst Team Lead Interview Questions and Answers

Q1. Design patterns in Microservices
Ans. 
Design patterns in Microservices involve strategies for building scalable, resilient, and maintainable distributed systems.
• Use of patterns like Service Registry, Circuit Breaker, and API Gateway for managing communication between services

• Implementing patterns like Saga for managing distributed transactions

• Applying patterns like CQRS and Event Sourcing for maintaining consistency and scalability

• Utilizing patterns like B...read more
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Q2. Java 8 streams questions
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Q1. Salary expectations
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Q2. Negotiation in NP
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Q1. Basic java 8 questions
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Q1. API architectures
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Q1. Tell me about your self, why you want to join, what do you know about NIQ,case study on people management
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Mcq tests on java ,springboot and data base concepts

Q1. Techno managerial round on last project worked.Discussion about project you are going to work.
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Q1. Complete check on Project deliverables
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Q1. Scenario based questions
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Q1. What is your strength and weakness
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Q2. Tell me about your self
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Q3. What is your ctc
Ans. 
My current CTC is $80,000 per year.
• My current CTC is $80,000 per year

• I am open to discussing salary expectations during the interview process

• I have experience negotiating salary packages in previous roles
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Q4. Wlakthrough me your cv
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Q5. Where do you find your self in company after 5 years
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Q1. There are simple questions like java 8 features, Micro service patterns like circuit breaker and service discovery
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Q2. How do you bring up the micro service application automatically which was down if multiple services are running in a cluster.
Ans. 
To bring up a down micro service in a cluster, use automated monitoring and recovery tools.
• Use a monitoring tool to detect when a service is down

• Configure the tool to automatically restart the service

• Ensure that the tool is configured to handle multiple services in a cluster

• Consider using container orchestration tools like Kubernetes or Docker Swarm

• Test the automated recovery process regularly to ensure it is working p
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Q3. Write a program for global exception handling and character frequency in sentence
Ans. 
Program for global exception handling and character frequency in sentence
• Use try-except block to handle exceptions globally

• Use collections module to count character frequency

• Iterate through the sentence and count each character

• Print the character frequency in descending order
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