CBA Infotech Platform Engineer Interview Questions and Answers

Q1. Tell us about your experience
Ans. 
I have 5 years of experience in designing, implementing, and maintaining scalable platforms for various organizations.
• Designed and implemented CI/CD pipelines using tools like Jenkins and GitLab

• Managed containerized applications using Docker and Kubernetes

• Automated infrastructure provisioning with Terraform and Ansible

• Worked on monitoring and logging solutions like Prometheus and ELK stack
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Q2. What is your Motivation
Ans. 
My motivation stems from a passion for problem-solving, a drive for continuous learning, and a desire to make a positive impact through technology.
• Passion for problem-solving drives me to tackle complex challenges

• Desire for continuous learning motivates me to stay updated with the latest technologies and trends

• Making a positive impact through technology by improving processes and creating innovative solutions
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It was meeting with two managers

Wfh is good or not - explain you r point of view.

Q1. Java 8 features related question.
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Q2. Concurrent hash map working.
Ans. 
Concurrent hash map allows multiple threads to access and modify a hash map concurrently.
• ConcurrentHashMap class in Java provides a thread-safe implementation of a hash map.

• It uses internal synchronization mechanisms like locks and volatile variables to ensure thread safety.

• Concurrent hash maps are useful in scenarios where multiple threads need to read and write to a shared hash map.

• Example: ConcurrentHashMap
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Q1. Technicsl Q relsted to CPI
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Q1. Related to adapter in integration
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Asked questions on Ansible
What is role in Ansible
Inventory file
Write one ansible script to install nginx in 10 servers and send competition mail to user

Q1. What is your salary expectation
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Q2. Are you ready for relocate
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Q1. About SAP PO and In depth of CPI
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Q1. Deep on CPI and Cloud integration.
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Hacker rank test for c sharp ,angular with few subjective sql server,jquery ,asp.net,api .

Q1. Starting with self introduction move to last company project ,role and responsibility.then move to technical discussions from c sharp ,mvc ,angular ,api ,test cases etc.
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Q1. Salary discussion and availability to join asap and documentation details.
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Q1. What is cosine similarity
Ans. 
Cosine similarity is a measure of similarity between two non-zero vectors of an inner product space.
• It measures the cosine of the angle between two vectors.

• Values range from -1 (completely opposite) to 1 (completely similar).

• Used in information retrieval, text mining, and recommendation systems.
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