OpenText Technologies Architect Interview Questions and Answers

Q1. Explain your App Archictecture
Ans. 
Our app architecture follows a microservices approach, utilizing Docker containers and Kubernetes for scalability and flexibility.
• Utilizes microservices architecture for modular and scalable development

• Uses Docker containers for easy deployment and management

• Leverages Kubernetes for orchestration and scaling

• Implements RESTful APIs for communication between services
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Q2. Design Patterns
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Q1. Micro services concept, cloud concept, batch processing
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Q1. Kafka, spring batch , cloud best practices, containerization, Architectural principles,
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Q1. Managerial Round No technical questions
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Q1. Salary, Work Policy
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Round duration - 50 minutes
Round difficulty - Medium

Yes consist of two code and questions MCQ of ds ,algo,Linz,shell,English and DBMS
Test happens with your webcam access.

Q1. 
Nth Fibonacci Number Problem
Calculate the Nth term in the Fibonacci sequence using the formula: F(n) = F(n-1) + F(n-2) where F(1) = F(2) = 1.
Given a number N, determine the Nth Fibonacci number.
Input...read more
Ans. 
Calculate the Nth Fibonacci number using the given formula and constraints.
• Implement a function to calculate the Nth Fibonacci number using the formula F(n) = F(n-1) + F(n-2) with base cases F(1) = F(2) = 1.

• Use dynamic programming or recursion to efficiently compute the Fibonacci number for large N values.

• Ensure the input N is within the constraints 1 <= N <= 10000.

• Example: For N = 5, the output should be 5 as th
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Round duration - 40 minutes
Round difficulty - Hard

Late night around at 8 pm 
Environmental is positive.
Interviewer made me feel positive

Q1. 
Priority Queue Implementation
Ninja is tasked with implementing a priority queue using the Heap data structure. Since Ninja is busy with tournament preparations, your help is requested to complete this ta...read more
Ans. 
Implement a priority queue using Heap data structure with functions like push, pop, getMaxElement, and isEmpty.
• Implement push() function to insert element into the priority queue.

• Implement pop() function to delete the largest element from the queue.

• Implement getMaxElement() function to return the largest element.

• Implement isEmpty() function to check if the queue is empty.
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Q2. You have 3 bulbs outside a room and 3 switches inside the room. The challenge is to determine which switch controls which bulb, with the constraint that you can only enter the bulb room once.
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Round duration - 10 Minutes
Round difficulty - Easy

Morning time
Positive environment
Nice interviewer