Infosys Senior Sdet Engineer Interview Questions and Answers

Q1. Overloading and overriding
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Q2. Smoke and sanity
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Duplicate characters in string

Q1. Tell about project in your organisation
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It was a basic coding rount

Q1. What is kafka service
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Kafka is a distributed streaming platform used for building real-time data pipelines and streaming applications.
• Kafka is designed to handle high-throughput, fault-tolerant, and scalable real-time data streams.

• It allows for the publishing and subscribing to streams of records, similar to a message queue.

• Kafka is often used for log aggregation, stream processing, event sourcing, and real-time analytics.

• It provides featur...read more
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Q2. What is cassandra and what is it used for.
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Cassandra is a distributed NoSQL database management system designed for handling large amounts of data across multiple servers.
• Cassandra is used for storing and managing large amounts of structured data across multiple commodity servers.

• It provides high availability and fault tolerance with no single point of failure.

• Cassandra is commonly used for real-time analytics, IoT data, messaging platforms, and more.

• It uses a ...read more
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Q1. Multiple questions on Linux , how to get a process id, how to kill a process, what is difference between process and thread, what is the difference between concurrent and parallel process etc.
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Q2. Few scenario based questions around linux systems, how will you trouble shoot if client not able to connect to servers running an appilcation.
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Q3. Testing related questions, what is diff between Performance and Scale testing, where to use which one
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Q1. Coding questions basics, related to file handling, parsing files, etc.
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Q2. Linux based questions - scenarios where multiple clients trying to write to same file, how till integrity of file be maintained and how will server manager the data does not get corrupted.
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Q1. Manual Testing Concepts
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Q2. What are Oops Concepts
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Oops Concepts are fundamental principles of object-oriented programming such as Inheritance, Encapsulation, Polymorphism, and Abstraction.
• Inheritance: Allows a class to inherit properties and behavior from another class.

• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Polymorphism: Ability of a function to behave differently based on the object it is acting upon.

• Abstraction: Hiding t...read more
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Good and easy, guesstimate and puzzles

Q1. Function declaration reverse word in a string copy array without direct assignment equality operator vs strict equal post vs put success code of patch what is 403 status code
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Nice
4 Topics
3 coding questions

Nice
4 Topics
3 coding questions