ALTEN Software Engineer Interview Questions and Answers

Q1. Question on Spark and python and sql
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Q1. Questions on sql and python and spark
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Q1. General HR questions
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OS questions, locking and threads etc

Basic questions on Linked list

Q1. IPC mechanisms in OS, process management
Ans. 
IPC mechanisms in OS facilitate communication between processes, while process management involves creating, scheduling, and terminating processes.
• IPC mechanisms include shared memory, message passing, and sockets.

• Shared memory allows processes to share a portion of memory for communication.

• Message passing involves sending and receiving messages between processes.

• Sockets enable communication between processes over a ne...read more
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Q2. Fibonacci series code
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Q1. What challenging work you did in previous company
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Implemented a real-time data processing system to handle large volumes of data efficiently.
• Designed and implemented a distributed system using Apache Kafka for real-time data processing.

• Optimized data processing algorithms to handle large volumes of data without impacting performance.

• Collaborated with cross-functional teams to ensure seamless integration of the system with existing infrastructure.
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Q1. Sorting Algorithms
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Q2. HashMap principles
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HashMap principles involve key-value pairs, hashing, and efficient retrieval.
• HashMap stores key-value pairs using hashing for efficient retrieval.

• Keys must be unique but values can be duplicated.

• HashMap allows null keys and values.

• HashMap is not synchronized, use ConcurrentHashMap for thread safety.
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Q3. Data Structures
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Q4. Spring Fundamentals
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Question based on fundmentals of CS

Q1. Dsa related problem ,SQL and your project.
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Q2. Majorly focouses on Dsa and SQL
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Q1. Ask question about your shifts and timings and will you able to relocate or not
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Q1. LAMP stack related questions
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The test consisted of 3 sections - English, Logical and Coding questions. The questions were not to difficult to answer, if you have good knowledge you are likely to crack it.

GD will be conducted between 10-12 people in batches, You will get you topic and 2 mins to prepare something on it and then round is open to speak. If you keep your calm and speak the right things at the right time, you are good to go.

Q1. I was asked which language was my go to and then I was asked further questions on that.
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Q2. Questions were asked on core Java concepts. A block of code was given and I was asked what would be the output.
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Q1. A basic HR round discussing the CTC and your job location.
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Q1. Basic OOPS concepts
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Q2. Angular Interview quiestions
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