MathCo Senior Cloud Engineer Interview Questions and Answers

Online coding test with Sql and python questions

Q1. Details about project and experience
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Q2. Pyspark and databricks questions
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Q3. What is Spark context
Ans. 
Spark context is the main entry point for Spark functionality and represents the connection to a Spark cluster.
• Main entry point for Spark functionality

• Represents connection to a Spark cluster

• Used to create RDDs, broadcast variables, and accumulators
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Q4. What is inheritance
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Inheritance is a concept in object-oriented programming where a class can inherit attributes and methods from another class.
• Allows for code reusability by creating a new class based on an existing class

• Derived class inherits properties and behaviors of the base class

• Supports the concept of polymorphism and encapsulation

• Example: Class 'Car' can inherit from class 'Vehicle' and inherit its attributes like 'color' and met
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Q5. What is sparkconfig
Ans. 
SparkConfig is a configuration object used in Apache Spark to set various parameters for Spark applications.
• SparkConfig is used to set properties like application name, master URL, and other Spark settings.

• It is typically created using SparkConf class in Spark applications.

• Example: val sparkConf = new SparkConf().setAppName("MyApp").setMaster("local")
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Q1. Questions on java , spring boot , containarisation tools, coding, SOLID principles
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5 coading questions were asked in it

Q1. Manegerial round
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In Mu Sigma APT round is divided into 3 sections Quant, Logical and verbal

90 min coding test with 4-5 problems to solve

Q1. Technical rounds mostly goes around the project work ans some were based on the JD.
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Spark, python related questions

Q1. Previous project, scenario based problem to solve
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Q1. Package, preffered location
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Q1. Python, Django questions Easy to Medium level DSA Discussion on Project and previous work experience Some SQL queries
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Q1. Some Python questions and discussion on work experience Some design question like how you will design backend for some project from scratch Some managerial questions Questions on git
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Q1. Some basic HR questions
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