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I applied via Company Website and was interviewed before Nov 2023. There were 3 interview rounds.
Test design implementation involves planning, creating, and executing tests to ensure software quality.
Understand project requirements and objectives
Identify test scenarios and cases
Create test plans and strategies
Execute tests and analyze results
Implement automation where applicable
Spark uses various optimization techniques like predicate pushdown, column pruning, and shuffle optimization.
Predicate pushdown: Filters are pushed down to the data source to reduce the amount of data to be processed.
Column pruning: Only necessary columns are selected to minimize data transfer and processing.
Shuffle optimization: Minimizing data shuffling during joins and aggregations to improve performance.
I applied via Recruitment Consulltant and was interviewed before Aug 2022. There were 3 interview rounds.
Mphasis interview questions for designations
I applied via Referral and was interviewed before Aug 2021. There were 2 interview rounds.
Basic Coding Test from Data structutes and Alogorithm
I applied via Naukri.com and was interviewed in Aug 2021. There were 3 interview rounds.
A class not exception refers to a class that does not inherit from the Exception class, while a no definition class refers to a class that has not been defined or declared.
A class not exception does not have the built-in exception handling capabilities provided by the Exception class.
A no definition class means that the class has not been defined or declared in the code.
An example of a class not exception could be a cu...
I applied via Referral and was interviewed in Apr 2020. There were 4 interview rounds.
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