Exponentia.ai Performance Management Executive Interview Questions and Answers

Q1. Previous work experience related questions
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Q1. Admin related questions
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Q1. Understanding on Roles and responsibilities
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Q1. Salary negotiations and policy understanding
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Q1. How to decide upon Spark cluster sizing?
Ans. 
Spark cluster sizing depends on workload, data size, memory requirements, and processing speed.
• Consider the size of the data being processed

• Take into account the memory requirements of the Spark jobs

• Factor in the processing speed needed for the workload

• Scale the cluster based on the number of nodes and cores required

• Monitor performance and adjust cluster size as needed
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Q2. Question on Spark internals
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Implement a pipeline based on given conditions and data requirement

Q1. There were no questions as such. They want me join on very next day when the HR discussion was over and started itimidating me with aggressive approach even without discussing the salary part and the benef...read more
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Q1. Spark and airflow related questions
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Q2. AWS services and it's related questions
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I cannot recall the platform, but it featured a combination of Python and SQL questions, with the majority being focused on SQL.

Q1. SQL basics like Indexes, Clustering, Keys, Data warehousing concepts, Normalization and Denormalization etc..
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Q2. SQL coding questions
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Q1. SQL questions to solve using different types of joins
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Q2. Questions based on project and data quality checks
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Q1. Behavioral questions
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Q2. Culture fit
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In the first round they ask some technical mcq and gave some coding questions in python and SQL.there were less aptitude questions.

Q1. Just asking simple string based questions and some difficult sql questions .it was 1hr section.
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Q2. Groupby having, joins like inner outer left right
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Q3. Most frequent word in a sentence ?
Ans. 
The most frequent word in a sentence can be found by counting the occurrence of each word and selecting the one with the highest count.
• Split the sentence into words using whitespace as delimiter

• Create a dictionary to store the count of each word

• Iterate through the words and update the count in the dictionary

• Find the word with the highest count in the dictionary
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Q4. Given some tables and extract the values between some values and fileter by some values
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Simple mcq's and coding

Q1. In depth question on your work
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Q1. Detailed question of your tech stack advancement
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Q1. Work culture, location
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Q1. Explain spark architecture
Ans. 
Spark architecture is a distributed computing framework that consists of a driver program, cluster manager, and worker nodes.
• Consists of a driver program that manages the execution of tasks

• Utilizes a cluster manager to allocate resources and schedule tasks

• Worker nodes execute the tasks and store data in memory or disk

• Supports fault tolerance through resilient distributed datasets (RDDs)
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Q1. Different type of license in power bi. Data Modelling.
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Power BI offers different types of licenses for data modeling, including Power BI Pro and Power BI Premium.
• Power BI Pro license allows users to create and share reports and dashboards with others.

• Power BI Premium license offers additional features such as larger data capacity and advanced AI capabilities.

• Power BI Embedded license is designed for embedding reports and dashboards into custom applications.

• Power BI Report ...read more
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Q1. What abt you know tiger
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Q2. General hr questions
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