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Petronas Data Engineer Interview Questions and Answers
Petronas Data Engineer Interview Experiences
1 interview found
Anonymous
(2 Questions)
- Q1. Questions about AWS services
- Q2. Data manipulation using Python
- Ans.
Python is commonly used for data manipulation tasks due to its powerful libraries like Pandas and NumPy.
Use Pandas library for data manipulation tasks in Python
Pandas provides data structures like DataFrame for easy manipulation
Use NumPy for numerical operations on data arrays
Example: df['new_column'] = df['column1'] + df['column2']
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I applied via Campus Placement and was interviewed before Feb 2021. There were 3 interview rounds.
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- Java
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I applied via Campus Placement and was interviewed before May 2021. There were 2 interview rounds.
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I applied via Campus Placement and was interviewed before Jun 2021. There were 2 interview rounds.
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I applied via Company Website and was interviewed before Jul 2021. There were 2 interview rounds.
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I applied via Campus Placement and was interviewed before Aug 2021. There were 2 interview rounds.
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I applied via Campus Placement and was interviewed before Jun 2021. There were 2 interview rounds.
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- DBMS
- Software Engineering
- Basic coding
Be confident and have a smiling face in the interview round.
I applied via Campus Placement and was interviewed before May 2021. There were 2 interview rounds.
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whatever project you are including , you should know enough to explain everything.
I applied via Campus Placement and was interviewed before Mar 2021. There were 2 interview rounds.
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I applied via Campus Placement and was interviewed before Oct 2021. There were 3 interview rounds.
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