In this post, we will see the list of questions asked with 3+ YOE candidate in Impetus Company Interview for Data Engineer profile.
Tag: Data Engineer
Tiger Analytics | Data Engineer Interview Questions – Set 1
In this post, we will see the list of questions asked with 4+ YOE candidate in Tiger Analytics Company Interview for AWS Data Engineer profile.
Let’s see the Questions:
Tech Mahindra | Data Engineer Interview Questions – Set 1
In this post, we will see the list of questions asked in Tech Mahindra Company Interview for Data Engineering profile.
TCS | Data Engineer Interview Questions – Set 1
In this article, we will see the list of questions asked in TCS Company Interview for Data Engineers. Let’s see the Questions:
Capgemini | Data Engineer Interview Questions – Set 1
In this article, we will see the list of questions asked in Capgemini Company Interview for Data Engineers.
Let’s see the Questions:
1) Describe a recent project you’ve worked on.
Wipro | Big Data Engineer Interview Questions – Set 1
In this article, we will see the list of questions asked in Wipro Company Interview for Data Engineers.
Let’s see the Questions:
1) Describe the concept of imputations (handling missing data) in Spark.
Deloitte | Big Data Engineer Interview Experience
In this article, we will see the list of questions asked in Deloitte Company Interview for 3+ year of experience candidate in big data field.
Let’s see the Questions:
1) Briefly Introduce YourSelf?
2) Difference between head() and take() in spark dataframe API?
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Why Do We Need Bigdata Technology?
Why Big Data?
- To process huge amounts of data which traditional systems (like your pc/ laptop) are not capable of processing.
- To process huge amounts of data we need to store it first.
Example: Suppose we need to store 150 TBs of data, can our traditional system/ laptop which have 1 TB capacity store these huge amounts of data? No Right.
Introduction To Big Data
FORMAL DEFINATION GIVEN BY IBM IS:
Any data which is characterized by 3v’s is termed as “BIGDATA”.
These are:
1) Volume
2) Variety
3) Velocity
End to End Data Engineering Roadmap
End to End Data Engineering Roadmap:
Prerequisites:
—————-
1. Basic Linux commands.
2. Programming fundamentals.
3. SQL is very important.