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HTC Global Services
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I applied via Approached by Company and was interviewed in Apr 2024. There was 1 interview round.
Performance optimization techniques in Pyspark involve partitioning, caching, and using efficient transformations.
Partitioning data to distribute workload evenly
Caching intermediate results to avoid recomputation
Using efficient transformations like map, filter, and reduce
Avoiding unnecessary shuffling of data
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I applied via Naukri.com and was interviewed before Feb 2021. There were 2 interview rounds.
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I applied via Recruitment Consulltant and was interviewed before Oct 2021. There were 3 interview rounds.
Deep Copy creates a new object with a new memory address while Shallow Copy creates a new reference to the same memory address.
Deep Copy duplicates the object and its properties while Shallow Copy only duplicates the object reference.
Object Prototyping is a way to create new objects based on existing objects.
Prototyping allows for inheritance and the ability to add or override properties and methods.
posted on 10 Dec 2021
I applied via Recruitment Consultant and was interviewed before Dec 2020. There were 3 interview rounds.
I applied via LinkedIn and was interviewed before Jun 2020. There were 3 interview rounds.
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