HashedIn by Deloitte Interview Questions, Process, and Tips

Coding test of medium to hard difficulty.

Q1. What is multiple inheritance
Ans. 
Multiple inheritance is a feature in object-oriented programming where a class can inherit attributes and methods from more than one parent class.
• Allows a class to inherit attributes and methods from multiple parent classes

• Can lead to the Diamond Problem where ambiguity arises if two parent classes have a method with the same name

• Languages like C++ support multiple inheritance
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Q2. What is abstraction and encapsulation
Ans. 
Abstraction is the concept of hiding complex implementation details and showing only the necessary information. Encapsulation is bundling data and methods that operate on the data into a single unit.
• Abstraction focuses on what an object does rather than how it does it

• Encapsulation restricts access to some of an object's components, protecting the object's integrity

• Abstraction allows for creating simple interfaces for c...read more
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No idea as I could not attend this round.

Q1. No idea as I was not allowed to qualify for this round.
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Q2. No idea as I was not allowed to qualify for this round also.
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Q1. Asked about intro at first Then asked about recent data engineering project Then dsa leetcode medium questions on arrays and list Aksed about spark
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Q2. Spark basics Arrays basic Linked list reverse
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Q1. Graph based questions
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Q1. 3D Dynamic programming
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Q1. Normal HR questions
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