LatentView Analytics Interview Questions, Process, and Tips for Experienced

Aptitude test :Numerical,Logical and Behavioral

Group discussion - Conducted among 6-12 people

Q1. Introduction,Guesstimates & basic programming
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Q1. Project explanation:Final year project
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Q1. General HR discussion: Intro,Reasons for joining here
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Q1. How random forest decides the variables
Ans. 
Random forest decides variables based on feature importance and information gain.
• Random forest calculates feature importance by measuring how much the tree nodes that use a particular feature reduce impurity.

• Variables with higher feature importance are considered more important in making predictions.

• Random forest also uses information gain to decide which variables to split on at each node in the trees.

• The variables th...read more
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Q2. We need to use gini index for variable selection
Ans. 
Gini index is a measure of impurity used in decision trees for variable selection.
• Gini index ranges from 0 (pure node) to 0.5 (impure node)

• Variables with lower Gini index are preferred for splitting

• Higher Gini index indicates higher impurity and less predictive power
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Online platform,
SQL coding

Q1. In a one-on-one technical round, all they will ask around your resume
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Q1. Basic HR question on salary and personal backgroung
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8 python coding
With 2 aptitude

Game based assessment.
More than 8 games need to play

Q1. Questions from python and also from SQL. SQL is must to place LatentView. Some projects related questions
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Q2. How many joins are in SQL what is lamda function in python Difference between tuples and list
Ans. 
Answering questions related to SQL joins, lambda function in Python, and difference between tuples and lists.
• There are four types of joins in SQL: inner join, left join, right join, and full outer join.

• Lambda function is an anonymous function in Python that can take any number of arguments, but can only have one expression.

• Tuples are immutable and ordered collections of elements, while lists are mutable and ordered col...read more
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