Innovaccer Interview Questions, Process, and Tips

Q1. Interviewer ask me to solve only 5-6 SQL I answered all questions except one
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Q1. Interviewer asks me to to explain project and after that ask me to solve 3 SQL problem
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Q1. Salary discussion
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It had 1 SQL question & 1 question on Dynamic Programming.

Q1. Question on group by, aggregate functions.
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Q2. Window functions
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Q1. What projects have you worked on ?
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Q2. Any interesting problem solved ?
Ans. 
Developed a predictive model to forecast customer churn for a telecom company.
• Identified key factors contributing to customer churn such as call drop rates and customer service response times.

• Collected and cleaned data from various sources including customer call logs and service records.

• Used machine learning algorithms such as logistic regression and random forest to build the predictive model.

• Achieved a prediction ac...read more
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Q1. Questions Revolving around SQL (Window Functions and Group By) and little bit of filtering using the Where clause, CTE might be required to solve some queries so be prepared for that as well.
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Q1. Mangerial Round: Questions Revolving around CV and Pas Projects
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2 SQL and 1 coding question

Q1. Different types of join
Ans. 
Different types of join include inner join, outer join, left join, and right join.
• Inner join: Returns only the rows that have matching values in both tables.

• Outer join: Returns all rows when there is a match in one of the tables.

• Left join: Returns all rows from the left table and the matched rows from the right table.

• Right join: Returns all rows from the right table and the matched rows from the left table.
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Q2. Explanation of different data structures
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Data structures are ways to organize and store data in a computer system.
• Data structures include arrays, linked lists, stacks, queues, trees, graphs, etc.

• Arrays store elements of the same data type in contiguous memory locations.

• Linked lists consist of nodes where each node contains data and a reference to the next node.

• Stacks follow the Last In First Out (LIFO) principle.

• Queues follow the First In First Out (FIFO) pri...read more
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