Diverse Lynx Data Analyst Interview Questions and Answers

Hackerra test with sql ,python coding and theory

Sql advanced coding round

Python basic coding test

Q1. General discussion
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Hard 2 questions in 45 mins

Q1. Basic to Intermediate SQL Based questions
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Q2. Basic to Intermediate Python Based questions
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Q1. Wildcard in excel
Ans. 
Wildcard in Excel is a symbol used to represent one or more characters in a search string.
• Wildcards include * (asterisk) for multiple characters and ? (question mark) for a single character.

• Example: 'te*t' can match 'test' or 'text'.

• Wildcards are commonly used in functions like VLOOKUP and SUMIF.
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1 python question and 1 sql question for coding and rest were the mcqs based on sql and python.

Q1. Python code was asked for checking the anagrams
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Q2. Sql code asked to solve on screen share using various use cases like group by, having, count
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Q1. Python code was asked for swaping any number but without using python libraries
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Q2. Sql code was asked using concepts of rank dense,rank, partition by
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Q1. How to remove duplicate values from dataset
Ans. 
Use pandas library in Python to remove duplicate values from dataset
• Import pandas library in Python

• Use drop_duplicates() method on the dataset

• Specify columns to check for duplicates if needed

• Example: df.drop_duplicates(subset=['column_name'])
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Q2. Difference between zip and enumerate
Ans. 
zip is used to combine two lists into a list of tuples, while enumerate is used to add a counter to an iterable.
• zip function takes two lists and combines them into a list of tuples

• enumerate function adds a counter to an iterable and returns it as an enumerate object

• Example for zip: zip([1, 2, 3], ['a', 'b', 'c']) will result in [(1, 'a'), (2, 'b'), (3, 'c')]

• Example for enumerate: enumerate(['apple', 'banana', 'cherry']...read more
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Q1. Who is a BA Role of a BA Scenario based questions Questions in area of interest Questions on project
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Basic aptitude questions but less time to solve.

Basic topics given such as social media and work life balance.

Q1. Self introduction
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Q2. Why did you choose our company?
Ans. 
I chose your company because of its reputation for innovation and commitment to employee development.
• Impressed by the company's track record of successful projects

• Positive reviews from current and former employees

• Opportunities for growth and advancement within the company
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