NEC Software Solutions Data Analyst Interview Questions and Answers

Q1. Briefing about my last job
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Q1. On python data manipulation(easy)
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Q2. Sql(intermediate)
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Q1. Tableau interview questioins
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Q2. SQl based quetions
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DURATION 1.3 HRS WITH REASONING AND 2 CODING QUESTION

Q1. SQL QUESTION FIND N TH HIGHEST SALARY
Ans. 
Use SQL query with ORDER BY and LIMIT to find the Nth highest salary.
• Use ORDER BY clause to sort salaries in descending order

• Use LIMIT to specify the Nth highest salary

• Example: SELECT salary FROM employees ORDER BY salary DESC LIMIT N,1
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Q2. SQL QUESTION PIVOT TABLE QUESTION
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SQL and python questions are very easy.

Q1. Introduce yourself
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Hacker Rank test Write a query to fetch the EmpFname from the EmployeeInfo table in upper case and use the ALIAS name as EmpName

Q1. SQL or Structured Query Language is a standard language for dealing with relational databases. With the humongous amount of data present, it is very important for us to understand how to use queries to ret...read more
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Provided sales case study, asked to analyse the same ans provide insights