Bse Institute Interview Questions, Process, and Tips

Q1. Different types of Join and What is self join
Ans. 
Different types of joins include inner join, outer join, left join, and right join. Self join is when a table is joined with itself.
• Inner join: Returns rows when there is a match 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 row...read more
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Q2. What is View and there practicle use
Ans. 
A view is a virtual table created by a query. It can be used to simplify complex queries, provide security, and improve performance.
• Views can hide complexity by encapsulating multiple tables into a single virtual table.

• Views can restrict access to certain columns or rows, providing security.

• Views can improve performance by pre-computing joins or aggregations.

• Example: CREATE VIEW vw_employee AS SELECT emp_id, emp_name F
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Q1. Questions about my college project and technologies used
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Q2. Optimization process of SQL Query
Ans. 
Optimizing SQL queries involves using indexes, minimizing data retrieval, and avoiding unnecessary joins.
• Use indexes on columns frequently used in WHERE clauses

• Minimize data retrieval by selecting only necessary columns

• Avoid unnecessary joins by using subqueries or temporary tables
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Q1. Explain stock market
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Stock market is a platform where buying, selling, and issuing of shares of publicly-held companies take place.
• Stock market is a place where investors can buy and sell shares of publicly traded companies.

• Prices of stocks are determined by supply and demand, as well as various economic factors.

• Investors can make profits by buying stocks at a low price and selling them at a higher price.

• Examples of stock exchanges include
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Basic logical and mathematical aptitude test. Also they have a detailed form where they take all your information. HR will ask you basic questions about your career so far

Q1. Final round was with revenue head of the department. He also asked me questions about my roles. More focus was on the length of the employment I have worked at each company as compared to the skillset He d...read more
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Q2. Tell me about your recent career opportunities
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Q3. What is that you enjoy working or you are looking in your new job
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Q1. Where do you see yourself in 5 yrs
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