Trainee Business Analyst Interview Questions and Answers for Freshers

Different types of joins in SQL include inner join, left join, right join, and full outer join.

• Inner join: Returns rows when there is a match in both 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.

• Full outer join: Returns rows when there is a match in either table.

The primary objective of Physics Wallah is to provide high-quality education and resources to students preparing for competitive exams.

• Offering online lectures and study materials for subjects like Physics, Chemistry, and Mathematics

• Helping students prepare for exams like JEE, NEET, and other competitive exams

• Providing guidance and support to students through online platforms and resources

To make a sale, I would focus on understanding the customer's needs and offering a solution that meets those needs.

• Research the customer's industry and business to understand their pain points

• Ask open-ended questions to uncover their specific needs

• Offer a tailored solution that addresses their needs and provides value

• Provide clear and concise information about the product or service

• Follow up with the customer to ensure satisfaction and address any concerns