InfoService Team Lead Interview Questions and Answers

Q1. Performance optimisation
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Q1. Lods,parameters
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Q1. Sql queries on analytical queries
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Q2. Different constraints and join methods
Ans. 
Different constraints and join methods in database queries
• Constraints in database queries ensure data integrity and enforce rules on data

• Join methods in database queries are used to combine rows from two or more tables based on a related column between them

• Examples of constraints include primary key, foreign key, unique key, and check constraints

• Examples of join methods include inner join, outer join (left, right, full
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It was mostly on sub queries.

Q1. Write a join in sql
Ans. 
A SQL join is used to combine rows from two or more tables based on a related column between them.
• Use the JOIN keyword to specify the tables to be joined

• Use the ON keyword to specify the column to join on

• Types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN
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Q2. Java related many questions
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Q1. Explain your project in details
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Q2. Write 2 any joins in sql
Ans. 
Two common SQL joins are INNER JOIN and LEFT JOIN.
• INNER JOIN: Returns rows when there is at least one match in both tables.

• LEFT JOIN: Returns all rows from the left table and the matched rows from the right table.
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Q1. How are you doing
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Q2. Which was your previous institution
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Q1. Related to the process
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Q1. Senior management taken the round
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Q1. HR round regarding the documentation
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Q1. Finally salary discussion and offer letter
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Q1. Oops concept asked in frame works
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Q2. Inheritance encapsulation abstracts
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Q1. Salary expectations
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On risk assessment and as well as case study

Q1. Salary expectations
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Q2. Job location etc etc
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Q1. Team leader role nd responsibility
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Q2. Team leader KPI
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Q1. Oops concepts and Kotlin extension function
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Q2. Android basics mainly Rex java and android
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Q1. Higher order function and test
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Q2. Sealed class and hashmap
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