Oyo Rooms Purchase Executive Interview Questions and Answers

Q1. Basic Php ,Oops
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Q1. Security questions
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Q1. Use of model in laravel
Ans. 
Models in Laravel are used to interact with the database and represent data.
• Models in Laravel are used to perform database operations such as retrieving, inserting, updating, and deleting data.

• Models help in organizing and structuring the data in the application.

• Models in Laravel follow the MVC (Model-View-Controller) pattern.

• Example: Creating a User model in Laravel to interact with the users table in the database.
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Q2. SQL get highest salary for employee
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Q1. SQL joins and types of joins
Ans. 
SQL joins are used to combine rows from two or more tables based on a related column between them.
• Types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL 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.

• RIGHT JOIN returns all rows from the right table and the matched rows from the left table.

• F...read more
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Q2. What is self join and realted question
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Q1. Previous projects and contributions
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There was 4 section
1.apptitute
2.reasoning
3.English
4.Pattern matching

Q1. Introduction , family background, Cv related
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Q2. Explain project, Hockey related
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Q1. Basic question related to food safety.
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Q1. Zigzag traversal of tree
Ans. 
Zigzag traversal of a tree is a method to visit the nodes in a tree in a zigzag pattern.
• Use a queue to perform a level order traversal of the tree.

• For each level, alternate the direction of traversal (left to right, then right to left).

• Store the values of the nodes in each level in an array of strings.
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Q2. 3 Technical rounds Core Java and Springboot ques. RabbitMQ, annotations, multithreading, interface, concurrent hashmap, response body, Rest Api
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Q1. Refrigeration storage related
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Q2. Related to compressor and temperature compliance
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Q3. Related to past experience
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Q4. Related to dry and cold storage practices
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Q5. TPM and 5 S RELATED
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Q1. About your current experience
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Q1. About your work experience and skills
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Q1. Managerial skills and willingness
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