Infosys Operations Executive Interview Questions, Process, and Tips

Easy to moderate level of questions

Q1. Reverse string program Array String manipulation functions
Add your answer
Q2. SQL Create statement Truncate Delete Drop Difference Between delete and drop Insert statement Any questions for me?
Ans. 
SQL statements and differences between them
• CREATE statement is used to create a new table or database

• TRUNCATE statement is used to delete all data from a table

• DELETE statement is used to delete specific data from a table

• DROP statement is used to delete a table or database

• DELETE only deletes data while DROP deletes the entire table

• INSERT statement is used to add new data to a table
Answered by AI
Add your answer

Easy level, game based

Q1. What is database?
Ans. 
A database is a structured collection of data that is organized in a way that allows for easy access, management, and retrieval.
• Database stores data in tables, with each table consisting of rows and columns.

• It allows for efficient querying and retrieval of specific data.

• Examples of databases include MySQL, Oracle, and MongoDB.
Answered by AI
Add your answer
Q2. What are joins?
Ans. 
Joins are used in databases to combine rows from two or more tables based on a related column between them.
• Joins are used to retrieve data from multiple tables based on a related column between them

• Common types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN

• Example: SELECT * FROM table1 INNER JOIN table2 ON table1.column = table2.column
Answered by AI
Add your answer

Reasoning ability
Verbal ability
Puzzle
Technical ability

Q1. Introduce yourself? Tell me about your project?
Add your answer