IDC Technologies Interview Questions, Process, and Tips

Q1. What are joins
Ans. 
Joins are used to combine rows from two or more tables based on a related column between them.
• Joins are used in SQL 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;
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Q2. What is DML and use
Ans. 
DML stands for Data Manipulation Language and is used to manipulate data in a database.
• DML is used to insert, update, delete, and retrieve data in a database.

• Examples of DML statements include INSERT, UPDATE, DELETE, and SELECT.

• DML is essential for managing and modifying data within a database.
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Q1. Explain your job experience and projects done till now
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Q2. What is your expected salary
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Q1. Why want to join the organisation
Ans. 
I want to join the organization because of its reputation for innovation and growth opportunities.
• Impressed by the company's track record of successful projects

• Excited about the potential for career advancement

• Interested in working with a talented team of professionals
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Q1. Tell me about your self
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Q2. Pillars of object orientation
Ans. 
Pillars of object orientation include encapsulation, inheritance, and polymorphism.
• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Inheritance: Allowing a class to inherit properties and behavior from another class.

• Polymorphism: Ability for objects of different classes to respond to the same message.
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Q1. Mostly was realted to SQl and SSIS
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Q2. Joins, Rank, Data Warehouse
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Q1. Sap ehs plm functional consultant
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Q1. Salary discussion and ext details
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Q1. Normal questions
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