Chain-Sys Trainee Programmer Interview Questions, Process, and Tips

Q1. What are the types of clauses used in SQL and their work
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Q2. What is PLSQL? what are the mail components in PLSQL explain their work with example?
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Q1. Practical questions pn PLSQL.
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Q2. Scenario based questions pn both SQL and PLSQL.
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Q1. General questions like what is your family background, basically they will check confidence and communication.
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Sorting prgm , Searching prgm, reverse a string prgm

Q1. Explain oops concepts
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OOPs concepts are the principles of Object-Oriented Programming that help in designing and implementing software systems.
• Encapsulation - bundling of data and methods that operate on that data

• Inheritance - ability of a class to inherit properties and characteristics from a parent class

• Polymorphism - ability of an object to take on many forms

• Abstraction - hiding the implementation details and showing only the functionali...read more
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Q2. Write a abstraction program
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Abstraction program hides implementation details and shows only necessary information.
• Abstraction is a way to achieve data hiding and encapsulation

• It helps in reducing complexity and increases efficiency

• Example: A car dashboard shows only necessary information like speed, fuel level, etc. and hides the implementation details of the engine

• Abstraction can be achieved through abstract classes and interfaces
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Q1. Tell about your self
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