FarEye Technical Support Engineer Interview Questions and Answers

Focusing on moderate level patterns

Q1. Discuss object oriented principles in depth
Ans. 
Object oriented principles are fundamental concepts in software development that focus on organizing code into objects with properties and behaviors.
• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Inheritance: Allowing a new class to inherit properties and behaviors from an existing class.

• Polymorphism: The ability for objects of different classes to respond to the same message in di...read more
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Q2. Deep discuss of interface
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Q3. Deep discuss of exception, multithreading
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Q4. Deep discuss of oop
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Q1. Asked some tricky question related to real life problems
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Pattern building logic building

Q1. Oops and your core programming
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Pattern question for 60 minutes and recursion question

A question regarding patterns that involves dynamic pattern problems.

Aptitude test was easy level and moderate level.

Coding test was held in the google form which was very easy.

Q1. What is volatile keyword?
Ans. 
The volatile keyword in software engineering is used to indicate that a variable's value can be modified by multiple threads.
• Volatile keyword ensures that the variable's value is always read from and written to the main memory, rather than cached in a thread's local cache.

• It is used to prevent unexpected behavior in multi-threaded environments where multiple threads may access and modify the same variable simultaneousl...read more
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Q2. What is abstract class
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An abstract class is a class that cannot be instantiated and is meant to be subclassed.
• An abstract class can have abstract methods that must be implemented by its subclasses.

• An abstract class can also have non-abstract methods that can be inherited by its subclasses.

• An abstract class provides a common interface for its subclasses.

• An abstract class can have instance variables and constructors.

• An abstract class cannot be...read more
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Q3. Where do you use abstract class
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Abstract classes are used to provide a common interface and partial implementation for related classes.
• Abstract classes are used when you want to create a base class that cannot be instantiated on its own but can be inherited by other classes.

• They are useful when you want to define common methods and properties that multiple related classes should have.

• Abstract classes can have both abstract and non-abstract methods.

• Ab...read more
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