Aspire Systems Senior Software Engineer Interview Questions and Answers

Advanced coding concepts are complex techniques used in software development to optimize performance and efficiency.

• Data structures and algorithms play a crucial role in optimizing code efficiency.

• Design patterns help in creating scalable and maintainable code.

• Concurrency and parallelism are important for improving performance in multi-threaded applications.

• Functional programming concepts like immutability and higher-order functions can lead to cleaner and more robust code.

• Op...read more

Interface defines a contract while abstract class provides partial implementation.

• Interface only has method signatures while abstract class can have both abstract and non-abstract methods.

• A class can implement multiple interfaces but can only inherit from one abstract class.

• Interfaces are used for loose coupling while abstract classes are used for code reusability.

• Example of interface: Comparable interface in Java.

• Example of abstract class: Animal class with abstract method '...read more

Ref vs out: Ref passes variable by reference, out initializes variable. Const vs readonly: Const is compile-time constant, readonly is runtime constant.

• Ref passes variable by reference, out initializes variable

• Const is compile-time constant, readonly is runtime constant

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OOPs concept is a programming paradigm based on the concept of objects, which can contain data in the form of fields and code in the form of procedures.

• OOPs stands for Object-Oriented Programming

• Key concepts include classes, objects, inheritance, polymorphism, and encapsulation

• Classes are blueprints for creating objects, which are instances of classes

• Inheritance allows a class to inherit properties and behavior from another class

• Polymorphism allows objects of different classe...read more