Cactus Communications Senior Software Engineer Interview Questions and Answers

Frameworks provide structure and pre-built components for software development, but can also limit flexibility and require learning curve.

• Advantage: Provides structure and pre-built components for faster development

• Advantage: Can improve code quality and maintainability

• Disadvantage: Can limit flexibility and customization

• Disadvantage: Requires learning curve and potential dependency issues

• Example: ReactJS provides a fr...read more

Oops stands for Object-Oriented Programming. It is a programming paradigm that uses objects to represent real-world entities.

• Advantages: code reusability, modularity, encapsulation, inheritance, polymorphism

• Disadvantages: complexity, steep learning curve, performance overhead

• Example: creating a class 'Car' with properties like 'make', 'model', and 'year', and methods like 'start_engine' and 'stop_engine'

MySQL query to find 2 highest salaries and explanation of abstract and interfaces

• Use ORDER BY and LIMIT to get the top 2 salaries

• Abstract classes cannot be instantiated and can have both abstract and non-abstract methods

• Interfaces define a set of methods that a class must implement

• Example: SELECT salary FROM employees ORDER BY salary DESC LIMIT 2

• Example: abstract class Animal { abstract void makeSound(); }

• Example: inte

Design a zepto delivery system for efficient and fast delivery of small packages.

• Utilize drones for quick and efficient delivery

• Implement a centralized hub for package sorting and distribution

• Use GPS tracking for real-time package monitoring

• Optimize routes for faster delivery times

• Ensure secure and reliable delivery process

I am a seasoned Senior Software Engineer with over 10 years of experience in developing and implementing software solutions.

• Over 10 years of experience in software development

• Proficient in multiple programming languages such as Java, Python, and C++

• Strong problem-solving skills and ability to work in a team environment

• Experience in leading and mentoring junior developers

• Familiar with Agile development methodologies