Freelance Trainer Interview Questions and Answers

Comparator vs Comparable, AutoBoxing, Lambda Expressions, Functional Interface, SOLID Principles of Java

• Comparator is used to compare two objects while Comparable is used to sort objects

• AutoBoxing is the automatic conversion of primitive data types to their corresponding object wrapper classes

• Lambda expressions are anonymous functions that can be passed as arguments to methods or stored in variables

• Functional interfaces are interfaces with a single abstract method that can be...read more

I use technology to enhance learning experience and engage students.

• I incorporate interactive multimedia presentations

• I use online resources and tools for research and collaboration

• I encourage the use of educational apps and games

• I provide online assessments and feedback

• I use virtual reality and simulations for experiential learning

An abstract class can have implementation while an interface cannot.

• An abstract class can have constructors while an interface cannot.

• An abstract class can have instance variables while an interface cannot.

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

• An abstract class can provide default implementation for some methods while an interface cannot.

• An abstract class can be used to define a base class for a hierarchy of related classes whi...read more

Creativity in training is essential for engaging learners and enhancing retention.

• Encourage interactive activities like role-playing or group discussions

• Incorporate multimedia elements such as videos, infographics, or interactive quizzes

• Use real-life scenarios to make the training relevant and practical

• Allow for flexibility and adaptability in the training approach to cater to different learning styles