Universal Steel Information Technology India Interview Questions, Process, and Tips

Collections offer more flexibility and functionality compared to arrays.

• Collections like ArrayList in Java allow for dynamic resizing, easy insertion and deletion of elements.

• Arrays have fixed size and cannot store different data types in the same array.

• Collections provide additional methods for sorting, searching, and manipulating data efficiently.

• Example: ArrayList<String> names = new ArrayList<String>();

Objects in Java are instances of classes that encapsulate data and behavior.

• Objects are created using the 'new' keyword followed by the class name.

• Objects have attributes (fields) and methods (functions) that define their behavior.

• Example: Car object with attributes like color and speed, and methods like accelerate() and brake().

Spring annotations are used to provide metadata to Spring framework classes and methods.

• Annotations are used to configure Spring beans, dependency injection, AOP, etc.

• Examples include @Component, @Autowired, @RequestMapping, @Transactional, etc.

I manage change in requirements through clear communication, documentation, and agile methodologies to ensure project success.

• Maintain open communication with stakeholders to understand the reasons behind the change.

• Document all changes in requirements to keep track of modifications and their impacts.

• Assess the impact of the change on the project timeline, budget, and resources.

• Use agile methodologies to adapt to chang...read more