1.difference between list,set and map in java collections 2.exception Handling 3.difference between throw and throws 4.why to create a thread 5.maker interface in java and its use 6.Spring boot which you used in your project Annotations 7.basis step to create simple rest api (spring boot )

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Interview questions for Senior Java Developer

List is an ordered collection, Set is an unordered collection with no duplicates, Map is a key-value pair collection
Exception handling is used to handle runtime errors and prevent program crashes
Throw is used to throw an exception explicitly, Throws is used to declare an exception that a method may throw
Threads are used to execute multiple tasks simultaneously and improve program performance
Marker interface is an interface with no methods, used to mark a class for special treatment
Spring Boot annotations include @RestController, @RequestMapping, @Autowired, etc.
Basic steps to create a simple REST API in Spring Boot include creating a controller, defining endpoints, and mapping requests

1.difference between list,set and map in java collections 2.exception Handling 3.difference between throw and throws 4.why to create a thread 5.maker interface in java and its use 6.Spring boot which you used in your project Annotations 7.basis step to create simple rest api (spring boot )

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