iLabz Technology Java Developer Interview Questions and Answers

Synchronization in Java is the process of controlling the access of multiple threads to shared resources to avoid conflicts.

• Synchronization is used to prevent multiple threads from accessing shared resources simultaneously.

• It can be achieved using synchronized keyword, locks, or atomic variables.

• Example: synchronized block in Java ensures only one thread can execute the block at a time.

A thread is a lightweight sub-process that allows multiple tasks to be executed concurrently within a single process.

• Threads allow for concurrent execution of tasks within a single process

• Threads share the same memory space and resources of the process

• Threads can communicate with each other through shared variables or message passing

• Example: A web server handling multiple client requests concurrently using threads