Posted On: Dec 28, 2020
The Callable interface defines a task that returns a result and may throw an exception. It is declared in java.util concurrent package. The Future interface represents the value returned from an asynchronous computation.
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It is a process in java through which multiple threads can be executed simultaneously. A thread can be explained as a lightweight sub-process, it is the smallest unit of processing. Both multiprocessi...
In Java, A HashMap is a map used to store mappings or links of key-value pairs that works on the hashing principle. It is considered as a data structure that allows us to store objects and retrieve it...