Answer : HashMap is one of the most widly used implementation of Map to store key-value pairs…
Tech Mahindra interview questions and answers
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Answer : Exception in Java represents that problem arises during the execution of the program…
Answer : The following stages are the concept of oops achieved in Java…
Answer : JDBC(Java Database Connectivity) is an API which is used to access database…
Answer : Hadoop is an open source software stack that runs on a cluster of machines
Answer : Partitioning is the optimization technique in Hive which improves the performance significantly.