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Create an array list and add duplicates to it and write program to find if it has duplicates. write a sql query to find the second highest salary write sql query to find duplicate mail ids difference between hash map and concurrent hash map about Kafka about stream flow to integrate JPA
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Tech Lead / Sr Java Developer

Interviewed at Infosys

3.6★
Jan 13, 2026

Create an array list and add duplicates to it and write program to find if it has duplicates. write a sql query to find the second highest salary write sql query to find duplicate mail ids difference between hash map and concurrent hash map about Kafka about stream flow to integrate JPA

Written Test: min and max in an array remove duplicates from a string without using extra memory integer between 0 to 999999 will be given , we need to print them in words like for 120 print one hundred twenty JMS queues find out the winner of the tic-tac game board of any size. write the data coming from the DB to a file using multiple threads MCQs were very easy
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Senior Software Developer (Java)

Interviewed at DBS Bank

3.8★
Aug 21, 2016

Written Test: min and max in an array remove duplicates from a string without using extra memory integer between 0 to 999999 will be given , we need to print them in words like for 120 print one hundred twenty JMS queues find out the winner of the tic-tac game board of any size. write the data coming from the DB to a file using multiple threads MCQs were very easy

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