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6,021 java senior interview questions shared by candidates

The question I can't stop thinking about is the one about six people shaking hands. It surprised me, and I know it's a common and simple question, but I won’t rest until I know the right answer and how to solve it. The most important question for me was what I expect from a project.
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Senior Java Developer

Interviewed at BairesDev

4.2★
Feb 6, 2025

The question I can't stop thinking about is the one about six people shaking hands. It surprised me, and I know it's a common and simple question, but I won’t rest until I know the right answer and how to solve it. The most important question for me was what I expect from a project.

Core java questions: Code snippets shown to answer Hashmap working Singleton class Exception and error Stack overflow error Sql query to find second largest value Load factor in hashmap String literal Design Patterns used Object class methods Mr round questions: Introduction Role in project Explain project Modules you worked Program to count words from a string Sql query to display sum of a column and name.
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Senior Java Developer

Interviewed at QBurst

4.1★
Feb 17, 2021

Core java questions: Code snippets shown to answer Hashmap working Singleton class Exception and error Stack overflow error Sql query to find second largest value Load factor in hashmap String literal Design Patterns used Object class methods Mr round questions: Introduction Role in project Explain project Modules you worked Program to count words from a string Sql query to display sum of a column and name.

oops Concepts, String Immutanbility, Hast set, hashmap working, Break and Continue statements, Write a java program to find max element from list and return index and value. Write a java program to find Max sal of employee group by department.--- yes its a java program. not Query Spring Basics, Annotations, Exceptions, Transaction Flow... I never used annotations much so I failed at answers most of them.
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Senior Java Developer

Interviewed at Quest Global

3.9★
May 17, 2018

oops Concepts, String Immutanbility, Hast set, hashmap working, Break and Continue statements, Write a java program to find max element from list and return index and value. Write a java program to find Max sal of employee group by department.--- yes its a java program. not Query Spring Basics, Annotations, Exceptions, Transaction Flow... I never used annotations much so I failed at answers most of them.

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