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3,973 engineer developer interview questions shared by candidates

1. What is static in public static void main 2. Why java program starts from main' 3. Checked and Unchecked exceptions with examples 4. Custom exception handling 5. Java 8 features : Optional class, functional interface 6. OOPS concepts 7. method overloading and over ridding 8. When is overriding used 9. Unreachable catch block 10. Why is string immutable 11. Difference between string Builder and Buffer 12. what are the components in @springBootApplication 13. Agile methodology 14. Design patterns 15. What does static keyword do 16. Can static methods be overloaded 17. valueOf() Some logic based coding Questions on previous projects
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Software Engineer - Java Developer

Interviewed at Wipro

3.6★
May 31, 2024

1. What is static in public static void main 2. Why java program starts from main' 3. Checked and Unchecked exceptions with examples 4. Custom exception handling 5. Java 8 features : Optional class, functional interface 6. OOPS concepts 7. method overloading and over ridding 8. When is overriding used 9. Unreachable catch block 10. Why is string immutable 11. Difference between string Builder and Buffer 12. what are the components in @springBootApplication 13. Agile methodology 14. Design patterns 15. What does static keyword do 16. Can static methods be overloaded 17. valueOf() Some logic based coding Questions on previous projects

Interviewer directly jumped into screen shared code writing. He gave a problem statement on hash set. Asked some questions on polymorphism, asked to write basic code around it, then went onto solid principles. HashSet qestion was difficult
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Software Engineer - Java Developer

Interviewed at Publicis Sapient

3.4★
Nov 23, 2024

Interviewer directly jumped into screen shared code writing. He gave a problem statement on hash set. Asked some questions on polymorphism, asked to write basic code around it, then went onto solid principles. HashSet qestion was difficult

There were many rounds and all were going smoothly. They asked everything in java from java features to spring boot framework. First round was coding round which was 3 hr assignment like read data from CSV/Excel file and and after calculation you have to write back to the CSV file.
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Software Engineer - Java Developer

Interviewed at Publicis Sapient

3.4★
Mar 16, 2021

There were many rounds and all were going smoothly. They asked everything in java from java features to spring boot framework. First round was coding round which was 3 hr assignment like read data from CSV/Excel file and and after calculation you have to write back to the CSV file.

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