Core Java Interview Questions
Questions Answers Views Company eMail

What happens if a constructor is declared private?

515

What are different types of expressions?

540

Which is better arraylist or vector?

559

What is a generic type?

544

Is a string literal?

511

Why is stringbuffer faster than string?

474

Why parsing is done?

490

What is string buffer?

493

Why is a string immutable?

531

What is append function?

552

What is object english?

566

Is nan false?

522

What is a generic data type?

558

What carriage return means?

514

Is string a datatype?

540


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Un-Answered Questions { Core Java }

What is a class component?

595


Which is dependent variable?

479


Can we have return statement in finally clause? What will happen?

502


What are packages in java?

550


What do you mean by append?

518






How do you make a thread in java?

619


How do you insert a line break?

479


What is fail first in java?

556


What is int argc char * argv?

552


Why do we need autoboxing in java?

506


What is an immutable class?

602


What is string in java? String is a data type?

564


How do you reverse a string in java?

570


What is a parameter example?

514


How many bytes is double?

535