Java Related AllOther Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Java Related AllOther Interview Questions

Questions Answers Views Company eMail

What if the main method is declared as private?

622

Explain the reason for each keyword of public static void main(string args[])?

693

What do you understand by downcasting?

699

Why oracle type 4 driver is named as oracle thin driver?

623

Can the main method be declared final?

724

Why doesn’t the main method throw an error with no arguments?

702

How can I write a program that takes command line input?

664

Why there are no global variables in java?

708

What do you understand by numeric promotion?

712

Explain the encapsulation principle.

698

How can one prove that the array is not null but empty?

684

Does jvm maintain a cache by itself? Does the jvm allocate objects in heap? Is this the os heap or the heap maintained by the jvm? Why

644

Can an application have multiple classes having main method?

675

In system.out.println(), what is system, out and println?

787

Can I have multiple main methods in the same class?

658

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Un-Answered Questions { Java Related AllOther }

What is lambda used for?

653

Is jvm a compiler or an interpreter?

718

What about javascript? : java security

761

can a program use more than one command-line argument?

664

can anyone tell me what kind of questions are asked for core java exam in aptech

1617

What is a dao layer in java?

636

What is the difference between swing and awt components?

827

What are jpa repositories?

656

What is the point of lambda expressions?

700

What is jpa implementation?

654

What is java lang?

623

What is interceptor in java?

648

What is lsdou? : java security

731

Write a program using call by refernce for two different classes to explain to print whether a given number is automorphic or not.

1597

what is the package for freshers in valuelabs.

5882

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