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Infosys Core Java Interview Questions
Questions Answers Views Company eMail

In Java why we write public static void main(String args[]) why not main()?

 46 96786

Difference between Web-based applications,Client- Server applications and Distributed applications?

 3 12447

how to know the total memory occupied by the objects in the ArrayList(Array list may contain duplicate objects)

 1909

What is Generic in java? Where can we write Generic ( class or method or objects or etc...)? with simple example? Thanks, Bose.

 2 19200

Given: 1. package test; 2. 3. class Target { 4. public String name = “hello”; 5. } What can directly access and change the value of the variable name? 1 any class 2 only the Target class 3 any class in the test package 4 any class that extends Target

7 19126

How can we create a object of a class without using new operator.

 1 6919

relation between list and linked list

 1 3699

why java does not contain pointers?

13 13824

I want to run a simple hello world java (HelloWorld.java) program using a batch file. How can i run it and how to construct a batch file.

 1 8082

java program with complete 4 oops concepts implemented example

 2730

What is diffrance between FINALIZE() & FINALLY ?

 2 4294

why we are calling j2se why not j1se or j3se or j4se..etc is there any reason.. can u please explain it... i shocked in my interview when they asked this question please explain ans

 2 8366

Nested classes VS Inner classes?

 3 5046

what is the difference between String and StringBuffer classes?

 2 4408

what are the major differences between jdk1.4 and jdk1.5?

 2 13474

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Infosys Core Java Interview Questions


Un-Answered Questions

How do I set up outlook email on windows 10?

1

How do you control the number of observations and/or variables read or written? Approximately what date is represented by the SAS date value of 730?

1167

What are the key milestones in our history?

721

How do I allow one person to edit an excel spreadsheet at a time?

287

What is meant my Firewall testing? how the testing is performed on it?

1790




What is Chemical mutagenesis of plasmids and Why only Is there an alternative for FITC to label E. coli for FACS ?

1593

In what way is forward lookup zone different from the reverse lookup zone in dns ?

453

Explain digital marketing.

177

Tell me what is metallic fibers?

1

Why webpack is used in angular?

440

Am studying basic c++ programming, have been given the following assignment. Design a linear program to calculate the maximum stress a material can withstand given a force and a diameter of a circle. To find the required area pi should be defined. Have most of the program sorted out but am at a loss as to how to show the calculations required. Can anyone help?

1742

What is the role of SEBI in Economy?

681

What is PEP8?

530

What are the core operations of DevOps in terms of development and Infrastructure?

5

For linear regression, what are some of the assumptions a data scientist is most likely to make?

95