Interview Questions

Q:

Tell me do you consider yourself to be thoughtful, analytical or do you usually make up your mind fast? Give an example?

Answer

I mostly follow my intuitions with full belief in them. But the outcome decision is based upon the analysis of the situations. So for people around me i am an analytical person, which is true to an extent. I don't come to, even a simplest decision in a rush.

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Subject: Decisiveness

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Q:

What are Native methods in Java?

Answer

Java applications can call code written in C, C++, or assembler. This is sometimes done for performance and sometimes to access the underlying host operating system or GUI API using the JNI.


 


The steps for doing that are:


First write the Java code and compile it


Then create a C header file


Create C stubs file


Write the C code


Create shared code library (or DLL)


Run application

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Subject: Java

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Q:

Why many companies are switching their current business language to PHP? Where PHP basically used?

Answer

PHP is rapidly gaining the popularity and many companies are switching their current language for this language. PHP is a server side scripting language. PHP executes the instructions on the server itself. Server is a computer where the web site is located. PHP is used to create dynamic pages and provides faster execution of the instructions.

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Subject: PHP

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Q:

Are arrays primitive data types?

Answer In Java, Arrays are objects.
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Subject: Java

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Q:

The internal rate of return is defined as the

Answer

The Internal Rate of Return (IRR) is defined as the measure of an investment’s rate of return. It is also called the discounted cash flow rate of return.

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Subject: Bank Interview Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

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Q:

Define PL/SQL. Explain its purpose

Answer

PL/SQL is Procedural Language SQL that is an extension of SQL that results in a more structural language composed of blocks. It is mainly used in writing applications that needs to be structured and has error handling.

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Subject: Oracle

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Q:

How many types of Inheritances used in php and how we achieve it?

Answer

As far PHP concern it only support single Inheritance in scripting. we can also use interface to achieve multiple inheritance.

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Subject: PHP

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Q:

What is a Node.js?

Answer

Node.js is a framework for web applications built on Google Chrome's JavaScript Engine(V8 Engine).


Node.js is comes with runtime environment on which a cript based on javascript can be interpreted and executed (It is analogus to JVM to JAVA byte code). This runtime environment allows to execute a JavaScript code on any machine outside a browser. Because of this runtime of Node.js, JavaScript is now can be executed on server also.


Node.js is provides a rich library of various javascript modules which eases the developement of web application using Node.js to greater extents.


 

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Subject: Web Technology
Job Role: Software Architect

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