Interview Questions

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:

Describe the situations in which AJAX should not be used.

Answer

You should not use AJAX if:



             =>  You want the page to show in a search engine, such as Google, because WebCrawler does not execute JavaScript code.

             =>  The browser does not support JavaScript.

             =>  You want to create a secure application.

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Subject: .NET

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Q:

What is the purpose of garbage collection in Java, and when is it used ?

Answer

The purpose of garbage collection is to identify and discard objects that are no longer needed by a program so that their resources can be reclaimed and reused. A Java object is subject to garbage collection when it becomes unreachable to the program in which it is used.

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Subject: Java

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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:

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:

Name the framework that is used to construct application’s user interface for iOS.

Answer

The UIKit framework is used to develop application’s user interface for iOS. UIKit framework provides event handling, drawing model, windows, views, and controls specifically designed for a touch screen interface.

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Subject: IOS

1 2220
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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