Technology Questions

Q:

In a class if private data member is declared then how to get value of that data member?

Answer

By using method.


The method used to get the data is called getter method.

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Subject: Java

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Q:

What is JAR file? what are the main uses of JAR files?

Answer

JAR files are java's version of ZIP files. In fact, JAR uses the ZIP file format.


uses:


- to compress a number of . class files into one file


- to make a java executable JAR file.

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Subject: Java

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Q:

What are Math Constants and Functions using JavaScript?

Answer

Math object has two constant : Math.PI and Math.E


 


Math object has following functions:


- Math.abs(val1);


It will give absolute value of val1.


- Math.max(val1,val2);


This fuction will return maximum value from val1 and val2.


- Math.random();


This function will return a random number between 0 and 1.


- Math.floor(val1)


This function will returns decimal value of val1

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Subject: Web Technology

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Q:

What is the use of 'pretty printer' ?

Answer

To format the ABAP code 'pretty printer' is used.

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Subject: ABAP Exam Prep: Bank Exams
Job Role: Analyst , IT Trainer , Project Manager

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Q:

What is the use of IP based hosting?

Answer

The web hosting on the server can be accomplished by using the IP based hosting that provides resources and services as follows:


- IP based hosting provides dedicated IPs that consists of virtual hosts and having the different IP address. 


- Web server is configured with different and multiple physical network interfaces using the same physical interface. 


- Web server uses this IP address to connect the client with the server to determine the web site that provides the client a view of it. 


- IP addresses provide the resources that are required in order to use the SSL certificates and other resources rather than shared certificate.

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Subject: Web Technology

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Q:

Where can you test Apple iPhone apps if you don’t have the device?

Answer

iOS Simulator can be used to test mobile applications. Xcode tool that comes along with iOS SDK includes Xcode IDE as well as the iOS Simulator. Xcode also includes all required tools and frameworks for building iOS apps.  However, it is strongly recommended to test the app on the real device before publishing it.

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Q:

What is a batch input session?

Answer

BATCH INPUT SESSION is an intermediate step between internal table and database table. Data along with the action is stored in session ie data for screen fields, to which screen it is passed, program name behind it, and how next screen is processed.

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Subject: SAP

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Q:

Explain VBScript in detail.

Answer

This is a scripting language developed by Microsoft and is based loosely on Visual Basic. Its functionality in a web environment is dependant upon either an ASP engine or the Windows Scripting Host, and must be used on a Windows hosting platform. 

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Subject: Web Technology

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