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Q:

What is the differences between ABAP and OOABAP. In which situation we use OOABAP?

Answer

OOABAP is used to develop BSP/PCUI applications and also anthing involved object oriented like BADIs, SmartForms..etc.where as ABAP is used to develop traditional programs in R/3.

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Subject: ABAP

Q:

Which utility allows you to reference an assembly in an application?

Answer

An assembly can be referenced by using the gacutil.exe utility with the /r option. The /r option requires a reference type, a reference ID, and a description.

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Subject: .NET

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

Q:

Which class in .NET is used to install a Windows service?

Answer

The ServiceInstaller class, also known as the project installer class, is used to install a Windows service.

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Subject: .NET

Q:

Which namespaces in .NET are used for XML?

Answer

The System.xml.dll is the real physical file, which contains the XML implementation. Some of the other namespaces that allow .NET to use XML are as follows:


    


      =>  System.Xml

      =>  System.Xml.Schema

      =>  System.Xml.XPath

      => System.Xml.Xsl

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Subject: .NET

Q:

Which interface implements the standard query operators in LINQ?

Answer

The standard query operators implement the IEnumerable<T> or the IQueryable<T> interface in C# and the IEnumerable(Of T) or the IQueryable(Of T) interface in Visual Basic.

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Subject: .NET

Q:

In which namespace, all .NET collection classes are contained?

Answer

The System.Collections namespace contains all the collection classes.

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Subject: .NET

Q:

Which function would you use to insert a record into a database?

Answer

The dba_insert() function adds a record to a database.

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Subject: PHP