Technology Questions

Q:

How to read and write a file using javascript?

Answer

I/O operations like reading or writing a file is not possible with client-side javascript. However , this can be done by coding a Java applet that reads files for the script. 

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Subject: Web Technology

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Q:

AND, OR and NOT are examples of

A) Clauses B) Boolean operators
C) Conjuctive operators D) Exclusive operators
 
Answer & Explanation Answer: B) Boolean operators

Explanation:
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Q:

Explain about services in Angular.js ?

Answer

In angular.js services are the singleton objects or functions that are used for carrying out specific tasks.
It holds some business logic and these function can be called as controllers, directive, filters and so on.

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Subject: Web Technology

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Q:

Explain how a .NET application is compiled and executed?

Answer

Any code written in any .NET complaint languages when compiled, converts into MSIL (Microsoft Intermediate Language) code in form of an assembly through CLS, CTS. IL is the language that CLR can understand. On execution, this IL is converted into binary code by CLR’s just in time compiler (JIT) and these assemblies or DLL are loaded into the memory.

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Subject: .NET

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Q:

What do you accomplish by GROUP BY ... HAVING clause?

Answer

GROUP BY partitions the selected rows on the distinct values of the column on which you group by. HAVING selects GROUPs which match the criteria specified

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Q:

How do we Tune the BO Reports for Performance Improvement?

Answer

We can tune the report by using index awarness in universe

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Q:

Client code having direct access to internal data is called

A) Encapsulation B) DataHiding
C) Polymorphism D) DataAbstraction
 
Answer & Explanation Answer: B) DataHiding

Explanation:

Client code must use setters and getters to access internal data in DataHiding

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Filed Under: Java

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Q:

What is .NET Framework?

Answer

.NET Framework is a complete environment that allows developers to develop, run, and deploy the following applications:

 => Console applications
 => Windows Forms applications
 => Windows Presentation Foundation (WPF) applications
 => Web applications (ASP.NET applications)
 => Web services
 => Windows services
 => Service-oriented applications using Windows Communication Foundation (WCF)
 => Workflow-enabled applications using Windows Workflow Foundation (WF)

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Subject: .NET

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