Interview Questions

Q:

What are the core directives of AngularJS?

Answer

Following are the 3 core directives of AngularJS.



  1. ng-app : This directive defines and links an AngularJS application to HTML.

  2. ng-model : This directive binds the values of AngularJS application data to HTML input controls.

  3. ng-bind : This directive binds the AngularJS Application data to HTML tags.

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Subject: Web Technology

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Q:

How are documents accessed and manipulated in XML?

Answer

The XML DOM (document object model) is used the access and management of xml. It is a platform that is language neutral and allows a program or a script to dynamically access a document. It also allows the updation of content as well as the structure and style of the document. It is responsible for the defining of the object and properties of all xml elements as well as to define the methods for their access. There are various methods that can be used in xml dom such as:


- getElementsByTagName: used to call a specific user defined tag.


- setAttribute: used to change the value of an existing attribute.


- appendChild: used to add a child node to another node.


 

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Subject: Web Technology

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Q:

Cache events are processed when ever the Postback events occurs

A) TRUE B) FALSE
Answer & Explanation Answer: A) TRUE

Explanation:

Cache events are processed only when the Postback events occur

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Subject: .NET
Job Role: Software Architect

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Q:

Why static method can not call non static method of the same class?

Answer

bcoz the static method does not contains the 'this' reference.

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Subject: Java

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Q:

What is a prompt box?

Answer

A prompt box allows the user to enter input by providing a text box.

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Subject: Web Technology

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Q:

What is Cascade and Drill Through? What is the difference between them?

Answer

Cascade:


- Cascade process involves taking values from various other prompts.


- The result is a single report.


- The result is used when a criteria is to be implemented.


 


Drill Through:


- Drill Through process is implemented when navigation from summary to detailed information.


- Drill Through has a parent and a child report.


- Data of another report can be seen based on the current details of data.

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Q:

What is UNION , UNION ALL?

Answer

Both these are used to combine the results of different SELECT statements.


    UNION       - Selects only distinct values 


    UNION ALL - Selects duplicate values also


 


Syntax:


    SELECT column_name(s) FROM table1


    UNION / UNION ALL


    SELECT column_name(s) FROM table2;


Notice that each SELECT statement within the UNION must have the same number of columns. The columns must also have similar data types. Also, the columns in each SELECT statement must be in the same order.


 

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Q:

What are the main components of .NET Framework?

Answer

.NET Framework provides enormous advantages to software developers in comparison to the advantages provided by other platforms. Microsoft has united various modern as well as existing technologies of software development in .NET Framework. These technologies are used by developers to develop highly efficient applications for modern as well as future business needs. The following are the key components of .NET Framework:

 =>   .NET Framework Class Library
 =>   Common Language Runtime
 =>   Dynamic Language Runtimes (DLR)
 =>   Application Domains
 =>   Runtime Host
 =>   Common Type System
 =>   Metadata and Self-Describing Components
 =>   Cross-Language Interoperability
 =>  .NET Framework Security
 =>   Profiling
 =>   Side-by-Side Execution

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Subject: .NET

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