Technology Questions

Q:

What is Apache configuration file typically called?

Answer

The Apache configuration file is called httpd.conf.

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Subject: PHP

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Q:

What is function prototype in C++?

Answer

A function prototype is a declaration of a function that omits the function body. It specifies the function’s name, argument types and return type.


E.g. int add(int,int)

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Subject: C++
Job Role: Software Architect

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Q:

How do you fix the problem associated with VSAM out of space condition?

Answer

Define new VSAM dataset allocated with more space.


Use IDCAMS to REPRO the old VSAM file to new VSAM dataset.


Use IDCAMS to ALTER / RENAME the old VSAM dataset to DELETE the old VSAM datset.


Use IDCAMS to ALTER / RENAME the new VSAM dataset to the name of the original VSAM dataset.

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Q:

What is the difference between OLE Server & OLE Container?

Answer

An OLE server application creates ole Objects that are embedded or linked in OLE Containers ex. OLE servers are ms_word & ms_excel. OLE containers provide a place to store, display and manipulate objects that are created by ole server applications. Ex. oracle forms is an example of an OLE Container.

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Q:

Which of the following is not used for commenting in java?

A) // B) /* */
C) /** */ D) /** **/
 
Answer & Explanation Answer: D) /** **/

Explanation:
  • //               is a single line comment
  • /*  */          is commenting on one or more lines
  • /** */         is documentation comment
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Filed Under: Java

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Q:

What is the most important feature of Java?

Answer Java is a platform independent language.
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Subject: Java

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Q:

Describe how to create a simple AD rotator script without using database in PHP.

Answer

Following are the steps to create a simple AD rotator script without using database in PHP:


- All the ad’s can be collected in one place and be displayed randomly.rand() function can be used for this purpose.


- In order to NOT use any database, a flat file can be used to store the ad’s.


- In order to store the Ad’s information (HTML code), a flat file say “ad.txt” can be created.


- The random number can be stored in a variable 


$result_random=rand(1, 100);


- Conditions can be checked to display the ad’s.


if($result_random<=70)


{


      echo "Display ad1";


}

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Subject: PHP

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Q:

Explain about Blackberry Enterprise Server.

Answer

BlackBerry Enterprise Server: The BlackBerry handhelds are integrated into the e-mail system of the organization through software BlackBerry Enterprise Server. The BES versions are available for MS Exchange, Novell GroupWise and Lotus Domino. A connector was made by Google for BES for making BES available for Google Apps. A new feature is added which enables to track the current location of an individual through trailateration.

BES provides handhelds with the connectivity of TCP/IP which can be accessed through a component known as “Mobile Data Service – Connection Service – MDS-CS. This allows the development of custom application development using data streams on BlackBerry devices which are based on the Sun JME platform.

BES also provides network security in the form of Triple DES or AES encryption standard of all data including e-mail and MDS traffic, which travels between the BlackBerry hand held devices and a BES.

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