Interview Questions

Q:

In a DB2-CICS program which acts as co-ordinator and which is the participant?

Answer

DB2 acts as the participant and CICS acts as a co-ordinator


 

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0 2209
Q:

Can HTML 5 get the geographical position of a user?

Answer

- Yes, HTML 5 can get the location of a user with the use of Geolocation API.


- Use getCurrentPosition() method to get the user’s current position.

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Subject: Web Technology

0 2207
Q:

Explain about roll area , Dispatcher, ABAP-Processor.

Answer

Dispatcher recieves the request from client and assigns the request to one of the work process.
Roll area: Each workprocess works in a particular memory that memory is known as Role Area, which consists of User context and session data.
ABAP- Processor :is an interpretor which can execute logic

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Subject: ABAP

0 2207
Q:

What is the use of header() function in php?

Answer

The header() function sends a raw HTTP header to a client. We can use header() function for redirection of pages. It is important to notice that  header()  must be called before any actual output is seen..

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Subject: PHP

0 2206
Q:

What is the use of overriding?

Answer

- By using method overriding a sub class can change the definition of super class method.


- By using overriding a sub class can modify the functionality of the super class.

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Subject: Java

0 2205
Q:

What is the use of super call?

Answer

By using super call we can call super class constructors  from sub class constructors and we can initialize super class private data.

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Subject: Java

0 2205
Q:

What is the Oracle Web Cache?

Answer

Oracle Web Cache is a secure reverse proxy cache and a compression engine deployed between Browser and HTTP server, Browser and Content Management server to improve the performance of web sites by caching frequently accessed content. Oracle Web Cache supports:


- Static content caching


- Dynamic content caching


- Partial Page catching


- Request Filtering.

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Subject: Oracle

0 2202
Q:

How can we know the number of days between two given dates using php?

Answer

<?php
$tomorrow = mktime(0, 0, 0, date("m") , date("d")+1, date("Y"));
$lastmonth = mktime(0, 0, 0, date("m")-1, date("d"), date("Y"));
echo ($tomorrow-$lastmonth)/86400;
?>

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Subject: PHP

0 2202