Question:What is the purpose of using banner? 

The Banner Module allows to show the active Banners out of the Component within our site.

Question:What is the purpose of using Lag option in poll? 

This determines the time in seconds that has to elapse before another selection can be made. This lag offers some kind of protection against falsification of poll data.

Question:Write the differences between module and plug-in? 

Module: It is a code fragment that is integrated and interpreted by another part of the program. A module contains business logic and a user interface.Plug-Ins: A plug-in is a piece of programming code that is appended at certian places in the joomla! framework to change its functionality.

Question:What is the function of wrapper? 

The Wrapper module links external, non-Joomla! created content inside a so-called iframe.

Question:What are the parameters of Random Image module? 

The parameters include:
- Image Type
- Image Folder
- Link
- Width (px)/Height (px)

Question:Why syndication module is used? 

The website's news feed is delivered by the Syndication module. We can define the standards that we are offering in the parameters. The articles on the front page represent the content of the offered news feed.