How can we add styles in run time ?

We can use setStyle() method to add style in run time.

for exmaples,

Component.setStyle("backgroundColor","red");

Which methods we can use to retrive and send data using HTTPService (HTTP Request) in flex ?

We can use following methods in HTTPService.

GET
POST
DELETE
OPTIONS
TRACE
PUT
HEAD

What is ArrayCollection in flex ?

Array Collection is the type of associate array. This is also called multi array where we can store different kinds of data type link string, integer etc. We can use Array Collection to make datagrid dataset & also use in other components to display related data.

How to handle navigation in flex ?

This can be handle using states. for calling different states we can create links and jump that particular state also can remove/add child at run time.

What is Flex?

Flex is used to devleop Rich Internet Application (RIA) You can both desktop & web based applicaiton.It is markup language and object-oriented languages its many syntax match with flash action script. Flex Developers use typically five distinct phases to develoep Rich Internet Application.

1. Design
2. Configure
3. Build
4. Deploy
5. Secure