Answer / prashanthi

PostBack means Entire Page will be Refreshed.
NotPstBack means Page willnot be Refreshed.
AutopstBack means Page will be Refreshed by itself.

Extensions:
aspx : WebApplication
ascx : UserControl
asmx : Webservices

Answer / srikanth

!ispostback is to find that the page has posted for first
time or subsequent requests.for intialisation of controls
this is used.
autopostback renders javascript function _dopostback which
submits the page to the server automatically.
postback means submiting the page to server
aspx---active server pages xtention
ascx---active server control xtension
asmx---active server method xtension

Answer / lakshmi

!ispostback is to find that the page has posted for first
time or subsequent requests.for intialisation of controls
this is used.
autopostback renders javascript function _dopostback which
submits the page to the server automatically.
postback means submiting the page to server
AutopstBack means Page will be Refreshed by itself
aspx---active server pages xtention,web application
ascx---active server control xtension,user control
asmx---active server method xtension,web services

Answer / vikram

PostBack means Entire Page will be Refreshed.
NotPstBack means Page willnot be Refreshed.
AutopstBack means Page will be Refreshed by itself.

Answer / arun potti

ISPOSTBACK:
1.In IsPostBack,the page load each and
every click events.
2.It is used when changes required for a
page after an event.

!ISPOSTBACK:
1.In !IsPostBack,the page load only once
i.e,at the beginning.
2.It is used when no changes required for a
page.

Answer / krishna

aspx mean active server pages Extension

asmx mean Active Server Method Extension
ascx mean Active Server Control Extension

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