You are implementing an ASP.NET AJAX page. You add two UpdatePanel controls named pnlA and pnlB. pnlA contains an UpdatePanel control named pnlAInner in its content template. You have the following requirements.

Update panels pnlA and pnlB must refresh their content only when

controls that they contain cause a postback.

Update panel pnlAInner must refresh its content when controls in

either pnlA or pnlB or pnlAInner cause a postback. You need to configure the panels to meet the requirements. What should you do?

Question

You are implementing an ASP.NET AJAX page. You add two UpdatePanel controls named pnlA and pnlB. pnlA contains an UpdatePanel control named pnlAInner in its content template. You have the following requirements.

Update panels pnlA and pnlB must refresh their content only when

controls that they contain cause a postback.

Update panel pnlAInner must refresh its content when controls in

either pnlA or pnlB or pnlAInner cause a postback. You need to configure the panels to meet the requirements. What should you do?

Accepted Answer

A. Set the UpdateMode of pnlA and pnlB to Conditional.

Answer

B. Set the UpdateMode of pnlA and pnlB to Conditional.

Answer

C. Set the UpdateMode of pnlA and pnlB to Always.

Answer

D. Set the UpdateMode of pnlA and pnlB to Always.

You are implementing an ASP.NET AJAX page. You add two UpdatePanel controls named pnlA and pnlB. pnlA contains an UpdatePanel control named pnlAInner in its content template. You have the following…

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