What should you configure?
Which type of element should you use?
You need to display the content from ShowMessage.aspx in an IFRAME on the new Web page
Which code segment should you use?
Which class in the SP.UI namespace would you use?
You need to add a custom button to the Documents tab on the Ribbon of one site collection only
What should you add to the master page?
Which base class constructor should you use in line 02?
What should you create?
Which interface should you use?