Which of the following OSI layers performs error detection using a Frame Check Sequence?

A(n) ________ control is a control that does not have a source of data such as the title of the form

A) unbound B) bound C) calculated D) text box

Select a recommendation for mobile web design from the choices listed below

a. Use a single column page layout b. Use large images c. Use pt units for font sizes d. None of the above are best practices for mobile web design.