What is the purpose of the ErrorProvider control in a Windows Forms application?A. To display error messages in a message boxB. To validate user input and display error icons next to controlsC. To play audio and video filesD. To navigate through directories

Error control is mainly a function of the _________ layer.a.Applicationb.Physicalc.Data Linkd.Presentation

What is the purpose of a Panel control in Windows Forms?A. To display images and icons.B. To play audio and video files.C. To act as a container for other controls and provide layout management.D. To display static text on a form or control.

These are proactive controls that are designed to prevent errors, omissions, loss, irregularities, or other undesirable events.Select one:a.detective controlb.accounting controlc.preventive controld.corrective control

What is the purpose of the RadioButton control in Windows Forms?A. To display images and icons.B. To play audio and video files.C. To provide a group of options for users to select at least one.D. To provide a group of options for users to select at most one.

What is the purpose of the TrackBar control in Windows Forms?A. To display a progress indication for long-running operations.B. To allow users to select a value from a range using a sliding thumb.C. To display and edit dates and times.D. To navigate through directories.