MATLAB Interface 4

Question 1

Which function creates a context menu that appears when a user right-clicks on a MATLAB figure object?

Accepted Answer

uicontextmenu

Answer

uicontextmenu creates a context menu object that is attached to a graphics object via its UIContextMenu property.

Question 2

What App Designer property determines the order in which Tab key presses move focus between components?

Accepted Answer

TabOrder

Answer

TabOrder is set in App Designer's component browser or programmatically to control keyboard navigation sequence.

Question 3

Which MATLAB function displays a multi-line text input dialog and returns the string entered by the user?

Accepted Answer

inputdlg

Answer

inputdlg opens a dialog with labeled text fields and returns cell array of strings entered by the user.

Question 4

In MATLAB graphics, what does setting a figure's 'WindowStyle' to 'modal' do?

Accepted Answer

Prevents interaction with other MATLAB windows until the figure is closed

Answer

A modal WindowStyle blocks user input to all other MATLAB windows until the modal figure is dismissed.

Question 5

Which property of a MATLAB axes object controls the text label displayed below the x-axis?

Accepted Answer

XLabel

Answer

XLabel is an axes property that holds a text object; set XLabel.String to display a label below the x-axis.

MATLAB - MATLAB Technical Computing Practice Test