window programming set 1 Detailed Explanation And More Example

Question : 1

Memo in window programming

a) does nothing except draw a rectangle, it is used to visually group controls together

b) displays text

c) for input of multiple lines of text

d) none of these

Question : 2

Combobox in window programming

a) displays text and can be clicked with the mouse or spacebar

b) a checkmark which the user can select

c) a list from which one item can be selected.

d) area in which text may be entered.

Question : 3

Window class, onChar/3, defines

a) during the processing of a key this event is executed with the ASCII value of the key pressed

b) a menu command was selected

c) a menu item is selected

d) a window was resized

Question : 4

Window class, onKeyUp/3, defines

a) a key on the keyboard is pressed

b) a key on the keyboard is released

c) a mouse button was double clicked

d) the user clicks on a window

Question : 5

Window class, onEnable/1, defines

a) is executed when a window is becoming visible or is being hidden

b) when a window is being disabled or enabled this event is executed

c) this event is executed when the user switches to another window of the same application

d) when a window receives the keyboard focus this event is executed