Question 1

Window class, onClick/1, defines
A)a mouse button was double clicked
B)the user clicks on a window
C)a key on the keyboard is pressed
D)a key on the keyboard is released

Accepted Answer

The onClick/1 event in the context of a Window class typically defines the action taken when the user clicks on a window, indicating a single click interaction rather than a double click, key press, or key release.

Question 2

Window class, onKeyDown/3 , defines
A)a mouse button was double clicked
B)the user clicks on a window
C)a key on the keyboard is pressed
D)a key on the keyboard is released

Accepted Answer

A key on the keyboard is pressed

Question 3

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

Accepted Answer

The onKeyUp event in the context of a Window class is typically used to indicate that a key on the keyboard has been released.

Question 4

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

Accepted Answer

The onChar/3 event in the context of a Window class is specifically designed to be executed during the processing of a key press, where it receives the ASCII value of the key that was pressed. This allows for handling of character input in a windowed application. Choices B, C, and D describe other types of events not related to the processing of keyboard character input.

Question 5

Window class, onCommand/2, 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

Accepted Answer

The onCommand/2 method in the Window class is typically used to handle events when a menu command is selected.

Question 6

Window class, onMenuSelect/2, 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

Accepted Answer

The answer of Window class, onMenuSelect/2, defines
A)during the processing of...

Question 7

Window class, onSize/2, 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

Accepted Answer

The onSize event in the context of a Window class is typically associated with the resizing of a window. This event is triggered when the dimensions of the window change, allowing developers to handle such changes, for example, by adjusting the layout of the window's contents. Choices A, B, and C describe other types of events not related to window resizing.

Question 8

Window class, onMove/2, defines
A)a window is moved to a new position
B)the user wants to view a floating popup menu for the window
C)an event from the vertical scrollbar of the window
D)an event from the horizontal scrollbar of the window

Accepted Answer

The onMove/2 event in the context of a window class typically signifies that a window is being moved to a new position. This event is triggered when the position of the window changes, allowing for actions or updates to occur in response to the move.

Question 9

Window class, onInitPopupMenu/2, defines
A)a window is moved to a new position
B)the user wants to view a floating popup menu for the window
C)an event from the vertical scrollbar of the window
D)an event from the horizontal scrollbar of the window

Accepted Answer

The onInitPopupMenu/2 method in a window class is typically used to initialize or modify a popup menu before it is displayed to the user, indicating that the user wants to view a floating popup menu for the window.

Question 10

Window class, onVScroll/3, defines
A)a window is moved to a new position
B)the user wants to view a floating popup menu for the window
C)an event from the vertical scrollbar of the window
D)an event from the horizontal scrollbar of the window

Accepted Answer

The onVScroll event is associated with the vertical scrollbar of a window. It is triggered when there is an action or event related to the vertical scrollbar, such as scrolling up or down.

Question 11

Window class, onHScroll/3, defines
A)a window is moved to a new position
B)the user wants to view a floating popup menu for the window
C)an event from the vertical scrollbar of the window
D)an event from the horizontal scrollbar of the window

Accepted Answer

The onHScroll event is associated with the horizontal scrollbar of a window, indicating an action or event related to horizontal scrolling.

Question 12

SizerClient in window programming ?
A)this type of sizer ensures that a panel window fills the complete client rect- angle of a frame window
B)this sizer class makes a panel 'stick' to one side of a frame window and the size of the panel window is a fixed num- ber of pixels.
C)this sizer ensures that a panel window is percentage of the size of a frame win- dow.
D)None of these

Accepted Answer

SizerClient in window programming ensures that a panel window fills the complete client rectangle of a frame window, allowing for dynamic adjustment of the panel size to match the frame's client area.

Question 13

SizerFixed in window programming
A)this type of sizer ensures that a panel window fills the complete client rect- angle of a frame window
B)this sizer class makes a panel 'stick' to one side of a frame window and the size of the panel window is a fixed num- ber of pixels
C)this sizer ensures that a panel window is percentage of the size of a frame win- dow.
D)None of these

Accepted Answer

The answer of SizerFixed in window programming
A)this type of sizer...

Question 14

SizerPercent in window programming
A)this type of sizer ensures that a panel window fills the complete client rect- angle of a frame window
B)this sizer class makes a panel 'stick' to one side of a frame window and the size of the panel window is a fixed num- ber of pixels.
C)this sizer ensures that a panel window is percentage of the size of a frame win- dow.
D)None of these

Accepted Answer

SizerPercent in window programming is designed to ensure that a panel window occupies a percentage of the size of a frame window, allowing for dynamic resizing based on the frame's dimensions.

Quiz 2: Exploring Window Class Methods and Sizerclient in Window Programming

Window class, onClick/1, defines

Window class, onKeyDown/3 , defines

Window class, onKeyUp/3, defines

Window class, onChar/3, defines

Window class, onCommand/2, defines

Window class, onMenuSelect/2, defines

Window class, onSize/2, defines

Window class, onMove/2, defines

Window class, onInitPopupMenu/2, defines

Window class, onVScroll/3, defines

Window class, onHScroll/3, defines

SizerClient in window programming ?

SizerFixed in window programming

SizerPercent in window programming