3.Question 3
Which of the following properties of a Clock component must be changed from its default value in order to generate the Timer event of the component in every 1 minute (check all the correct answer(s))?
TimerEnabled
TimerAlwaysFires
TimerDuration
TimerInterval
4.Question 4
How many properties of the TimePicker component can be used to get the time in seconds selected by the user via the component?
Enter answer here
5.Question 5
How many properties of the TimePicker component can be used to get the minute selected by the user via the component?
Enter answer here
6.Question 6
How many properties of the TimePicker component can be used to get the hour selected by the user via the component?
Enter answer here
7.Question 7
Is it possible to display the TimePicker component’s dialog of time selection without displaying the component on the application screen?
Yes
No
8.Question 8
How many methods of Clock components can be used to convert a duration to other units?
3
4
5
None of the above
9.Question 9
What method of the Sound component is used to pause any playing of sound by the component?
Enter answer here
10.Question 10
What method of the Sound component is used to resumethe playing of sound after the playing has been paused by the component?
Enter answer here
11.Question 11
Which of the following units is used for the value of the MinimumInterval property of the Sound component?
Second
Minute
Hour
None of the above
12.Question 12
Based on the following codes and the file sound.mp3 of sound in 5 seconds long, what will happen after the button of Button1 has been clicked or tapped?
In every 3 seconds later, a new playing of the sound in the file will be made concurrently with any current playing of sound
In 3 seconds later, the sound in the file will be played, and the playing will repeat every time after it has finished
In 3 seconds later, the sound in the file will be played, and from that moment on, the playing will repeat in every 6 seconds later
None of the above
13.Question 13
How many methods of the TimePicker component can be called to change the initial time on the component’s dialog of time selection when it is displayed?
Enter answer here
14.Question 14
Suppose the initial time to be displayed on the TimePicker component’s dialog of time selection has been set once by a method call. What will be the initial time on the dialog after it has been closed and re-displayed?
The current time
A random time
The initial time set by the method call
Any user-selected time on the previous display of the dialog, or else, the initial time set by the method call
15.Question 15
How many properties of the TimePicker component can be used to change the initial time on the component’s dialog of time selection when it is displayed?
