Which interaction generates an application event in a MIDlet that uses only high-level APIs?
A. navigation
B. making a choice in a multiple choice List
C. scrolling
D. responding to a command
What is the result if a call to serviceRepaints() triggers a separate thread to invoke paint()?
A. A deadlock always occurs.
B. The system may deadlock if the caller to serviceRepaints() holds a lock that is also needed by paint().
C. An exception is thrown at runtime.
D. MIDP is thread-safe. There will never be a deadlock.
Which three are goals of the CLDC specification? (Choose three.)
A. It is intended to be an application development platform.
B. It is intended as a systems programming environment.
C. It allows device manufacturers to build more extensible devices.
D. It does NOT provide device-specific APIs.
E. It allows developers to port existing applications to mobile devices.
Given the MIDlet code:
15.
boolean main_called;
16.
public static void main(String args[]) {
17.
main_called = true;
18.
}
19.
public void startApp() {
20.
int a;
21.
if (true == main_called) {
22.
a = 1;
23.
} else {
24.
a = 5;
25.
}
26.
}
What is the result?
A. A compilation error occurs when compiling this source.
B. An error occurs at compile time.
C. The source compiles. The MIDlet is started and a = 1.
D. The source compiles. The MIDlet is started and a = 5.
E. The source compiles. The application management system will not load this MIDlet.
What does the application level security ensure?
A. controlled access to system resources
B. no access to system resources
C. restricted access to native application libraries
D. unlimited access to native application libraries
Which method in javax.microedition.midlet.MIDlet is used to retrieve the attributes necessary to access a record store in a different MIDlet suite?
A. platformRequest()
B. getAppProperty()
C. getProperty()
D. checkPermission()
E. getAttribute()
F. getSuiteProperty()
Which method in Canvas is overridden in GameCanvas?
A. flushGraphics()
B. paint()
C. getKeyStates()
D. flushGraphics(int, int, int, int)
E. getGraphics()
Which two are provided through a WMA 1.1 Message interface? (Choose two.)
A. address
B. timestamp
C. data
D. header
Which two clarifications does the JTWI specification make regarding how devices implement the Mobile Media API? (Choose two.)
A. A JTWI device must support MIDI file playback.
B. A JTWI device must support HTTP for media file download of all supported media formats.
C. A JTWI device must support Real Time Streaming Protocol (RTSP) for media file download of all supported media formats.
D. A JTWI device must support MP3 file playback.
E. A JTWI device must support WAV file playback.
Given two options to synthesize tones:
Manager.playTone();
And:
5. //...
11.
Player p = Manager.createPlayer(Manager.TONE_DEVICE_LOCATOR);
12.
p.realize();
13.
ToneControl c = (ToneControl)p.getControl("ToneControl");
14.
c.setSequence(sequence);
15.
p.start(); Which is true?
A. The second option lets developers set playback tempo.
B. Both options have the same result.
C. The second option lets developers set playback pitch.
D. Manager.TONE_DEVICE_LOCATOR is not a valid field.
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