최신 1Z0-869 무료덤프 - Oracle Java Mobile Edition 1 Mobile Application Developer Certified Professional

문제1

DRAG DROP
Click the Task button.
Given:
9 . Player p = Manager.createPlayer("http://webserver/music.mp3");
1 0. p.setLoopCount(5);
1 1. p.start();
1 2. p.stop();
1 3. p.close();
What is the order of the states that the Player goes through?

정답:

문제2

Which declaration is illegal?

A. openRecordStore("Customer_Name_and_Address", true);

B. openRecordStore("High_Scores_Stored_by_City_and_Name", false);

C. openRecordStore("Customer_Projections", true, RecordStore.AUTHMODE_ANY, true);

D. openRecordStore("Salesperson_Projections_by_Month", "acme", "sales");

정답: B

문제3

There are different variants of opening a socket connection with the Generic Connection Framework. Which three are valid? (Choose three.)

A. Connection conn = Connector.open("socket");

B. Connection conn = Connector.open("socket://java.sun.com:80");

C. Connection conn = Connector.open("socket://");

D. Connection conn = Connector.open("socket:80://java.sun.com");

E. Connection conn = Connector.open("socket://java.sun.com");

F. Connection conn = Connector.open("socket::java.sun.com");

정답: B,C,E

문제4

Which two clarifications does the JTWI specification make regarding how devices implement the Mobile Media API? (Choose two.)

A. A JTWI device must support HTTP for media file download of all supported media formats.

B. A JTWI device must support MP3 file playback.

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 WAV file playback.

E. A JTWI device must support MIDI file playback.

정답: A,E

문제5

Which is a method of ToneControl?

A. startPlayback()

B. setLevel()

C. playTone()

D. setSequence()

정답: D

문제6

Given:
10. //...
20. Manager.playTone(ToneControl.C4, 100, -100);
21. System.out.println("done");
22. //...
Which is true?

A. done is printed after playTone() completes.

B. done is printed directly after playTone() is called.

C. Compilation fails.

D. An IllegalArgumentException is thrown at runtime.

정답: B

문제7

Click the Exhibit button.
NewsMIDlet and CalendarMIDlet are in different MIDlet suites. Neither has any static push registrations.
Suppose NewsMIDlet registers dynamically for datagram push notifications on port 79.
What happens if a method CalendarMIDlet.init() attempts to open a
UDPDatagramConnection on port 79?

A. init() fails to open the connection.

B. init() succeeds without user confirmation, and leaves untouched NewsMIDlet's registration for datagram push connections.

C. init() succeeds only with user confirmation.

D. init() succeeds without user confirmation, and removes NewsMIDlet's registration for datagram push connections.

정답: A

문제8

Which two guarantee a wireless message will be removed from the incoming message buffer by the Application Management Software? (Choose two.)

A. The user denies permission to execute the application.

B. The message does NOT pass the filter defined in the connection URL.

C. The incoming message buffer is full.

D. The application has processed the incoming message.

정답: B,D

문제9

When can a MIDlet suite be installed in the untrusted domain?

A. when suite is NOT signed with an X.509 PKI certificate

B. when suite is authenticated using an X.509 PKI certificate and the certificate is invalid

C. when suite is authenticated using an X.509 PKI certificate and the certificate is expired

D. when suite is authenticated using an X.509 PKI certificate and the certificate fails signature verification

정답: A

문제10

Which two are true? (Choose two.)

A. The J2SE specification extends the MIDP specification.

B. WMA provides a set of APIs for multimedia content handling.

C. MIDP 2.0 is a set of APIs that runs on top of the CLDC.

D. The goal of the CLDC is to guarantee portability and interoperability between various types of resource-constrained devices.

정답: C,D

문제11

Click the Exhibit button.
Which two are true? (Choose two.)

A. In class A, no new events will be delivered to the application until after the commandAction() method completes.

B. In class B, no new events will be delivered to the application until after the commandAction() method completes.

C. The event-handling in class A will NOT print done with action until after the run() method has completed.

D. The commandAction() method code in class B is compliant with the event-handling approach recommended in the MIDP 2.0 specification.

E. The event-handling mechanism in class A allows multiple command events to be delivered to the application in parallel.

F. The commandAction() method code in class A is NOT guaranteed to be portable across all MIDP 2.0-compliant devices.

정답: A,B

문제12

Given:
1 0. Player p = Manager.createPlayer(Manager.TONE_DEVICE_LOCATOR);
1 1. VolumeControl vc = p.getVolumeControl();
1 2. vc.setLevel(42);
1 3. vc.setMute(true);
1 4. System.out.println(vc.getLevel());
Which is printed to the console?

A. 42

B. null

C. -1

D. 0

정답: A

문제13

Click the Exhibit button. Given:
The MIDlet is executed.
The MIDlet is paused and resumed two times.
What is the result?

A. An exception is thrown at runtime.

B. c: 2

C. c: 3

D. c: 1

E. c: 0

정답: C

문제14

Click the Exhibit button.
What is the result?

A. myForm contains the string "run count: 0".

B. myForm contains the string "run count: 2".

C. myForm contains the string "waiting...".

D. myForm contains the string "run count: 1".

E. An exception is thrown at runtime.

정답: D

문제15

Which two are true for List? (Choose two.)

A. Images and text in a List CANNOT be changed once the List is created.

B. You can add Command objects to a List without registering a CommandListener.

C. Traversing and scrolling in a List causes events that can be programmatically detected.

D. A CommandListener must be registered for the application to recognize user selections in a List.

정답: B,D

최신 1Z0-869 무료덤프 - Oracle Java Mobile Edition 1 Mobile Application Developer Certified Professional

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