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Oracle 1Z0-869 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Persistence & Storage | 10% | - Record stores and operations - Data sharing and access control - Record Management System (RMS) |
| Topic 2: CLDC Configuration | 15% | - CLDC 1.0 and CLDC 1.1 features - Memory and resource constraints - Connected Limited Device Configuration APIs |
| Topic 3: MIDP Application Model & Lifecycle | 15% | - MIDlet lifecycle and states - Push Registry mechanism - Application delivery and provisioning - JAD and JAR files structure |
| Topic 4: Networking & Communication | 15% | - Multimedia API (MMAPI) 1.1 - Generic Connection Framework (GCF) - Wireless Messaging API (WMA) 1.1 - HTTP, HTTPS, Socket connections |
| Topic 5: MIDP User Interface | 15% | - MIDP Game API - Low-level UI and Canvas - Event handling and commands - High-level UI components |
| Topic 6: Security | 10% | - CLDC and MIDP security model - Secure network communication - Permissions and protection domains |
| Topic 7: JTWI Overview and Wireless Application Basics | 10% | - Architecture of JTWI-compliant applications - Java Technology for Wireless Industry (JSR 185) |
Oracle Java Mobile Edition 1 Mobile Application Developer Certified Professional Sample Questions:
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?
Correct Answer:
Given:
MIDlet-Push-1: datagram://:444, com.fooworks.PushExample, *
MIDlet-Push-2: datagram://:555, com.fooworks.PushExample, *
are statically registered push connections and given:
1 1. protected void startApp() {
1 2. String[] connections = PushRegistry.listConnections(true);
1 3. if(connections.length == 0) {
1 4. connections = PushRegistry.listConnections(false);
1 5. for (int i=0; i < connections.length; i++) {
1 6. new DatagramHandler(connections[i]).start();
1 7. }
1 8. } else {
1 9. for (int i=0; i < connections.length; i++) {
2 0. new DatagramHandler(connections[i]).start();
2 1. }
2 2. }
2 3. }
Which two identify what will go wrong if the code is invoked by the Application Management Software in response to an inbound connection notification? (Choose two.)
- A. The first inbound datagram is ignored, all subsequent datagrams are handled by DatagramHandler.
- B. An IOException is thrown if there are no active connections.
- C. Datagrams for the active connection are handled, but any datagrams sent to the other port are missed.
- D. Duplicate DatagramHandler objects are created if the MIDlet is paused and then resumed.
- E. The first inbound datagram is handled, but all other datagrams are missed.
Correct Answer: C,D 🗳️
Given:
a JAR containing a MIDlet named TesterMIDlet
a JAD with this content:
CertificationExam: Sun Certified Mobile Application DeveloperMIDlet-1: TesterMIDlet, , certification.TesterMIDlet MIDlet-Jar-Size: 2038 MIDlet-Jar-URL: Certification.jar MIDlet-Name: Certification MIDlet-Vendor: A Testing Company MIDlet-Version: 1.0 MicroEdition-Configuration: CLDC-1.0
MicroEdition-Profile: MIDP-2.0
This MIDlet needs to get the property with the key CertificationExam defined in the JAD.
This needs to be assigned to a String ExamName from within the MIDlet.startApp() method.
What is the correct way to accomplish this?
- A. String ExamName = System.getProperty("MIDlet-CertificationExam");
- B. String ExamName = this.getAppProperty("CertificationExam");
- C. String ExamName = System.getProperty("CertificationExam");
- D. String ExamName = this.getAppProperty("MIDlet-CertificationExam");
Correct Answer: B 🗳️
DRAG DROP
Click the Task button.
Place the correct class within the hierarchy to reflect the class inheritance structure for the MIDP 2.0 user interface API. Not all classes are shown.
Correct Answer:
Which arguments should be passed to Connector.open() and TextMessage.setAddress(), respectively, to initiate an SMS text message using a server connection?
- A. sms://:1234, with no need to call setAddress()
- B. sms://:1234 and sms://+18005551234
- C. sms://+18005551234, with no need to call setAddress()
- D. sms://+18005551234 and sms://:1234
Correct Answer: B 🗳️
