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Oracle 1Z0-869 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Networking & Communication | 15% | - Wireless Messaging API (WMA) 1.1 - Generic Connection Framework (GCF) - Multimedia API (MMAPI) 1.1 - HTTP, HTTPS, Socket connections |
| CLDC Configuration | 15% | - CLDC 1.0 and CLDC 1.1 features - Connected Limited Device Configuration APIs - Memory and resource constraints |
| MIDP User Interface | 15% | - Event handling and commands - Low-level UI and Canvas - High-level UI components - MIDP Game API |
| Persistence & Storage | 10% | - Record stores and operations - Record Management System (RMS) - Data sharing and access control |
| JTWI Overview and Wireless Application Basics | 10% | - Architecture of JTWI-compliant applications - Java Technology for Wireless Industry (JSR 185) |
| MIDP Application Model & Lifecycle | 15% | - MIDlet lifecycle and states - Push Registry mechanism - Application delivery and provisioning - JAD and JAR files structure |
| Security | 10% | - CLDC and MIDP security model - Permissions and protection domains - Secure network communication |
Oracle Java Mobile Edition 1 Mobile Application Developer Certified Professional Sample Questions:
1. Given:
4 0. String outputString;
4 1. try {
4 2. Player p;
4 3. p = Manager.createPlayer("http://sun.com/barfoo.media");
4 4. p.setMediaTime(8000);
4 5. p.start();
4 6. outputString = "Playing!";
4 7. } catch (MediaException me) {
4 8. outputString = "Media Exception!";
4 9. } catch (IOException ioe) {
5 0. outputString = "IO Exception!";
5 1. }
Which is the result if the device does NOT support setting the media time on p?
A) outputString is set to "IO Exception!" and the media is NOT played.
B) outputString is set to "Media Exception!" and the media is NOT played.
C) outputString is set to "Playing!" but the media is NOT played.
D) outputString is set to "Playing!" with media playing from the beginning.
2. A MIDlet suite is signed using X.509 PKI. Which encoding format must be used for the certificate entries in the JAD file?
A) base64
B) none
C) binary
D) yEnc
3. Given:
RecordStore rs = null;
static final String REC_STORE = "appdata"; And, the record store does NOT already exist.
Which is the correct way to open the record store, requesting the record store be created?
A) rs = RecordStore.createRecordStore(REC_STORE, 1);
B) rs = RecordStore.createRecordStore(REC_STORE, true);
C) rs = RecordStore.createRecordStore(REC_STORE);
D) rs = RecordStore.openRecordStore(REC_STORE, true);
E) rs = RecordStore.openRecordStore(REC_STORE);
F) rs = RecordStore.openRecordStore(REC_STORE, 1);
4. Which interaction generates an application event in a MIDlet that uses only high-level APIs?
A) making a choice in a multiple choice List
B) responding to a command
C) scrolling
D) navigation
5. Click the Exhibit button.
Given a MIDlet suite with the JAD and the manifest files, what is the behavior of a JTWI- compliant device that tries to download the MIDlet suite?
A) The device does NOT install the MIDlet suite because of an attribute mismatch.
B) The device installs the MIDlet suite.
C) The device does NOT install the JAD file.
D) The device installs the JAD file, but does NOT install the JAR file.
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: A | Question # 3 Answer: D | Question # 4 Answer: B | Question # 5 Answer: B |
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