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Oracle 1Z0-869 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Java Mobile Edition 1 Mobile Application Developer Certified Professional Exam |
| Exam Number: | 1Z0-869 |
| Real Exam Qty: | 68 |
| Certificate Validity Period: | Retired, no expiration for achieved credential |
| Exam Duration: | 150 minutes |
| Related Certifications: | Oracle Certified Professional, Java Programmer Sun Certified Programmer for the Java 2 Platform |
| Exam Price: | Approx $245 USD |
| Passing Score: | 54% |
| Available Languages: | English |
| Exam Format: | Multiple Choice, Single and Multiple Correct Answers |
| Recommended Training: | Oracle Java ME Developer Resources |
| Exam Registration: | Pearson VUE (historical) Oracle University Certification |
| Sample Questions: | Oracle 1Z0-869 Sample Questions |
| Exam Way: | Delivered via Pearson VUE before retirement; no longer offered |
| Pre Condition: | Recommended: Oracle Certified Professional Java Programmer or Sun Certified Programmer for Java 2 Platform; exam retired and no longer available for registration |
| Official Syllabus URL: | https://education.oracle.com/certification/oracle-certified-professional-java-me-1-mobile-application-developer/track_156 |
Oracle 1Z0-869 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| MIDP User Interface | 15% | - High-level UI components - MIDP Game API - Low-level UI and Canvas - Event handling and commands |
| MIDP Application Model & Lifecycle | 15% | - JAD and JAR files structure - MIDlet lifecycle and states - Application delivery and provisioning - Push Registry mechanism |
| JTWI Overview and Wireless Application Basics | 10% | - Java Technology for Wireless Industry (JSR 185) - Architecture of JTWI-compliant applications |
| Persistence & Storage | 10% | - Record stores and operations - Data sharing and access control - Record Management System (RMS) |
| CLDC Configuration | 15% | - Memory and resource constraints - CLDC 1.0 and CLDC 1.1 features - Connected Limited Device Configuration APIs |
| Networking & Communication | 15% | - HTTP, HTTPS, Socket connections - Multimedia API (MMAPI) 1.1 - Wireless Messaging API (WMA) 1.1 - Generic Connection Framework (GCF) |
| Security | 10% | - Secure network communication - CLDC and MIDP security model - Permissions and protection domains |
Oracle Java Mobile Edition 1 Mobile Application Developer Certified Professional Sample Questions:
Question #1
Given the MIDlet code:
7. String s = System.getProperty("microedition.configuration");
8 . if (!s.equals("CLDC-1.1")) {
9 . s = "CLDC-1.1";
1 0. }
1 1. System.setProperty(s);
Which statement is true?
- A. SecurityException is thrown at runtime.
- B. Property is set to "CLDC-1.1."
- C. Compilation fails because of an error in line 11.
- D. Compilation fails because of an error in line 7.
Answer: C
Question #2
A game running on a J2ME device supporting MMAPI needs to play tones in the background of the game. It intermittently needs to play sounds of explosions.
The code has created two Player objects: one for tones and one for WAV audio.
How does the developer know if both audio streams can be heard simultaneously?
- A. Playing audio streams simultaneously is only a request. The device determines whether to do so.
- B. The developer can query the system using System.getProperty("supports.mixing");.
- C. Playing audio streams simultaneously is NOT possible with any MMAPI implementation.
- D. The developer knows playing audio streams simultaneously is supported because two Player objects have been created.
Answer: B
Question #3
Which statement is true about TiledLayer and Sprite objects maintained by a LayerManager object?
- A. Sprite objects are always added as the background layer.
- B. Either Sprite or TiledLayer objects may be inserted at a unique position in the LayerManager.
- C. Once either Sprite or TiledLayer objects are added, the order can be changed only by creating and adding to a new LayerManager.
- D. TiledLayer objects are always added as the background layer.
Answer: B
Question #4
DRAG DROP
Click the Task button.
Place each class on its corresponding specification.
Answer:
Question #5
Which is true about PushRegistry.registerAlarm()?
- A. JTWI devices may choose NOT to implement PushRegistry.registerAlarm().
- B. PushRegistry.registerAlarm() is overloaded to play audio file arguments.
- C. PushRegistry.registerAlarm() supports several outstanding activation times per MIDlet.
- D. PushRegistry.registerAlarm() works independently of the network protocols available for push connections.
Answer: D
By Audrey
