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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 |
| Available Languages: | English |
| Exam Format: | Single and Multiple Correct Answers, Multiple Choice |
| Passing Score: | 54% |
| Real Exam Qty: | 68 |
| Exam Price: | Approx $245 USD |
| Certificate Validity Period: | Retired, no expiration for achieved credential |
| Related Certifications: | Oracle Certified Professional, Java Programmer Sun Certified Programmer for the Java 2 Platform |
| Exam Duration: | 150 minutes |
| Recommended Training: | Oracle Java ME Developer Resources |
| Exam Registration: | Oracle University Certification Pearson VUE (historical) |
| 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 |
|---|---|---|
| Topic 1: MIDP User Interface | 15% | - Event handling and commands - MIDP Game API - High-level UI components - Low-level UI and Canvas |
| Topic 2: Security | 10% | - Permissions and protection domains - CLDC and MIDP security model - Secure network communication |
| Topic 3: Persistence & Storage | 10% | - Data sharing and access control - Record stores and operations - Record Management System (RMS) |
| Topic 4: Networking & Communication | 15% | - Generic Connection Framework (GCF) - Multimedia API (MMAPI) 1.1 - Wireless Messaging API (WMA) 1.1 - HTTP, HTTPS, Socket connections |
| Topic 5: MIDP Application Model & Lifecycle | 15% | - JAD and JAR files structure - MIDlet lifecycle and states - Push Registry mechanism - Application delivery and provisioning |
| Topic 6: CLDC Configuration | 15% | - CLDC 1.0 and CLDC 1.1 features - Memory and resource constraints - Connected Limited Device Configuration APIs |
| 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:
Question #1
A MIDlet suite is signed using X.509 PKI. Which encoding format must be used for the certificate entries in the JAD file?
- A. binary
- B. base64
- C. yEnc
- D. none
Correct Answer: B 🗳️
Question #2
- A. Person in MIDlet Suite B is allowed access to Address class in MIDlet Suite A based on the protection domain.
- B. Person in MIDlet Suite B is allowed restricted access to the Address class in MIDlet Suite A.
- C. Person in MIDlet Suite B is NOT allowed access to the Address class defined in MIDlet Suite A.
- D.
- E. Person in MIDlet Suite B is allowed access to the Address class defined in MIDlet Suite
Correct Answer: C 🗳️
Question #3
What is true when an enumeration applies both a RecordFilter class and
RecordComparator class on a record store?
- A. The records that match the search criteria in RecordComparator will be returned using the ordering defined by RecordFilter.
- B. All records will always be available as part of the enumeration result set.
- C. An enumeration CANNOT apply both a RecordFilter and RecordComparator.
- D. The return order of the result set is undefined.
- E. The records that match the search criteria in RecordFilter will be returned using the ordering defined by RecordComparator.
Correct Answer: E 🗳️
Question #4
Which two are true regarding a device that implements JTWI? (Choose two.)
- A. The device is NOT required to implement all of the MIDP 2.0 API as identified by the MIDP 2.0 specification.
- B. The device must implement the highest version of the API as identified by the JTWI specification.
- C. The device may implement a higher version of the API as identified by the JTWI specification.
- D. The device must implement at least the lowest version of the API as identified by the JTWI specification.
Correct Answer: C,D 🗳️
Question #5
Which two are true about developing a MIDP 2.0-compliant user interface? (Choose two.)
- A. Command instances are always mapped to soft buttons on the device.
- B. The only way to guarantee that text displays properly on the screen is to use the low- level API and draw the string directly in the paint() method.
- C. Canvas is considered part of the low-level user interface API.
- D. TextBox is not a portable UI Displayable.
- E. Double-buffering is not guaranteed when using Canvas.
- F. Support for starting threads in an event handler is not guaranteed across all devices.
Correct Answer: C,E 🗳️
By Edwina
