Oracle 1Z0-869 real exam prep : Java Mobile Edition 1 Mobile Application Developer Certified Professional Exam

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Oracle 1Z0-869 Exam Syllabus Topics:

Oracle Java Mobile Edition 1 Mobile Application Developer Certified Professional Sample Questions:

1. Click the Exhibit button. The application has a single Displayable object. Which two are true? (Choose two.)

A) If Go is a Command object, it is possible that another device would map Go to a button on the device (as opposed to a menu list).
B) In the MIDlet code, a Command object of type Command.MENU must have been created.
C) The program code did NOT necessarily specify the location of the Exit button.
D) The Exit command must have been set with a priority equal to or greater than the priorities of commands Go, Foo, and Bar.
E) If Go, Foo, and Bar are all Command objects, each may have its own separate CommandListener object.

2. What are the rules for the look and feel of the user interface components?

A) The dimensions of all the user components are always the same on any device, even if they look different.
B) The user interface look and feel may be drastically different on different devices.
C) The user interface is always in monochrome, so the developer should NOT use color.
D) The user interface always looks exactly as it does in the MIDP Reference Implementation.

3. Given:
DataInputStream incoming
Connector.openDataInputStream("sms://+3125551234:3434");
Which is true?

A) The + in the URL is positioned incorrectly.
B) The port number indicated is a protected SMS port.
C) Port numbers are NOT allowed in SMS URLs.
D) MessageConnection does NOT support InputStream objects.

4. Which two are true when deleting a record store? (Choose two.)

A) The record store must be closed prior to calling deleteRecordStore().
B) If the record store is open, an exception will be thrown.
C) The record store must be open prior to calling deleteRecordStore().
D) For any registered listener of the record store, recordDeleted() will be called.

5. Given:
2 1. TextField tf = new TextField("Memo", "", 50, TextField.ANY);
2 2. DateField df = new DateField("Date", DateField.DATE_TIME);
2 3. Form fm = new Form("Form demo");
2 4. Command cmCount = new Command("Word count", Command.ITEM, 1);
2 5. Command cmExit = new Command("Exit", Command.EXIT, 1);
2 6.
2 7. tf.addCommand(cmCount);
2 8. fm.append(df);
2 9. fm.append(tf);
3 0. fm.addCommand(cmExit);
3 1. fm.setCommandListener(this);
Which is true?

A) The cmCount command is available only when tf is the active Item.
B) The cmExit command is available only when df is the active Item.
C) The cmCount and cmExit commands is always available on fm, regardless of which Item is active.
D) An exception is thrown at runtime.
E) Compilation fails.

Solutions: