Oracle 1Z0-869

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

1. Given:
1 1. HttpsConnection c = (HttpsConnection)
Connector.open("https://www.mywebserver.com");
1 2. int portNumber = c.getPort();
What is the value of the portNumber variable after executing the code?

A) 25
B) 80
C) 0
D) 443

2. DRAG DROP
Click the Task button.
Place each class on its corresponding specification.

3. Which two are true regarding error handling for classes that exist in both CLDC and J2SE?
(Choose two.)

A) If a class throws an error in CLDC, it should throw the same error as in J2SE or its nearest superclass.
B) There is no correspondence between the errors defined by CLDC and J2SE because the needs of CLDC and J2SE are so different.
C) The set of error classes is much reduced in CLDC to help reduce the overhead of the JVM.
D) The set of error classes is essentially the same in CLDC and J2SE.

4. Given:
30. public boolean X(byte[] Y) throws IllegalArgumentException {
31. ByteArrayInputStream bais = new ByteArrayInputStream(arg);
32. DataInputStream dis = new DataInputStream(bais);
33. String type = null; 34. try {type = dis.readUTF();}
3 5. catch (Exception e) { }
3 6. return(Z);
3 7. }
Which substitutions for X, Y, and Z in the code create a valid implementation of RecordFilter that matches records whose type is NOT deleted?

A) X is matches
Y is arg
Z is !type.equals("deleted")
B) X is matches
Y is arg
Z is type.equals("deleted")
C) X is matches
Y is type
Z is !type.equals("deleted")
D) X is match
Y is arg
Z is type.equals("deleted")
E) X is match
Y is type
Z is !type.equals("deleted")

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

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

Solutions: