Oracle 1Z0-869 Online Practice Questions and Exam Preparation

Oracle 1Z0-869 Online Questions & Answers

• Question 81:

  When a LayerManager is rendered, the contents of its Sprite objects and TiledLayer objects are rendered using their position information. How are those areas of the LayerManager that are not occupied by a Sprite or TiledLayer rendered?

  A. They CANNOT be rendered. The developer must ensure that these lie outside of the clip region.
  B. The pixels in the destination are left untouched.
  C. The pixels in the destination are painted with Display.COLOR_BACKGROUND.
  D. The pixels in the destination are painted white.
  B. The pixels in the destination are left untouched.

• Question 82:

  Given the push connection string:

  MIDlet-Push-1: socket://:79, com.sun.example.SampleChat, 192.3?.?.*

  Which two addresses are allowed to push connection notifications to the application? (Choose two.)

  A. 192.31.101.1
  B. 192.32.1.101
  C. 192.310.101.1
  D. 192.3.1.101
  E. 192.31.1.1
  F. 192.310.10.1
  B. 192.32.1.101
  E. 192.31.1.1

• Question 83:

  Which two features were introduced in CLDC 1.1? (Choose two.)

  A. random number generation
  B. weak reference support
  C. floating number support
  D. native interface support
  B. weak reference support
  C. floating number support

• Question 84:

  Which two are true? (Choose two.)

  A. The goal of the CLDC is to guarantee portability and interoperability between various types of resource-constrained devices.
  B. WMA provides a set of APIs for multimedia content handling.
  C. The J2SE specification extends the MIDP specification.
  D. MIDP 2.0 is a set of APIs that runs on top of the CLDC.
  A. The goal of the CLDC is to guarantee portability and interoperability between various types of resource-constrained devices.
  D. MIDP 2.0 is a set of APIs that runs on top of the CLDC.

• Question 85:

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

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

• Question 86:

  Which creates a new record store of type javax.microedition.rms.RecordStore that can be shared between MIDlet suites?

  A. openRecordStore("cust", false, AUTHMODE_ANY, false);
  B. openRecordStore("cust", true, AUTHMODE_ANY, false);
  C. openRecordStore("cust", true, AUTHMODE_SHARED, false);
  D. openRecordStore("cust", false, AUTHMODE_SHARED, false);
  B. openRecordStore("cust", true, AUTHMODE_ANY, false);

• Question 87:

  Which two are true? (Choose two.)

  A. WMA provides a set of APIs for multimedia content handling.
  B. The J2SE specification extends the MIDP specification.
  C. The goal of the CLDC is to guarantee portability and interoperability between various types of resource-constrained devices.
  D. MIDP 2.0 is a set of APIs that runs on top of the CLDC.
  C. The goal of the CLDC is to guarantee portability and interoperability between various types of resource-constrained devices.
  D. MIDP 2.0 is a set of APIs that runs on top of the CLDC.

• Question 88:

  Which two are true about the MIDlet suite discovery process? (Choose two.)

  A. The discovery of a MIDlet suite is the process by which a user installs a MIDlet suite on a JTWI-compliant device.
  B. The discovery of a MIDlet suite is the process by which a user locates a MIDlet suite using a JTWI-compliant device.
  C. The discovery of a MIDlet suite is the process by which a JTWI-compliant device installs a MIDlet suite using a search engine.
  D. The MIDlet suite discovery process always begins with the download of an Application Descriptor file with a .jad extension.
  E. The Application Descriptor is used by the Application Management Software to determine if a MIDlet suite can be successfully installed and executed on the device.
  B. The discovery of a MIDlet suite is the process by which a user locates a MIDlet suite using a JTWI-compliant device.
  E. The Application Descriptor is used by the Application Management Software to determine if a MIDlet suite can be successfully installed and executed on the device.

• Question 89:

  Given a MIDlet suite with the following JAD file:

  1.

  MIDlet-1: MyMIDlet, MyMIDlet.png, MyMIDlet

  2.

  MIDlet-Jar-Size: 23040

  3.

  MIDlet-Name: MyFirstMIDlet

  4.

  MIDlet-Version: 1.0

  5.

  MIDlet-Jar-URL: http://mywebserver.com/mymidlets/MyMIDlet.jar

  6.

  MIDlet-Vendor: MyCompany and manifest file:

  1.

  MIDlet-Name: MyFirstMIDlet

  2.

  MIDlet-Version: 1.1

  3.

  MIDlet-Vendor: MyCompany

  4.

  MIDlet-1: MyMIDlet, MyMIDlet.png, MyMIDlet Which is true about the installation?

  A. The installation fails because the JAD file is invalid.
  B. The installation fails due to an attribute mismatch.
  C. The installation fails because the manifest is invalid.
  D. The installation succeeds.
  B. The installation fails due to an attribute mismatch.

• Question 90:

  Which object or objects must be created to generate a simple tone?

  A. A Player and ToneControl must be created.
  B. A Player must be created.
  C. None. Manager can be used to generate a simple tone.
  D. A Player and a PlayerListener must be created.
  C. None. Manager can be used to generate a simple tone.