OA0-002 試験問題を無料オンラインアクセス

Which is the correct description of playing a movie using the VideoView class?

• A.You can specify a URI to the source.
• B.You need to define the video in an XML file.
• C.A MediaController instance is required.
• D.A MediaPlayer instance is required.

Which of these is the incorrect explanation of the Java Native Interface(JNI)?

• A.Even if native code is used with JNI, it does not necessarily mean an improvement in the application processing speed.
• B.A Java exception can be generated from a native method, but it cannot be caught on the Java side.
• C.Header files generated on the Java side are included and implemented in the native (C/C++) side source code.
• D.JNI does not provide garbage collection on the native side, outside the memory resources of the Java Virtual Machine.

Which of these is the correct interface definition used to bind a Service?

• A.XML
• B.IDL
• C.AIDL
• D.KML

Which of the following dialogs is displayed at the time of executing the given code? (Assume no problems in the rest of the application.)

• A.Option a
• B.Option b
• C.Option d
• D.Option c

Which is the correct explanation of the Foo.java source code?

• A.The compile will succeed without problems.
• B.String, which is a reference type, cannot be used in the native method
• C.Visibility cannot be declared as private in the native method.
• D.Since mapping will occur to C/C++, int must be declared as jint.