1Z0-850 | What Pinpoint 1Z0-850 exam question Is?
Q131. - (Topic 2)
Which two packages are used to create GUI programs in J2SE? (Choose two.)
A. java.util
B. javax.swing
C. java.io
D. java.net
E. java.awt
Answer: B,E
Q132. - (Topic 2)
Which two technologies are used for processing HTTP requests and mapping those requests to business objects? (Choose two.)
A. web services
B. JMS
C. EJB
D. servlets
Answer: A,D
Q133. - (Topic 1)
Which is an advantage of applets over HTML/JavaScript clients?
A. Applets are more widely supported by browsers.
B. Applets are downloaded more quickly to the client.
C. Applets can use a wider variety of UI components.
D. In their default state, applets have access to the client's computer.
Answer: C
Q134. - (Topic 2)
Which two are true about the Swing API? (Choose two.)
A. Swing classes are located in the java.awt package.
B. Swing is considered more "lightweight" than AWT.
C. Swing provides more GUI components than AWT.
D. Swing can be used without AWT.
Answer: B,C
Q135. - (Topic 1)
Why should package names in Java be unique?
A. to provide the Internet location from which the package can be downloaded
B. to programatically declare specific ownership of classes in the package
C. to avoid class name conflicts if two development groups use the same package and class names
D. to allow classes in the package to be accessed by classes outside of that package
Answer: C
Q136. - (Topic 2)
Which two are true about JavaScript and HTML? (Choose two.)
A. JavaScript code is always processed on the server, NOT on the client.
B. JavaScript is part of the J2SE.
C. JavaScript provides more client-side functionality than HTML alone.
D. JavaScript is guaranteed to be portable across all browsers on any platform.
E. JavaScript and HTML are NOT compiled.
Answer: C,E
Q137. - (Topic 2)
Which two are benefits when appropriately using polymorphism? (Choose two.)
A. code that is protected from extension by other classes
B. code that is more dynamic at runtime
C. code that is faster at runtime
D. code that is more flexible and reusable
E. code that is more efficient at runtime
Answer: B,D
Q138. - (Topic 1)
Which two are true? (Choose two.)
A. An interface CANNOT be extended by another interface.
B. An abstract class CANNOT be extended by an abstract class.
C. An interface can be extended by an abstract class.
D. An abstract class can implement an interface.
E. An abstract class can be extended by a concrete class.
F. An abstract class can be extended by an interface.
Answer: D,E
Q139. - (Topic 2)
Which two are true? (Choose two.)
A. Classes in the java.awt package are used to paint objects on canvases.
B. Classes in the java.awt package inherit many behaviors from classes in the java.swing package.
C. Classes in the javax.swing package provide support for complex GUI components, such as tables and trees.
D. Classes in the java.awt package are designed to provide lightweight components that work the same across different platforms.
Answer: A,C
Q140. - (Topic 2)
Click the Exhibit button. Which is true about the use of italics in this diagram?
A. The use of italics indicates that Blipvert is an abstract class.
B. The use of italics indicates that Blipvert is an enumeration.
C. The use of italics indicates that Blipvert is an interface.
D. The use of italics carries no standard UML meaning.
E. The use of italics indicates that Blipvert is a final class.
Answer: A