Java Applets, I/O Streams and Oracle Database

Covers Java applet programming, Java I/O streams classes, and Oracle database administration tools and features

12 Questions Published

Questions

Question 1 Multiple Choice (Single Answer)

Which of the following interfaces in applet defines the play method used to play a clip from the beginning?

  1. AudioClip
  2. AppletStub
  3. GetImage
  4. None of these
Question 2 Multiple Choice (Single Answer)

Which of the following tags in applet allows an user to specify applet specific arguments in an HTML page?

  1. NAME
  2. CODEBASE
  3. PARAM
  4. ALIGN
Question 3 Multiple Choice (Single Answer)

In applet class, which of the following methods returns the URL of the HTML document that invokes the applet?

  1. getCodeBase()
  2. destroy()
  3. getDocumentBase()
  4. none of these
Question 4 Multiple Choice (Single Answer)

Which of the following methods in ObjectInput interface returns the number of bytes that are now available in the input buffer?

  1. read()
  2. close()
  3. available()
  4. none of these
Question 5 Multiple Choice (Single Answer)

Which of the following classes in Java allows one or more characters to be returned to the input stream?

  1. PushbackReader
  2. BufferedWriter
  3. BufferedReader
  4. None of these
Question 6 Multiple Choice (Single Answer)

Which of the following methods in applet programming brings the document at the URL specified by url into view?

  1. Enumeration getApplets()
  2. showDocument (URL url)
  3. Applet getApplet()
  4. None of these
Question 7 Multiple Choice (Single Answer)

Which of the following classes in Java is an implementation of an input stream that uses a character array as the source?

  1. CharArrayWriter
  2. CharArrayReader
  3. FileWriter
  4. None of these
Question 8 Multiple Choice (Single Answer)

In observable class, which of the following methods in Java returns the number of objects observing the invoking object?

  1. deleteObserver()
  2. hasChanged()
  3. countObservers()
  4. none of these
Question 9 Multiple Choice (Single Answer)

Which of the following classes in java.beans package analyses a bean and constructs a BeanInfo object that describes the component?

  1. IntrospectionException
  2. Introspector
  3. MethodDescriptor
  4. None of these
Question 10 Multiple Choice (Single Answer)

In Oracle, which of the following library file formats contains both library source code and the complied, platform specific executable code?

  1. PLX
  2. PLL
  3. PLD
  4. None of these
Question 11 Multiple Choice (Single Answer)

In Oracle, which of the following tools distributed database systems is a database administration tool that allows an user to perform database administration task with the convenience of a Graphical User Interface (GUI)?

  1. Third Party Administration Tools
  2. SNMP Support
  3. Enterprise Manager
  4. None of these
Question 12 Multiple Choice (Single Answer)

Which of the following features of heterogeneous service agent or Oracle gateway allows a transaction that can span both Oracle and non-Oracle systems?

  1. Transparent SQL access
  2. Distributed transactions
  3. Procedural Access
  4. None of these