Test your basic knowledge |

Java Programming Basics

Subject : it-skills
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. A definition of the interfaces that permit CORBA objects to participate in transactions.






2. Keeps two threads from interfering with one another.






3. Indicates that a value is a 64-bit whole number.






4. Limits the computer's ability to represent extra large or extra small numbers when the computer does intermediate calculations on float and double values.






5. Useful only for small sites






6. Jumps out of a loop or switch.






7. ______ uses HTML-like tags in a "*.jsp" web-page on a web server linked to from the client's web-browser as short-hand to render Java Servlet code in a Java .class file by the Servlet/JSP container (done by the "page-compiler" Servlet) running on the






8. A set of APIs that assists with the interfacing to multiple naming and directory services.






9. A software development environment for writing applets and application in Java .






10. A special Java servlet-aware web server process.






11. Common Object Request Broker Architecture. A language independent distributed object model specified by the Object Management Group (OMG).






12. A self-reference






13. A tree of objects with interfaces for traversing the tree and writing an XML version of it as defined by the W3C specification.






14. Introduces a path of execution to take when no case is a match in a switch statement.






15. This separates the content presentation (View) from the underlying business operations/content generation (Model) using infrastructure/controller Servlet (Controller) which exists between the client browser and the JSP/Servlet-generated pages. Contro






16. Indicates that a variable or class or method can be used by any other Java code.






17. Indicates that a variable or method can be used only within a certain class.






18. Indicates that a method doesn't return a value.






19. Introduces the last will and testament of the statements in a try clause.






20. An extension that adds graphical user interface class libraries to the Abstract Windowing Toolkit (AWT).






21. A principal native to the operating system on which the Java platform is executing.






22. Indicates that a value is a 32-bit number with one or more digits after the decimal point.






23. Sets attributes and properties specific to the current JSP page






24. Used to generate HTML






25. The output of one servlet act as a input to another servlet.






26. You can't use this word in a Java program. The word has no meaning. Because it's a keyword you can't create a goto variable.






27. Indicates that if and when an object is serialized a variable's value doesn't need to be stored.






28. A description of the structure and properties of a class of XML files.






29. A set of Java APIs that provide CORBA (Common Object Request Broker Architecture) interoperability and connectivity capabilities for the J2EE platform. These capabilities enable J2EE applications to invoke operations on remote network services using






30. Tests to see whether a certain object comes from a certain class.






31. Tells the computer to follow one of many possible paths of execution (one of many possible cases) depending on the value of an expression.






32. Evaluates interior code to a String and feeds it to the implicit "out" print writer (JspWriter) - done at time of JSP page request






33. Enables the programmer to abbreviate the names of classes defined in a package.






34. A CORBA standard for building server-side applications that are portable across heterogeneous ORBs.






35. Forces the abrupt end of the current loop iteration and begins another iteration.






36. Allows us to invoke more than one servlet in sequence when the URL is opened with a common servlet alias.






37. Creates a new exception object and indicates that an exceptional situation (usually something unwanted) has occurred.






38. Indicates that a variable or method belongs to a class rather than to any object created from the class.






39. Indicates that a value is either true or false in the Java sense.






40. Introduces statements that are watched (during runtime) for things that can go wrong.






41. Creates a newly defined type






42. A platform-independent file format that aggregates many files into one. Multiple applets written in the Java programming language and their requisite components (.class files & images & sounds and other resource files) can be bundled in a JAR file an






43. Introduces a class






44. Reuses the functionality from a previously defined interface.






45. A technology that provides distributed persistence and data exchange mechanisms for code in Java.






46. Creates an object from an existing class.






47. Similar to the include Directive but can pass information to the included resource






48. Introduces one of several possible paths of execution in a switch statement.






49. Indicates that a value is a 32-bit whole number.






50. The core framework supports clocks for synchronizing between different media (e.g. audio and video output). The standard extension framework allows users to do full audio and video streaming.