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. Indicates that a value is a 16-bit whole number.






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






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






4. Indicates that a variable or method can be used in subclasses from another package.






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






6. Indicates that a value is a character (a single letter or digit or punctuation symbol and so on) stored in 16 bits of memory.






7. Refers to the superclass of the code in which the word super appears.






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






9. A lock that can be counted - i.e. how many times a resouce has been accessed and locked






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






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






12. Includes a new tag library into page - allows use of tags in page






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






14. A portable platform-independent reusable component model. A component that conforms to this model is called a bean.






15. A tool for tracking and managing source file changes - written in Java.






16. A set of APIs that support the integration of audio and video clips & 2D fonts & graphics and images as well as 3D models and telephony.






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






18. Run-once code blocks which run once at beginning of page load for initialization tasks - can appear anywhere in .jsp page itself - useful for overload JspInit() and JspDestroy()






19. A class that wraps primitives - Integer or Boolean...






20. 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






21. Introduces an interface which is like a class but less specific.






22. _______ separates Java code/functionality from page design and use of tags in JSP and allows for re-use of beans






23. Enables the programmer to use code that was written in another language (one of those awful languages other than Java).






24. A Web scripting language that is used in both browsers and Web servers. Like all scripting languages it is used primarily to tie other components together or to accept user input.






25. A test suite - a set of tools and other requirements used to certify a Java platform implementation conformant both to the applicable Java platform specifications and to Java Software reference implementations.






26. An opensource Java Application Server






27. Introduces statements that are executed when something interrupts the flow of execution in a try clause.






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






29. Indicates that a method or constructor may pass the buck when an exception is thrown.






30. Type of Java program (as opposed to a stand-alone program) which is embedded in a web page (requested from a server) and run on a client-side browser






31. Indicates that a variable's value cannot be changed - that a class's functionality cannot be extended or that a method cannot be overridden.






32. Creates an object from an existing class.






33. Creates a newly defined type






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






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






36. Used to terminate the execution of the current JSP page and switch control to another resource






37. A standard programming interface for writing Java native methods and embedding the JVM into native applications. The primary goal is binary compatibility of native method libraries across all JVM implementations on a given platform.






38. A set of Java APIs that may be incorporated an optional package for any Java 2 Platform Edition. The Jini APIs enable transparent networking of devices and services and eliminates the need for system or network administration intervention by a user.






39. A library than enables CORBA objects to locate and communicate with one another.






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






41. 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.






42. A Java class that can be loaded into and run dynamically in a Servlet container on a web server; interact with web clients via a request-response model based on HTTP.






43. Reuses the functionality from a previously defined interface.






44. 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 const variable.






45. Includes a file in the page






46. Tests to see whether a condition is true. If it's true the computer executes certain statements; otherwise the computer executes other statements.






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






48. 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






49. Indicates that the details of a class or a method or an interface are given elsewhere in the code.






50. 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