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Test your basic knowledge |
Java Programming Basics
Start Test
Study First
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. 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.
catch
Include Directive element
Java Media Framework
double
2. A software development environment for writing applets and application in Java .
JDK (Java Development Kit)
Scriptlets
jsp:include Action element (with jsp:param)
protected
3. An extension that adds graphical user interface class libraries to the Abstract Windowing Toolkit (AWT).
Java Foundation Classes (JFC)
jsp:include Action element (with jsp:param)
package
Java Media Framework
4. Forces the abrupt end of the current loop iteration and begins another iteration.
DTD (Document Type Definition)
Servlet
do
continue
5. Used to generate HTML
instanceof
Java Applet Definition
extends
jsp:plugin (uses jsp:params and jsp:fallback)
6. Indicates that a variable or class or method can be used by any other Java code.
while
public
final
try
7. Used to terminate the execution of the current JSP page and switch control to another resource
jsp:forware Action element (with jsp:param)
Scriptlets
synchronized
Include Directive element
8. A tree of objects with interfaces for traversing the tree and writing an XML version of it as defined by the W3C specification.
Declarations
DOM (Document Object Model)
boolean
Servlet workings
9. Common Object Request Broker Architecture. A language independent distributed object model specified by the Object Management Group (OMG).
Servlet workings
CORBA
Java Media APIs
native
10. Introduces the last will and testament of the statements in a try clause.
JavaScript
jsp:plugin (uses jsp:params and jsp:fallback)
static
finally
11. _______ separates Java code/functionality from page design and use of tags in JSP and allows for re-use of beans
wrapper class
Java Applet Definition
JSP Beans
assert
12. Tests to see whether a condition is true. If it's true the computer executes certain statements; otherwise the computer executes other statements.
if
Java Platform
Java Database Connectivity (JDBC)
Java Media APIs
13. In the Java programming language specification - describes a floating point number that holds 64 bits of data. See also single precision.
double precision
assert
void
throws
14. Allows us to invoke more than one servlet in sequence when the URL is opened with a common servlet alias.
strictfp
Java Remote Method Invocation (RMI)
Servlet Aliasing
Servlet workings
15. 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
final
for
Servlet
Java Interface Definition Language (IDL)
16. A self-reference
Servlet
Java Compatibility Kit (JCK)
this
float
17. 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()
Java Foundation Classes (JFC)
Declarations
do
JavaCheck
18. Indicates that the details of a class or a method or an interface are given elsewhere in the code.
abstract
synchronized
static
package
19. ______ 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
JSP
Jini Technology
int
import
20. Indicates that a value is a 64-bit whole number.
while
Update
return
long
21. Indicates that a variable's value cannot be changed - that a class's functionality cannot be extended or that a method cannot be overridden.
OS principal
try
Java virtual machine
final
22. Creates an object from an existing class.
new
JBossn
if
OTS (Object Transaction Service)
23. Gets the computer to repeat some statements over and over again (for instance a certain number of times).
JavaSafe
for
long
jsp:forware Action element (with jsp:param)
24. A CORBA standard for building server-side applications that are portable across heterogeneous ORBs.
DOM (Document Object Model)
Declarations
long
POA (Portable Object Adapter)
25. Indicates that a method or constructor may pass the buck when an exception is thrown.
boolean
throws
IIOP (Internet Inter-ORB Protocol)
JavaSafe
26. Introduces statements that are executed when something interrupts the flow of execution in a try clause.
protected
Java Interface Definition Language (IDL)
private
catch
27. Introduces statements that are executed when the condition in an if statement isn't true.
interface
catch
else
wrapper class
28. 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.
Servlet
Update
Servlet container
Java Runtime Environment (JRE)
29. Indicates that a variable or method can be used only within a certain class.
public
boolean
Java Compatibility Kit (JCK)
private
30. Indicates that if and when an object is serialized a variable's value doesn't need to be stored.
transient
byte
else
finally
31. Ends execution of a method and possibly returns a value to the calling code.
default
jsp:plugin (uses jsp:params and jsp:fallback)
return
try
32. A software development environment for writing applets and applications in the Java programming language. Technically - the JDK is the correct name for all versions of the Java platform from 1.0 to 1.1.x.
synchronized
Servlet Chaining
Java Media APIs
Java Development Kit (JDK)
33. A subset of the Java Development Kit (JDK) for end-users and developers who want to redistribute the runtime environment alone. The Java runtime environment consists of the Java virtual machine1 - the Java core classes and supporting files.
ORB (Object Request Broker)
Servlet
Java Naming and Directory Interface (JNDI)
Java Runtime Environment (JRE)
34. A portable platform-independent reusable component model. A component that conforms to this model is called a bean.
JavaBeans
abstract
do
throw
35. 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.
volatile
double
transient
goto
36. Sets attributes and properties specific to the current JSP page
Page Directive element
Java Native Interface
Semaphore
JavaCheck
37. Indicates that a variable or method belongs to a class rather than to any object created from the class.
static
Servlet Chaining
Java Native Interface
class
38. Evaluates interior code to a String and feeds it to the implicit "out" print writer (JspWriter) - done at time of JSP page request
boolean
throws
Expressions
JavaBeans
39. 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.
switch
JavaScript
JSP Beans
volatile
40. Indicates that a value is an 8-bit whole number.
Page Directive element
void
byte
else
41. 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.
final
MVC Architecture
Servlet
const
42. Tests the truth of a condition that the programmer believes is true.
assert
final
Java Database Connectivity (JDBC)
Servlet
43. 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.
Java Applet Definition
throws
double
Java Compatibility Kit (JCK)
44. Two Servlet API packages: javax.servlet.* ___________
protected
Semaphore
javax.servlet.http.*
goto
45. A description of the structure and properties of a class of XML files.
DTD (Document Type Definition)
JAR (Java Archive)
JSP
jsp:plugin (uses jsp:params and jsp:fallback)
46. Indicates that a method doesn't return a value.
DOM (Document Object Model)
class
void
byte
47. 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
MVC Architecture
protected
Java Media Framework
Java Compatibility Kit (JCK)
48. Causes the computer to repeat some statements over and over again (for instance as long as the computer keeps getting unacceptable results).
class
Servlet
POA (Portable Object Adapter)
do
49. Similar to the include Directive but can pass information to the included resource
jsp:plugin (uses jsp:params and jsp:fallback)
boolean
jsp:include Action element (with jsp:param)
IIOP (Internet Inter-ORB Protocol)
50. A special Java servlet-aware web server process.
JAR (Java Archive)
Servlet container
super
Java Runtime Environment (JRE)