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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. Jumps out of a loop or switch.
class
Java Media APIs
Page Directive element
break
2. Includes a new tag library into page - allows use of tags in page
JavaScript
case
Java Remote Method Invocation (RMI)
Tag Library Directive element
3. Indicates that a value is a 64-bit whole number.
catch
long
Servlet
Java Media Framework
4. Common Object Request Broker Architecture. A language independent distributed object model specified by the Object Management Group (OMG).
boolean
CORBA
JSP
Java Platform
5. 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.
Java Remote Method Invocation (RMI)
goto
this
void
6. A tool for tracking and managing source file changes - written in Java.
if
Declarations
JavaSafe
implements
7. Indicates that a method doesn't return a value.
package
void
final
volatile
8. Indicates that a variable or class or method can be used by any other Java code.
public
goto
Java Media APIs
volatile
9. 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
Java Applet Definition
Semaphore
assert
implements
10. A special Java servlet-aware web server process.
ORB (Object Request Broker)
package
case
Servlet container
11. Indicates that a variable or method can be used in subclasses from another package.
else
protected
OS principal
Java Development Kit (JDK)
12. A set of APIs that assists with the interfacing to multiple naming and directory services.
return
OTS (Object Transaction Service)
Java Naming and Directory Interface (JNDI)
break
13. 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.
do
Expressions
const
volatile
14. Creates a new exception object and indicates that an exceptional situation (usually something unwanted) has occurred.
POA (Portable Object Adapter)
throw
strictfp
DOM (Document Object Model)
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
long
Java Interface Definition Language (IDL)
import
transient
16. Indicates that the details of a class or a method or an interface are given elsewhere in the code.
IIOP (Internet Inter-ORB Protocol)
native
JavaScript
abstract
17. Includes a file in the page
Java Runtime Environment (JRE)
Update
JAR (Java Archive)
Include Directive element
18. Allows us to invoke more than one servlet in sequence when the URL is opened with a common servlet alias.
Servlet Aliasing
Java Database Connectivity (JDBC)
catch
package
19. Indicates that a value is a 32-bit whole number.
int
Include Directive element
goto
Java Runtime Environment (JRE)
20. Tells the computer to follow one of many possible paths of execution (one of many possible cases) depending on the value of an expression.
while
break
switch
catch
21. Reuses the functionality from a previously defined interface.
Semaphore
implements
double precision
Java Native Interface
22. 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.
wrapper class
Java Development Kit (JDK)
Java Runtime Environment (JRE)
this
23. A technology that provides distributed persistence and data exchange mechanisms for code in Java.
JavaSpaces
return
POA (Portable Object Adapter)
jsp:plugin (uses jsp:params and jsp:fallback)
24. An opensource Java Application Server
Java Native Interface
JBossn
Java Remote Method Invocation (RMI)
const
25. Keeps two threads from interfering with one another.
break
synchronized
JavaSpaces
JAR (Java Archive)
26. An industry standard for database-independent connectivity between the Java platform and a wide range of databases. The JDBC provides a call-level API for SQL-based database access.
Declarations
Semaphore
Tag Library Directive element
Java Database Connectivity (JDBC)
27. 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.
final
JavaScript
const
throw
28. A software development environment for writing applets and application in Java .
protected
continue
Servlet
JDK (Java Development Kit)
29. Indicates that a variable or method belongs to a class rather than to any object created from the class.
MVC Architecture
JSP Beans
static
goto
30. A software "execution engine" that safely and compatibly executes the byte codes in Java class files on a microprocessor (whether in a computer or in another electronic device).
else
void
JDK (Java Development Kit)
Java virtual machine
31. A CORBA standard for building server-side applications that are portable across heterogeneous ORBs.
POA (Portable Object Adapter)
void
JSP
Page Directive element
32. A tool for checking compliance of applications and applets to a specification.
JavaCheck
const
JavaSpaces
continue
33. Introduces the last will and testament of the statements in a try clause.
boolean
private
JavaSpaces
finally
34. A definition of the interfaces that permit CORBA objects to participate in transactions.
super
jsp:forware Action element (with jsp:param)
switch
OTS (Object Transaction Service)
35. Tests to see whether a certain object comes from a certain class.
OTS (Object Transaction Service)
if
instanceof
for
36. Indicates that a value is a character (a single letter or digit or punctuation symbol and so on) stored in 16 bits of memory.
class
char
super
long
37. 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
Java Native Interface
synchronized
JSP Beans
MVC Architecture
38. CRUD: Create - Retrieve - ________ - Delete
float
Update
Java Platform
JavaBeans
39. A lock that can be counted - i.e. how many times a resouce has been accessed and locked
CORBA
public
Semaphore
new
40. Indicates that a value is a 64-bit number with one or more digits after the decimal point.
strictfp
default
float
double
41. Indicates that a variable or method can be used only within a certain class.
Java Applet Definition
JavaSafe
private
synchronized
42. Forces the abrupt end of the current loop iteration and begins another iteration.
wrapper class
Java Compatibility Kit (JCK)
DTD (Document Type Definition)
continue
43. 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.
OTS (Object Transaction Service)
JAR (Java Archive)
import
Java Media APIs
44. Tests to see whether a condition is true. If it's true the computer executes certain statements; otherwise the computer executes other statements.
JavaSafe
if
finally
Expressions
45. Creates a subclass
extends
return
synchronized
Servlet Aliasing
46. Causes the computer to repeat some statements over and over again (for instance as long as the computer keeps getting unacceptable results).
Java Development Kit (JDK)
do
public
Scriptlets
47. 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.
default
for
do
Servlet
48. Introduces statements that are executed when something interrupts the flow of execution in a try clause.
catch
class
Page-centric architecture
Jini Technology
49. Introduces statements that are watched (during runtime) for things that can go wrong.
import
try
Java Media APIs
JavaCheck
50. 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.
long
Java Development Kit (JDK)
break
Declarations