Learn About Sun Certified Associate for the Java Platform

These practice test questions from MeasureUp are based on Sun's exam CX-310-019: Sun Certified Associate for the Java Platform , Standard Edition, Exam Version 1.0.

The audience for this exam includes individuals who develop applications that are based on the Java platforms and individuals who manage software development projects that use Java technologies.

To prepare for this exam, you should become familiar with object-oriented programming concepts and with Java platforms and client and server technologies.

Candidates who pass exam CX-310-019 earn the Sun Certified Java Associate (SCJA) certification.

FYI: One of the reference products used in these questions is a book. Here are the details for the book:

Object-Oriented Modeling and Design with UML
Publisher: Prentice Hall
ISBN: 81-203-3016-1

Another reference product is an e-learning course:

Java Programming with J2SE 5
Publisher: SkillSoft
URL: http://www.skillport.com/catalog/courses.asp?oid=5001568&pid=5000434&sid=200030&cid=5013155
 

Objective: Fundamental Object-Oriented Concepts.
SubObjective: Describe, compare and contrast concrete classes, abstract classes and interfaces, and how inheritance applies to them.

Single answer, multiple choice.

Which statement is true about concrete classes?

A.    Class methods and variables of a class can be accessed by an object of a class.
B.    A concrete class cannot be instantiated.
C.    A concrete class can inherit multiple abstract classes.
D.    Instance methods and variables of a class can only be accessed by an object of a class.

Answer:
D

Tutorial:
Instance methods and variables of a class can only be accessed by an object…


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