JAVA Chapter 6 UPDATED ACTUAL Exam Questions and CORRECT Answers

JAVA Chapter 6 UPDATED ACTUAL
Exam Questions and CORRECT Answers
1) One or more objects may be created from a(n):
A) field
B) class
C) method

D) instance - CORRECT ANSWER - Answer: B


2) Class objects normally have ________ that perform useful operations on their data, but
primitive
variables do not.
A) fields
B) instances
C) methods

D) relationships - CORRECT ANSWER - Answer: C


3) In the cookie cutter metaphor, think of the ________ as a cookie cutter and ________ as the
cookies.
A) object; classes
B) class; objects
C) class; fields

D) attribute; methods - CORRECT ANSWER - Answer: B


4) Which of the following are classes from the Java API?
A) Scanner
B) Random
C) PrintWriter

D) All of the above - CORRECT ANSWER - Answer: D

, 5) When you are working with a ________, you are using a storage location that holds a piece of
data.
A) primitive variable
B) reference variable
C) numeric literal

D) binary number - CORRECT ANSWER - Answer: A


6) What is stored by a reference variable?
A) A binary encoded decimal
B) A memory address
C) An object

D) A string - CORRECT ANSWER - Answer: B


7) Most programming languages that are in use today are:
A) procedural
B) logic
C) object-oriented

D) functional - CORRECT ANSWER - Answer: C


8) Java allows you to create objects of this class in the same way you would create primitive
variables.
A) Random
B) String
C) PrintWriter

D) Scanner - CORRECT ANSWER - Answer: B


9) A UML diagram does not contain: