Ch8 Java

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1.  8.2 Q1: The _________ of a class are also called the public services or the public interface that the class provides to its clients.
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B.
C.
D.
2.  Having a this reference allows:
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B.
C.
D.
3.   A programmer-defined constructor that has no arguments is called a ________.
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B.
C.
D.
4.   Which of the following does not contribute to improved software reusability?
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B.
C.
D.
5.  When should a program explicitly use the this reference?
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B.
C.
D.
6.  Which statement is false?
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B.
C.
D.
7.  Which of the following is false?
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B.
C.
D.
8.   Consider the statement    package com.deitel.jhtp6.ch08;    Which of the following is true?
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B.
C.
D.
9.  Static class variables:
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D.
10.   A class within a package must be declared public if
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B.
C.
D.
11.  The import declaration import java.util.*; is known as a ________.
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D.
12.  A package is:
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13.   The import declaration import *; ________.
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D.
14.  Using public set methods provides data integrity if:
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D.
15.  Set methods are also commonly called ________ methods and get methods are also commonly called ________ methods.
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B.
C.
D.
16.   Instance variables declared final do not or cannot:
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D.
17.  When compiling a class in a package, the javac command-line option ________ causes the javac compiler to create appropriate directories based on the class’s package declaration.
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B.
C.
D.
18.   The term “information hiding” refers to:
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D.
19.  When implementing a method, use the class’s set and get methods to access the class’s ________ data.
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C.
D.
20.  Which of the following is false?
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B.
C.
D.
21.  A final field should also be declared ________ if it is initialized in its declaration.
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D.
22.   Composition is sometimes referred to as a(n) ________.
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D.
23.   Java programmers do not focus on:
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D.
24.  Which of the following statements is true?
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C.
D.
25.   By default, the classpath consists only of the ________. However, the classpath can be modified by providing the ________ option to the javac compiler.
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B.
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D.
26.  Which method returns an array of the enum’s constants?
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D.
27.  Which statement is false?
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B.
C.
D.
28.  The classpath consists of a list of directories or archive files, each separated by a ________ on Windows or a ________ on UNIX/Linux/Max OS X.
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C.
D.
29.  : enum types are implicitly ________ and enum constants are implicitly ________.
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D.
30.  The static method ________ of class String returns a formatted String.
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D.
31.   What happens when this is used in a constructor’s body to call another constructor of the same class if that call is not the first statement in the constructor?
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D.
32.   Which syntax imports all static members of class Math?
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33.   A constructor cannot:
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D.
34.  When no access modifier is specified for a method or variable, the method or variable:
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D.
35.  Which of the following should usually be private?
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D.
36.  8.5 Q2: Constructors:
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D.
37.   Which statement is false?
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B.
C.
D.
38.  Abstract Data Types:
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D.
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