Review your answers, feedback, and question scores below. An
asterisk (*) indicates a correct answer.
Top of FormSection 4
(Answer all questions in this section)
1. The following code is an example of instantiating a String
object:
String str = String( "Hello" );
True or false? Mark for Review(1) Points
True
False (*)
Correct
2. The following program prints "Not Equal":
True or false? Mark for Review(1) Points
True (*)
False
Correct
3. Consider the following code snippet.
What is printed? Mark for Review(1) Points
Cayrbniz
CayrbnizCayrbniz
yr (*)
ay
ArrayIndexOutofBoundsException is thrown
Correct
4. What will the following code segment output?
String s="\\\n\"\n\\\n\"";System.out.println(s);Mark for
Review(1) Points
\" \"
""\""\""
\"\" (*)
"\"\""
Correct
5. Given the code
String s1 = "abcdef";String s2 = "abcdef";String s3 = new
String(s1);
Which of the following would equate to false? Mark for Review(1)
Points
s1 == s2
s1 = s2
s3 == s1 (*)
s1.equals(s2)
s3.equals(s1)
Correct
Bottom of FormSection 4
(Answer all questions in this section)
6. The following defines an import keyword: Mark for Review(1)
Points
Defines where this class lives relative to other classes, and
provides a level of access control.
Provides the compiler information that identifies outside
classes used within the current class. (*)
Precedes the name of the class.
Correct
7. Which of the following defines an object class? Mark for
Review(1) Points
Contains a main method and other static methods.
Contains classes that define objects. (*)
Contains a main method, a package, static methods, and classes
that define objects.
None of the above.
Correct
8. Which of the following is not a legal name for a variable?
Mark for Review(1) Points
2bad (*)
zero
theLastValueButONe
year2000
Correct
9. Which of the following is the name of a Java primitive data
type? Mark for Review(1) Points
Object
Rectangle
double (*)
String
Correct
10. A workspace can not have more than one stored projects. True
or false? Mark for Review(1) Points
True
False (*)
Correct
Section 4
(Answer all questions in this section)
11. Multiple windows are used when more than one file is open in
the edit area. True or False? Mark for Review(1) Points
True
False (*)
Incorrect. Refer to Section 4 Lesson 1.
12. What symbols are required for a compiler to ignore a
comment? Mark for Review(1) Points
// (*)
/*
*/
/*/
Correct
13. You need to _______________ Java code to generate a .class
file Mark for Review(1) Points
Collect
Compile (*)
Package
Assemble
Correct
14. What is the purpose of the Eclipse Editor Area and Views?
Mark for Review(1) Points
(Choose all correct answers)
To modify elements. (*)
To navigate a hierarchy of information. (*)
To choose the file system location to delete a file.
Correct
Section 5
(Answer all questions in this section)
15. switch statements work on all input types including, but not
limited to, int, char, and String. True or false? Mark for
Review(1) Points
True
False (*)
Correct
Section 5
(Answer all questions in this section)
16. How would you use the ternary operator to rewrite this if
statement?
if (gender == "female")
System.out.print("Ms.");elseSystem.out.print("Mr."); Mark for
Review(1) Points
System.out.print( (gender == "female") ? "Mr." : "Ms." );
System.out.print( (gender == "female") ? "Ms." : "Mr." );
(*)
(gender == "female") ? "Mr." : "Ms." ;
(gender == "female") ? "Ms." : "Mr." ;
Incorrect. Refer to Section 5 Lesson 1.
17. Determine whether this boolean expression evaluates to true
or false:
!(36||6
