DRAG DROP Click the Task button.
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Given:
Which code, inserted at line 4, guarantees that this program will output [1, 2]()?
A.Set set = new TreeSet();
B.Set set = new HashSet();
C.Set set = new SortedSet();
D.List set = new SortedList();
E.Set set = new LinkedHashSet();
A.The class implements java.lang.Comparable.
B.The class implements java.util.Comparator.
C.The interface used to implement sorting allows this class to define only one sort sequence.
D.The interface used to implement sorting allows this class to define many different sort sequences.
Given:
What is the result?()
A.0
B.1
C.2
D.3
E.4
F.Compilation fails.
G.An exception is thrown at runtime.
Given:
What is the result?()
A.7
B.49
C.343
D.Compilation fails.
E.An exception is thrown at runtime.
Given:
What is the result when the programmer attempts to compile the code and run it with the command java Converter 12?()
A. It is true that j==i.
B. It is false that j==i.
C. An exception is thrown at runtime.
D. Compilation fails because of an error in line 13.
Given:
What is the result?()
A.abc
B.123
C.a1b2c3
D.a1
E.Compilation fails.
F.The code runs with no output.
G.An exception is thrown at runtime
Given:
Which two statements are true about the result if the default locale is Locale.US?()
A.The value of b is 2.
B.The value of a is 3.14.
C.The value of b is 2.00.
D.The value of a is 3.141.
E.The value of a is 3.1415.
F.The value of a is 3.1416.
G.The value of b is 2.0000.
Given:
What is the result?()
A.2
B.3
C.4
D.6
E.7
Given:
What is the result?()
A.Compilation succeeds.
B.Exactly one class does NOT compile.
C.Exactly two classes do NOT compile.
D.Exactly four classes do NOT compile.
E.Exactly three classes do NOT compile.
Click the Exhibit button. Which statement is true about the classes and interfaces in the exhibit?()
A.Compilation will succeed for all classes and interfaces.
B.Compilation of class C will fail because of an error in line 2.
C.Compilation of class C will fail because of an error in line 6.
D.Compilation of class AImpl will fail because of an error in line 2
最新试题
DRAG DROP Click the Task button.
Given:What is the result?()
Click the Exhibit button. Given the fully-qualified class names: com.foo.bar.Dog com.foo.bar.blatz.Book com.bar.Car com.bar.blatz.Sun Which graph represents the correct directory structure for a JAR file from which those classes can be used by the compiler and JVM? ()
Given:Which command-line invocations will compile?()
Given:What is the result?()
Given:What is the result?()
Which two scenarios are NOT safe to replace a StringBuffer object with a StringBuilder object?()
DRAG DROP Click the Task button.
Given:What is the result? ()
Click the Exhibit button. What is the result? ()