8 multiple choice Java questions & 7 short answer question
rckumhar7. (TCO 3) Which of the following is a valid condition for an if statement? Assume the variable "done" is a boolean. (Points : 3) |
(done=true)
((done == false) || (done == true))
(done == "false")
(done == false && done)
8. (TCO 3) Which of the following is not a requirement for method arguments and their respective parameters? (Points : 3) |
An argument and its respective parameter must have the same identifier name.
There must be the same number of arguments as parameters.
The arguments must be in the same order as the parameters.
Each argument must be of the same data type as its respective parameter.
How many iterations will the following for loop have?
for (int counter = 1; counter <= 10; counter++)
counter = 11;
1
10
11
0
(TCO 4) Which of the following is not a valid array declaration? (Points : 4) |
int[] arrayName;
int[] arrayName = new int[100];
intarrayName[];
intarrayName = new int[100]
15. (TCO 5) In order to release the Statement object’s database and JDBC resources, you must call the _____ method. (Points : 4) |
exit()
quit()
finished()
close()
TCO 6) A constructor for a Dimension object takes _____ argument(s). (Points : 4) |
one integer
one integer array
two integer
two float
(TCO 6) Which of the following is true of an object s public interface? (Points : 4) |
Changing an object s public interface will not affect existing programs.
The implementation of a public method can be changed without changing the public interface.
The public interface of an object consists of the method header and body.
Object methods should be placed in an object s public interface, if possible.
13 years ago
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