Java allows you to create objects of the __________ class in the same way you would create primitive variables.

a. Random
b. String
c. PrintWriter
d. Scanner


b. String

Computer Science & Information Technology

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Answer the following statements true (T) or false (F)

1. Any if-else-if statement can alternatively be coded as a nested if-else statement. 2. A series of deeply nested if-else statements is usually easier to follow than the logic of an if-else-if statement. 3. In order for an && expression to be true, only the expression on one side of the && operator needs to be true. 4. For an || expression to be true, the expression on the left side of the || operator must be false. 5. If the expression on the left side of the || operator is true, the expression on the right side is not checked.

Computer Science & Information Technology

C++ stores an array in adjacent memory locations. In what array position (counting from the start) will the element myArray [7][21] be stored in, if myArray has 10 rows and 50 columns?

What will be an ideal response?

Computer Science & Information Technology

What is the purpose of sharing a Linux printer using Samba?

What will be an ideal response?

Computer Science & Information Technology

Which of the following are accurate comparisons between call-by-value and const call-by-reference?

a) Both protect against changing the caller’s argument. b) Both are very fast for all sizes of objects. c) Call-by-value copies the argument whereas const call-by-reference does not d) Call by value uses more memory than const call-by-reference in making the copy.

Computer Science & Information Technology