____ programs perform a specific task.
A. Application
B. System
C. Operating
D. Service
Answer: A
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Which of the following best defines aging time?
a. The length of time a MAC address remains assigned to a port b. The length of time an IP address remains assigned to a port c. The length of time a MAC address remains assigned to a hub d. The length of time an IP address remains assigned to a hub
You should fill in the blank in the following code with ______________.
``` public class Test { public static void main(String[] args) { System.out.print("The grade is " + getGrade(78.5)); System.out.print("\nThe grade is " + getGrade(59.5)); } public static _________ getGrade(double score) { if (score >= 90.0) return 'A'; else if (score >= 80.0) return 'B'; else if (score >= 70.0) return 'C'; else if (score >= 60.0) return 'D'; else return 'F'; } } ``` a. int b. double c. boolean d. char e. void
Which one of these principles is not required to define an object oriented language?
A. polymorphism B. inheritance C. multi-dimensional arrays D. data hiding
The paragraph spacing options, such as line-height and letter-spacing, are available in the ____.
A. Toolbox B. Modify Styles dialog box C. Apply Styles task pane D. New Style dialog box