Which of the following is not considered to be a legacy I/O port?
a. Serial
b. USB
c. Parallel
d. PS/2
B. The USB port is not considered to be a legacy I/O port. Most new computers do not come with serial, parallel, or PS/2 ports.
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Assume an employee can work for only one company. What is the best suitable relationship between Company and Employee?
a. None b. Aggregation c. Inheritance d. Composition
(Vending Machine GUI) In this exercise, you will customize the properties of several JLabels that display images (as shown in Fig. 2.43).
a) Copying the template to your working directory. Copy the C:Examples Tutorial02ExercisesVendingMachine directory to the C:SimplyJava directory.
b) Opening the Command Prompt window and changing directories. Open the Com- mand Prompt by selecting Start > Programs > Accessories > Command Prompt. Change to your working directory by typing cd C:SimplyJavaVendingMachine, then pressing Enter.
c) Compiling the template application. Compile your application by typing the com- mand javac VendingMachine.java, then pressing Enter.
d) Running the template application. Run the application by typing java Vending- Machine. The GUI of the VendingMachine template application should appear as shown in Fig. 2.44.
e) Closing the application. Close the running application by clicking its close button.
This returns
You should not use Access if you need to perform the same command multiple times
Indicate whether the statement is true or false
Notes pages can only be seen in printed form by the presenter during a presentation
Indicate whether the statement is true or false