Explain how to join a Wi-Fi network.
What will be an ideal response?
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A JTabbedPane
a. arranges GUI components into layers such that only one layer is visible at a time. b. allows users to access a layer of GUI components via a tab. c. extends JComponent. d. All of the above.
Analyze the following code.
``` class TempClass { int i; public void TempClass(int j) { int i = j; } } public class C { public static void main(String[] args) { TempClass temp = new TempClass(2); } } ``` a. The program has a compile error because TempClass does not have a default constructor. b. The program has a compile error because TempClass does not have a constructor with an int argument. c. The program compiles fine, but it does not run because class C is not public. d. The program compiles and runs fine.
Fields that appear to hold multiple values are known as:
A) multicapacity fields. B) expressions. C) multivalued fields. D) compound values.
The ____ is used to deliver e-mail content securely.
A. Safe Multipurpose Internet Mail Extensions B. Secure Multipurpose Interface Mail Enabler C. Secure Multipurpose Internet Mail Extensions D. Secure Multipurpose Internet Mail Environment