A(n) independent class styles a particular element.
Answer the following statement true (T) or false (F)
False
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A(n) __________ allows a program to walk through the collection and remove elements from the collection.
a. Set. b. Queue. c. Iterator. d. List.
The following code should add integers from two JTextFields and display the result in resultJTextField. Find the error(s) in the following code:
``` 1 try 2 { 3 int first = Integer.parseInt( firstJTextField.getText() ); 4 int second = Integer.parseInt( secondJTextField.getText() ); 5 int result = first + second; 6 } 7 8 resultJTextField.setText( String.valueOf( result ) ); 9 10 catch() 11 { 12 JOptionPane.showMessageDialog( this, 13 "Please enter valid integers", "Number Format Error", 14 OptionPane.ERROR_MESSAGE ); 15 } ```
Answer the following statements true (T) or false (F)
1. One major difference between PHP and JavaScript is that PHP has no logical operators. 2. While PHP allows if, if...else, and if...elseif constructs, it does not have a switch statement. 3. Both the echo construct and the print() method can be used to display the results of PHP code on a screen. 4. In PHP it is possible to add an element to an existing array without indicating an index value. 5. The preg_match() function is used to search for a specific pattern of characters.
?Normally, user accounts operate in ____ user mode.
A. ?basic B. ?normal C. ?standard D. ?administrative