Which wildcard character replaces a single character in the command-line interface?
A. ~
B. %
C. +
D. ?
Answer: D
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(It would help to do Programming Projects 4 and 5 before doing this one.) Write a program that converts numbers from base-2 notation to base-10 (ordinary decimal) notation and vice versa. The program uses Swing to perform input and output via a window interface. There are two text fields—one for base-2 numbers and one for base-10 numbers—and three buttons labeled To Base 10, To Base 2, and Clear. If the user enters a base-2 number in the base-2 text field and clicks the To Base 10 button, the equivalent base-10 number appears in the base 10 text field. Similarly, if the user enters a base-10 number in the base-10 text field and clicks the To Base 2 button, the equivalent base-2 number appears in the base-2 text field. Be sure that the two text fields are labeled. The Clear button should cl
This program is easily obtained by inserting the action listener code from Project 4 into the program for Project 5 and changing the labels.
The two ways of adding sound to a Web site are embedding the sound directly in a page or including the sound as a(n) ____.
A. link B. image C. Web page D. layer
You can use a(n) ________ to sort in an order that you define
Fill in the blank(s) with correct word
To enable users to interact with an animation, you pair an event with a(n) ___________.
Fill in the blank(s) with the appropriate word(s).