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.
d. All of the above.
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Layer ____ help you manage and organize layers in a logical manner.
a. presets b. groups c. locks d. clusters
Why, in the SlideColor program, is the value of a slider able to reach 255 but the largest labeled tick mark is 250?
What will be an ideal response?
Match the following commands to the corresponding outputs. Place the letter that indicates your answer on the line in front of each command.
- Your have the following two variables defined: XYZ=HELLO EMPTY= _____ 1. echo $XYZ _____ 2. echo $EMPTY _____ 3. echo ${XYZ: "BYE"} _____ 4. echo ${EMPTY: "BYE"} _____ 5. echo ${XYZ: + "BYE"} _____ 6. echo ${EMPTY: + "BYE"} _____ 7. echo ${XYZ: = "BYE"} _____ 8. echo ${EMPTY: = "BYE"} _____ 9. echo ${XYZ: ? "BYE"} _____ 10. echo ${XYZ: ? "BYE"} a: HELLO b: BYE c: Nothing is displayed
____ permits communication and interaction from the client to the server for producing dynamic, two-way Web pages.
A. CGI B. HTTP C. HTTPS D. HTTP2