If you are using Java 1.5 or above modify Program to use a for-each loop.
Fill in the blank(s) with the appropriate word(s).
```
public void clearBlueForEach ( )
{
Pixel [ ] pixelAr ray = this.getPixels ( ) ;
// loop through all the pixels
for ( Pixel currPixel : pixelArray )
currPixel . setBlue ( 0 ) ;
}
```
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Which of the statements a, b and c is true?
a. Pane is the base class for layout panes. This can be used to position nodes at fixed locations —known as absolute positioning. b. StackPane Places nodes in a stack. Each new node is stacked atop the previous node. You might use this to place text on top of images, for example. c. TilePane A horizontal or vertical grid of equally sized tiles. Nodes that are tiled horizontally wrap at the TilePane’s width. Nodes that are tiled vertically wrap at the TilePane’s height. d. All of these statements are true.
List the collections in the Java Collections API and mark the ones that are covered in this text.
What will be an ideal response?
_____ built into the Windows operating system can check a hard drive for errors and optimize it.
A. ?Backup and recovery programs B. ?File management utilities C. ?Disk management utilities D. ?Security programs
Which of the following statements best describes the DUAL table?
A. Table with one column and one row used in various operations B. Dictionary view containing two index names C. Table with two columns and no rows used in various operations D. Dictionary view containing two schema names