You are having issues with your laptop picking up a wireless connection in certain areas of your building. Other users working on their laptop in common areas have Internet connectivity. What is probably the reason?

The following program draws squares recursively. Fill in the missing code.

``` import javax.swing.*; import java.awt.*; public class Test extends JApplet { public Test() { add(new SquarePanel()); } static class SquarePanel extends JPanel { public void paintComponent(Graphics g) { super.paintComponent(g); int width = (int)(Math.min(getWidth(), getHeight()) * 0.4); int centerx = getWidth() / 2; int centery = getHeight() / 2; displaySquares(g, width, centerx, centery); } private static void displaySquares(Graphics g, int width, int centerx, int centery) { if (width >= 20) { g.drawRect(centerx - width, centery - width, 2* width, 2 * width); displaySquares(_________, width - 20, centerx, centery); } } } }``` a. getGraphics() b. newGraphics() c. null d. g

A T-1 telecommunications line uses a multiplexing technique termed ____________________, which provides for the multiplexing of up to 24 separate channels at a total speed of 1.544 Mbps.?

Fill in the blank(s) with the appropriate word(s).