The output of the Java code:int alpha = 5;int beta = 4;switch (beta){case 2:     alpha = alpha + 2;case 4:     alpha = alpha + 4;    break;case 6:     alpha = alpha + 6;default:      alpha = alpha + 10;}System.out.print(alpha);
is: 9

A valid reverse lookup zone consists of the network ID's octets in reverse order, with what at the end of the name?

A. .arpa B. in-addr.arpa C. rlz.arpa D. in-addr.ptr

?Identify a typographic attribute that measures the amount of space between characters.

A. ?Tracking B. ?Dithering C. ?Kerning D. ?Pacing