Android™ How to Program, Second Edition

Answers to Self-Review Exercises (Sections C.14–C.20)

C.8

a) for, while.

b) after.

c) switch.

d) continue.

e) && (conditional AND).

f) false.

C.9

a) False. The default case is optional. If no default action is needed, then there’s no need for a default case.

b) False. The break statement is used to exit the switch statement. The break statement is not required for the last case in a switch statement.

c) False. Both of the relational expressions must be true for the entire expression to be true when using the && operator.

d) True.

e) True.

C.10

a)

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sum = 0;for ( count = 1; count <= 99; count += 2 )   sum += count;

b) double result = Math.pow( 2 . 5 , 3 );

c) i = 1 ;

while ( i <= 20 ){   System.out.print( i );   if ...