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Test: AP Computer Science A
| 1. | Which of the following code samples adequately uses constants? |
final String s = "Hello, "
int intVal;
// Variable intVal read in during this code.... Excerpted...
if(intVal < 0) {
s += "World!";
} else if(intVal == 0) {
s += "People!";
} else {
s += "Folks!";
}
final int rows = 4;
for(int i = 0,l = rows; i < l; i++) {
rows += 2;
}
for(final int i = 0, rows = 5; i < rows; i++) {
System.out.println(i);
}
const int rows = 4;
for(int i = 0; i < rows; i++) {
System.out.println(i);
}
final int rows;
int intVal;
// Variable intVal read in during this code.... Excerpted...
rows = intVal;
for(int i = 0; i < rows; i++) {
System.out.println(i);
}
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