1z1-811 無料問題集「Oracle Java Foundations」

（A）The code compiles and prints:
default

（B）The code fails to compile. To make it compile, at line n2 insert:
this ();

（C）The code fails to compile. To make it compile, at line n1 insert:
Bus () { }

（D）The code fails to compile. To make it compile, at line n1 insert:
this () { }

（A）a memory address in hexadecimal number format
[10, 15]

（B）a memory address1 in hexadecimal number format
a memory address2 in hexadecimal number format

（C）10, 15
[10, 15]

（D）0, 10, 15
[10, 15, null]

（A）int sum(int, int) {

（B）int sum(int a, b) {

（C）int sum(int[] a, b) {

（D）int sum(int a, int b) {

（A）Nothing is printed.

（B）3

（C）5

（D）1

（A）true
true

（B）true
false

（C）false
false

（D）false
true

（A）Java SE Embedded

（B）Java Micro Edition

（C）Java Enterprise Edition

（D）Java Standard Edition with a Compact Profile

（A）Compilation fails

（B）1 2 3 aaaa

（C）a

（D）1 2 aaa

（A）All statements in a try block are executed, even if an exception occurs in the middle of the try block.

（B）At least one statement in a try block must throw an exception.

（C）All catch blocks must be ordered from general to most specific.

（D）At least one catch block must accompany a try statement.