1Z0-851 무료 덤프문제 온라인 액세스

Given:
11.class A {
12.public void process() { System.out.print("A,"); }
13.class B extends A {
14.public void process() throws IOException {
15.super.process();
16.System.out.print("B,");
17.throw new IOException();
18.}
19.public static void main(String[] args) {
20.try { new B().process(); }
21.catch (IOException e) { System.out.println("Exception"); }
22.}
What is the result?

• A.A,B,Exception
• B.Compilation fails because of an error in line 20.
• C.Compilation fails because of an error in line 14.
• D.A NullPointerException is thrown at runtime.
• E.Exception

Given:
1.public class BuildStuff {
2.public static void main(String[] args) {
3.Boolean test = new Boolean(true);
4.Integer x = 343;
5.Integer y = new BuildStuff().go(test, x);
6.System.out.println(y);
7.}
8.int go(Boolean b, int i) {
9.if(b) return (i/7);
10.return (i/49);
11.}
12.}
What is the result?

• A.An exception is thrown at runtime.
• B.343
• C.7
• D.49
• E.Compilation fails.

Given:
1.class Alligator {
2.public static void main(String[] args) {
3.int []x[] = {{1,2}, {3,4,5}, {6,7,8,9}};
4.int [][]y = x;
5.System.out.println(y[2][1]);
6.}
7.}
What is the result?

• A.4
• B.3
• C.2
• D.7
• E.6
• F.Compilation fails.

Given:
33.try {
34.// some code here
35.} catch (NullPointerException e1) {
36.System.out.print("a");
37.} catch (Exception e2) {
38.System.out.print("b");
39.} finally {
40.System.out.print("c");
41.}
If some sort of exception is thrown at line 34, which output is possible?

• A.abc
• B.ac
• C.a
• D.c
• E.b

Given:
5.class A {
6.void foo() throws Exception { throw new Exception(); }
7.}
8.class SubB2 extends A {
9.void foo() { System.out.println("B "); }
10.}
11.class Tester {
12.public static void main(String[] args) {
13.A a = new SubB2();
14.a.foo();
15.}
16.}
What is the result?

• A.B, followed by an Exception.
• B.An Exception is thrown with no other output.
• C.Compilation fails due to an error on line 14.
• D.Compilation fails due to an error on line 9.
• E.B