Oracle Java SE 7 Programmer I (1Z0-803日本語版) - 1Z0-803日本語 Exam Practice Test
Question 1
Correct Answer: D
Question 2
Given:
package p1;
public interface DoInterface { void method1(int n1); // line n1
}
package p3;
import p1.DoInterface;
public class DoClass implements DoInterface { public DoClass(int p1) { } public void method1(int p1) { } // line n2 private void method2(int p1) { } // line n3
}
public class Test {
public static void main(String[] args) {
DoInterface doi= new DoClass(100); // line n4
doi.method1(100);
doi.method2(100);
}
}
package p1;
public interface DoInterface { void method1(int n1); // line n1
}
package p3;
import p1.DoInterface;
public class DoClass implements DoInterface { public DoClass(int p1) { } public void method1(int p1) { } // line n2 private void method2(int p1) { } // line n3
}
public class Test {
public static void main(String[] args) {
DoInterface doi= new DoClass(100); // line n4
doi.method1(100);
doi.method2(100);
}
}
Correct Answer: D
Question 3
Given:
Correct Answer: D
Question 4
Given:
public class TestField { int x; int y; public void doStuff(int x, int y) { this.x = x; y =this.y; } public void display() { System.out.print(x + " " + y + " : "); } public static void main(String[] args) { TestField m1 = new TestField(); m1.x = 100; m1.y = 200;
TestField m2 = new TestField();
m2.doStuff(m1.x, m1.y);
m1.display();
m2.display();
}
}
public class TestField { int x; int y; public void doStuff(int x, int y) { this.x = x; y =this.y; } public void display() { System.out.print(x + " " + y + " : "); } public static void main(String[] args) { TestField m1 = new TestField(); m1.x = 100; m1.y = 200;
TestField m2 = new TestField();
m2.doStuff(m1.x, m1.y);
m1.display();
m2.display();
}
}
Correct Answer: D
Question 5
Correct Answer: A
Question 6
public class TestLoop {
public static void main(String[] args) {
int array[] = {0, 1, 2, 3, 4};
int key = 3;
for (int pos = 0; pos < array.length; ++pos) {
if (array[pos] == key) {
break;
}
}
System.out.print("Found " + key + "at " + pos);
} }
Correct Answer: D
Question 7
Correct Answer: B
Question 8
public class Test {
public static void main(String[] args) {
boolean isChecked = false;
int arry[] = {1,3,5,7,8,9};
int index = arry.length;
while ( <code1> ) {
if (arry[index-1] % 2 ==0) {
isChecked = true;
}
<code2>
}
System.out.print(arry(index]+", "+isChecked));
Correct Answer: B
Question 9
Given:
Correct Answer: A
Question 10
Correct Answer: B,E,F
Question 11
public class MyFor {
public static void main(String[] args) {
for (int ii = 0; ii < 4; ii++) {
System.out.println("ii = "+ ii);
ii = ii +1;
}
}
}
Correct Answer: C
Question 12
public class Equal {
public static void main(String[] args) {
String str1 = "Java";
String[] str2 = {"J","a","v","a"};
String str3 = "";
for (String str : str2) {
str3 = str3+str;
}
boolean b1 = (str1 == str3);
boolean b2 = (str1.equals(str3));
System.out.print(b1+", "+b2);
Correct Answer: A
Question 13
Given:
Correct Answer: C
