최신 1Z0-803日本語 무료덤프 - Oracle Java SE 7 Programmer I (1Z0-803日本語版)
정답: D
정답: D
Given:
정답: B
StringBuilder sb = new StringBuilder ( ) ; Sb.append ("world");
정답: B
정답: D
정답: A
List colors = new ArrayList();
colors.add("green");
colors.add("red");
colors.add("blue");
colors.add("yellow");
colors.remove(2);
colors.add(3,"cyan");
System.out.print(colors);
정답: D
public class TestOperator {
public static void main(String[] args) {
int result = 30 -12 / (2*5)+1;
System.out.print("Result = " + result);
} }
정답: E
public class Student {
public String name = "";
public int age = 0;
public String major = "Undeclared";
public boolean fulltime = true;
public void display() {
System.out.println("Name: " + name + " Major: " + major); }
public boolean isFullTime() {
return fulltime;
}
}
정답: C
Given:
public class FieldInit { char c; boolean b; float f; void printAll() { System.out.println("c = " + c); System.out.println("c = " + b); System.out.println("c = " + f); }
public static void main(String[] args) { FieldInit f = new FieldInit(); f.printAll();
} }
public class FieldInit { char c; boolean b; float f; void printAll() { System.out.println("c = " + c); System.out.println("c = " + b); System.out.println("c = " + f); }
public static void main(String[] args) { FieldInit f = new FieldInit(); f.printAll();
} }
정답: B
Given:
정답: A
class Cake { int model; String flavor; Cake() { model = 0; flavor = "Unknown"; }
} public class Test {
public static void main(String[] args) {
Cake c = new Cake();
bake1(c);
System.out.println(c.model + " " + c.flavor);
bake2(c);
System.out.println(c.model + " " + c.flavor);
}
public static Cake bake1(Cake c) {
c.flavor = "Strawberry";
c.model = 1200;
return c;
}
public static void bake2(Cake c) {
c.flavor = "Chocolate";
c.model = 1230;
return;
} }
정답: A
정답: C
Javac Traveler.java
Java Traveler Java Duke
정답: D
Given:
public class Test { public static void main(String[] args) { int day = 1; switch (day) { case "7": System.out.print("Uranus"); case "6": System.out.print("Saturn"); case "1": System.out.print("Mercury"); case "2": System.out.print("Venus"); case "3": System.out.print("Earth"); case "4": System.out.print("Mars"); case "5": System.out.print("Jupiter"); }
} }
public class Test { public static void main(String[] args) { int day = 1; switch (day) { case "7": System.out.print("Uranus"); case "6": System.out.print("Saturn"); case "1": System.out.print("Mercury"); case "2": System.out.print("Venus"); case "3": System.out.print("Earth"); case "4": System.out.print("Mars"); case "5": System.out.print("Jupiter"); }
} }
정답: B,C