1z1-808無料問題集「Oracle Java SE 8 Programmer I」

質問 1

Given:
public class Test {
public static void main(String[] args) {
int ax = 10, az = 30;
int aw = 1, ay = 1;
try {
aw = ax % 2;
ay = az / aw;
} catch (ArithmeticException e1) {
System.out.println("Invalid Divisor");
} catch (Exception e2) {
aw = 1;
System.out.println("Divisor Changed");
}
ay = az /aw; // Line 14
System.out.println("Succesful Division " + ay);
}
}
What is the result?

（A）Invalid Divisor
Successful Division 30

（B）Invalid Divisor
Exception in thread "main" java.lang.ArithmeticException: / by zero at
test.Teagle.main(Teagle.java:14)

（C）Invalid Divisor
Divisor Changed
Successful Division 30

（D）Invalid Divisor
Exception in thread "main" java.lang.ArithmeticException: / by zero at
test.Teagle.main(Teagle.java:14)
Successful Division 1

正解：B 解答を投票する

質問 2

Which two items can legally be contained within a java class declaration?

（A）A package declaration

（B）A field declaration

（C）An import statement

（D）A method declaration

正解：B、D 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 3

Given:

Which of the following is equivalent to the above code fragment?

（A）System.out.println(x>10?">":x<10?"<":"=");

（B）None of the above

（C）System.out.printLn(x>10?">,': "<":,'=");

（D）System.out.println(x>10? ">"?"<":"=");

（E）System.out.printLn(x>10?">"?,'<"?"=");

正解：A 解答を投票する

質問 4

Given the code fragment:

What is the result?

（A）A element 0
B element 1

（B）A 0
B 1

（C）A
B

（D）A NullPointerException is thrown at runtime.

正解：D 解答を投票する

質問 5

Given:

And given the code fragment:

What is the result?

（A）20:20

（B）Compilation fails at line n2.

（C）10:20

（D）Compilation fails at line n1.

正解：B 解答を投票する

質問 6

Given:

What is the result?

（A）The program prints multiple of 2 infinite times

（B）Compilation fails

（C）2 4 6 8 10 12 14

（D）The program prints nothing

（E）2 4 6 8 10 12

正解：D 解答を投票する

質問 7

Given the code fragments:

What is the result?

（A）Compilation fails only at line n2.

（B）Compilation fails only at line n1.

（C）Tool::export
Tool::export

（D）Compilation fails at both line n1 and line2.

（E）RTool::export
Tool::export

正解：B 解答を投票する

質問 8

Given:

And given the code fragment:

What is the result?

（A）Read Book

（B）Read E-Book

（C）Compilation fails at line n2.

（D）Compilation fails at line n3.

（E）Compilation fails at line n1.

正解：A 解答を投票する

質問 9

Given:

What is the result?

（A）Shining Sun
Twinkling Star
Shining Sun

（B）Compilation fails

（C）Shining Sun
Shining Sun
Shining Sun

（D）A ClassCastException is thrown at runtime

正解：D 解答を投票する

質問 10

Given:

And given the commands:
javac Test.java
java Test
What is the result?

（A）Java SE

（B）Java EE

（C）A NullPointerException is thrown at runtime.

（D）Compilation fails at line n1.

正解：B 解答を投票する

質問 11

Given the code fragment:

What is the result?

（A）[1, 2, 4]

（B）[1, 3, 4, null ]

（C）Compilation fails.

（D）[1, 2, 4, null ]

（E）A NullPointerException is thrown at runtime.

（F）[1, 3, 4 ]

正解：A 解答を投票する

質問 12

Given the code fragments:

What is the result?

（A）Compilation fails at both line n1 and line n2.

（B）Compilation fails only at line n2.

（C）Compilation fails only at line n1.

（D）Tool::exportTool:export

（E）RTool::exportTool::export

正解：A 解答を投票する

1z1-808 無料問題集「Oracle Java SE 8 Programmer I」

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