リアルOracle 1z0-811試験問題集には正解77問題と解答があります [Q43-Q61]

リアルOracle 1z0-811試験問題集には正解77問題と解答があります

有効な1z0-811テスト解答とOracle 1z0-811試験PDF問題を試そう

Oracle 1z1-811（Java Foundations）認定試験は、ソフトウェア開発分野でキャリアを向上させたい個人にとって有用な認定です。また、Javaプログラミングの知識とスキルを認定したい個人にとっても役立ちます。この試験に合格することは、個人がJavaプログラミングに強力な基礎を持ち、このプログラミング言語を使用してアプリケーションを開発できる能力があることを示します。

質問 # 43
Given:

And the code fragment:

Which code fragment can be inserted at line n1 to enable the code to print All the best?

A. Messenger.writeMsg();
B. m.writeMsg();
C. writeMsg();
D. void writeMsg();

正解：A

質問 # 44
Given:

What is the result?

A. The code fails to compile. To make it compile, at line n1 insert:
this () { }
B. The code fails to compile. To make it compile, at line n1 insert:
Bus () { }
C. The code fails to compile. To make it compile, at line n2 insert:
this ();
D. The code compiles and prints:
default

正解：B

解説：
luxury

質問 # 45
Given the code fragment:

What is the result?

A. 0
B. The program executes an infinite number of times.
C. 1
D. 2

正解：C

質問 # 46
Given the code fragment:

What is the result?

A. 3 : 2
B. 0 : 1
C. 2 : 0
D. 3 : 1

正解：A

質問 # 47
Given:

What is the output?

A. a
B. 1 2 3 aaaa
C. Compilation fails
D. 1 2 aaa

正解：A

質問 # 48
Given:

And the code fragment:

What is the result?

A. null: null
B. White : null
C. A compilation error occurs at line n1.
D. White : White

正解：A

質問 # 49
What does import java.io* mean?

A. All classes in the io package are imported.
B. Only the io class is imported.
C. All classes in the io package and the subpackages of io packages, if any, are imported.
D. All classes whose names start with io are imported.

正解：C

質問 # 50
Given the code fragment:

What is the result?

A. true true 0
B. true false 0
C. false true -1
D. false false -1

正解：B

質問 # 51
Given:

Which statement, when inserted at line n1, enables the Course class to compile?

A. int newFee;
B. double newFee;
C. float newFee;
D. long newFee;

正解：B

質問 # 52
Given the code fragment:

Which statement, when inserted at line n1, enables the code to print 0 2 4 6 8 10?

A. count = (count++) +1;
B. count =+ 2;
C. count += 2;
D. count = count++;

正解：C

質問 # 53
Given the code fragment:

Which code fragment, when inserted at line n1, enables the code to print one?

A. String var = "1";
B. char var = '1';
C. String var = 1;
D. int var = 1;

正解：A

質問 # 54
Given the code fragment:

What is the result?

A. 25.7
B. 0
C. 25.00
D. 25.67

正解：D

質問 # 55
Given:

What is the result?

A. 0
B. Compilation fails. To make it compile, replace line n1 with var1 = 0;
C. Compilation fails. To make it compile, replace line n2 with var2 = 0;
D. Nothing is printed.

正解：C

質問 # 56
Given:

Which statement is true about the main method?

A. It can be a non-static method.
B. It cannot be invoked by its name.
C. Its parameter can be of type Integer [].
D. It cannot be defined in a non-public class.

正解：B

質問 # 57
Given the code fragment:

Which two code fragments are valid at line 2?

A. import java.util.*;
public void display() {
List<Integer> nums = new ArrayList<> ();
}
B. {
private int num;
}
C. private String name = "John";
public void display() {
System.out.print(name);
}
D. package p1;
E. for (int count = 0; count < 5; count++) {
System.out.print(count);
}