1z1-815無料問題集「Oracle Java SE 11 Programmer I」

質問 1

Given:

What is the result?

（A）Tuesday
Unknown

（B）Working
Unknown

（C）Working

（D）Unknown

（E）Tuesday

（F）The compilation fails.

正解：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 2

Given:

What is the result?

（A）3

（B）9

（C）6

（D）An exception is thrown at runtime.

正解：C 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

What is the result?
Class StaticField {
static int i = 7;
public static void main(String[] args) {
StaticFied obj = new StaticField();
obj.i++;
StaticField.i++;
obj.i++;
System.out.println(StaticField.i + " "+ obj.i);
}
}

（A）7 10

（B）8 9

（C）9 8

（D）10 10

正解：D 解答を投票する

質問 4

Given:
/code/a/Test.java
containing:

and
/code/b/Best.java
containing:
package b;
public class Best { }
Which is the valid way to generate bytecode for all classes?

（A）java /code/a/Test.java

（B）javac -d /code /code/a/Test.java

（C）javac -d /code /code/a/Test

（D）java /code/a/Test.java /code/b/Best.java

（E）javac -d /code /code/a/Test.java /code/b/Best.java

（F）java -cp /code a.Test

正解：E 解答を投票する

質問 5

Examine this excerpt from the declaration of the java.semodule:

What does the transitivemodifier mean?

（A）Any module that requires the java.sql module does not need to require the java.se module.

（B）Only a module that requires the java.se module is permitted to require the java.sql module.

（C）Any module that requires the java.se module does not need to require the java.sql module.

（D）Any module that attempts to require the java.se module actually requires the java.sql module instead.

正解：B 解答を投票する

質問 6

Which two statements are true about the modular JDK? (Choose two.)

（A）It is possible but undesirable to configure modules' exports from the command line.

（B）The foundational APIs of the Java SE Platform are found in the java.base module.

（C）APIs are deprecated more aggressively because the JDK has been modularized.

（D）An application must be structured as modules in order to run on the modular JDK.

正解：B、D 解答を投票する

質問 7

Given:

What is the result?

（A）234

（B）2134

（C）2143

（D）214

正解：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 8

Given:

If file "App.config" is not found, what is the result?

（A）Exception in thread "main" java.lang.Error:
Fatal Error: Configuration File, App.config, is missing.

（B）Configuration is OK

（C）nothing

（D）The compilation fails.

正解：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 9

What makes Java dynamic?

（A）The Java compiler uses reflection to test if class methods are supported by resources of a target platform.

（B）The Java compiler preprocesses classes to run on specific target platforms.

（C）The runtime can process machine language sources as well as executables from different language compilers.

（D）At runtime, classes are loaded as needed, and new code modules can be loaded on demand.

正解：D 解答を投票する

質問 10

View the exhibit:
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;
}
}
Which line of code initializes a student instance?

（A）Student student1;

（B）Student student1 = Student.new();

（C）Student student1 = new Student();

（D）Student student1 = Student();

正解：C 解答を投票する

1z1-815 無料問題集「Oracle Java SE 11 Programmer I」

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