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

Given the code fragment:

What is the result?

Which code fragment is illegal?

解説: (JPNTest メンバーにのみ表示されます)
Given the class definitions:

And the code fragment of the main() method,

What is the result?

Given the code fragment:

What is the result?

Given:

What is the result?

Given the following class:

Which three pieces of code, when inserted independently, set the value of amount to 100?

正解:A、C、D 解答を投票する
Given the code fragment:

What is the result?

解説: (JPNTest メンバーにのみ表示されます)
Given the code fragment:

and the requirements of the application:
- It must display the menu.
- It must print the option selected.
- It must continue its execution till it reads `0'.
Which code fragment can be used to meet the requirements?

Given:

What is the result?

Given:

And given the code fragment:

What is the result?

Given:
public class Test1 {
static void doubling (Integer ref, int pv) {
ref =20;
pv = 20;
}
public static void main(String[] args) {
Integer iObj = new Integer(10);
int iVar = 10;
doubling(iObj++, iVar++);
System.out.println(iObj+ ", "+iVar);
What is the result?

解説: (JPNTest メンバーにのみ表示されます)
Given the following class:

And given the following main method, located in another class:

Which three lines, when inserted independently at line n1, cause the program to print a o balance?

正解:C、D、F 解答を投票する
解説: (JPNTest メンバーにのみ表示されます)
Given:

Which is true?

解説: (JPNTest メンバーにのみ表示されます)
Given the code fragment:

Which option represents the state of the num array after successful completion of the outer loop?

解説: (JPNTest メンバーにのみ表示されます)
Given:

What is the result?

Which usage represents a valid way of compiling java source file with the name "Main"?

解説: (JPNTest メンバーにのみ表示されます)
Given:
public class TestOperator {
public static void main(String[] args) {
int result = 30 -12 / (2*5)+1;
System.out.print("Result = " + result);
}
}
What is the result?

Given:
class Sports {
int num_players;
String name, ground_condition;
Sports(int np, String sname, String sground){
num_players = np;
name = sname;
ground_condition = sground;
}
}
class Cricket extends Sports {
int num_umpires;
int num_substitutes;
Which code fragment can be inserted at line //insert code here to enable the code to compile?

解説: (JPNTest メンバーにのみ表示されます)

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