Free Oracle 1Z1-803 Practice Test & Real Exam Questions
Given:
What is the result?
What is the result?
Correct Answer: B
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Given: What is the result?
Correct Answer: C
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Given the code fragment:
1.ArrayList<Integer> list = new ArrayList<>(1);
2.list.add(1001);
3.list.add(1002);
4.System.out.println(list.get(list.size()));
What is the result?
1.ArrayList<Integer> list = new ArrayList<>(1);
2.list.add(1001);
3.list.add(1002);
4.System.out.println(list.get(list.size()));
What is the result?
Correct Answer: B
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The protected modifier on a Field declaration within a public class means that the field ______________.
Correct Answer: C
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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?
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?
Correct Answer: B
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What is the proper way to defined a method that take two int values and returns their sum as an int value?
Correct Answer: D
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Given:
Which statement, when inserted into line 5, is valid change?
Which statement, when inserted into line 5, is valid change?
Correct Answer: D
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Given the code in a file Traveler.java:
And the commands:
Javac Traveler.java
Java Traveler Java Duke
What is the result?
And the commands:
Javac Traveler.java
Java Traveler Java Duke
What is the result?
Correct Answer: D
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Which two are valid instantiations and initializations of a multi dimensional array?
Correct Answer: D,E
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Given:
interface Pet { }
class Dog implements Pet { }
public class Beagle extends Dog{ }
Which three are valid?
interface Pet { }
class Dog implements Pet { }
public class Beagle extends Dog{ }
Which three are valid?
Correct Answer: A,E,F
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Given:
Which approach ensures that the class can be compiled and run?
Which approach ensures that the class can be compiled and run?
Correct Answer: B
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