Jobs By Abekus

What is the size of StringBuffer?

1

8

2

16

3

32

4

64

Solution:

Subclass of any class can be abstract

1

True

2

False

Solution:

vector implements

1

Stack

2

Iterable

3

List

4

None of these

Solution:

What is maximum thread priority in Java

1

10

2

12

3

5

4

8

Solution:

Comparable have a method called Comparator

1

True

2

False

Solution:

Which class is the superclass of all other classes?

1

Math

2

Process

3

System

4

Object

Solution:

Which of this keyword must be used to inherit a class

1

extent

2

extends

3

super

4

none of these

Solution:

what should be the output of this code block?

  public class abekus {
    public static void main(String[] args) {
      String input = null;
      System.out.println("-" + input.trim() + "-");
    }
  }

1

--

2

null

3

-null-

4

java.lang.NullPointerException

Solution:

What is multithreaded programming?

1

It's a process in which two different processes run simultaneously

2

It's a process in which two or more parts of the same process run simultaneously

3

It's a process in which a single process can access information from many sources

4

It's a process in which many different processes are able to access the same information

Solution:

Which of the following statements about access modifiers in object-oriented programming are incorrect?

1

Public members of a class can be accessed by any code in the program.

2

Private members of a class can only be accessed by other members of the class.

3

Private members of a class cannot be inherited by a subclass.

4

Protected members of a class can be inherited by a subclass, and become private members of the subclass.

Java Questions Set 181:

What is the size of StringBuffer?

Solution:

Subclass of any class can be abstract

Solution:

vector implements

Solution:

What is maximum thread priority in Java

Solution:

Comparable have a method called Comparator

Solution:

Which class is the superclass of all other classes?

Solution:

Which of this keyword must be used to inherit a class

Solution:

what should be the output of this code block?

  public class abekus {
    public static void main(String[] args) {
      String input = null;
      System.out.println("-" + input.trim() + "-");
    }
  }

Solution:

What is multithreaded programming?

Solution:

Which of the following statements about access modifiers in object-oriented programming are incorrect?

Solution:

Related Question Sets:

Related Topics:

Java Questions Set 181:

What is the size of StringBuffer?

Solution:

Subclass of any class can be abstract

Solution:

vector implements

Solution:

What is maximum thread priority in Java

Solution:

Comparable have a method called Comparator

Solution:

Which class is the superclass of all other classes?

Solution:

Which of this keyword must be used to inherit a class

Solution:

what should be the output of this code block? public class abekus { public static void main(String[] args) { String input = null; System.out.println("-" + input.trim() + "-"); } }

Solution:

What is multithreaded programming?

Solution:

Which of the following statements about access modifiers in object-oriented programming are incorrect?

Solution:

Related Question Sets:

Related Topics:

what should be the output of this code block?

public class abekus {
public static void main(String[] args) {
String input = null;
System.out.println("-" + input.trim() + "-");
}
}