Jobs By Abekus

What is the base of the BigDecimal data type?

1

Base 2

2

Base 8

3

Base 10

4

Base e

Solution:

We cannot achieve multiple inheritance using

abstract class. True or false?

1

True

2

False

Solution:

Encapsulation concept in java is

1

Hiding complexity

2

method hiding

3

Hiding constructor

4

None

Solution:

Which one is best suited for a multi-threaded environment?

1

Hashtable

2

HashMap

3

ConcurrentHashMap

4

WeakHashMap

Solution:

Which of these is returned by '>' , '<' and '==' operators?

1

Boolean

2

None of the above

3

Integers

4

Floating Point numbers

Solution:

if the user tries to print null then which exception occurs

1

NullpointerException

2

Nosuchelement Exception

3

Nosuchfield Exception

4

Negativearray Exception

Solution:

How many times 'abekus' is printed?
public class abekus {
public static void main(String[] args){
for(int i = 0; i<5; )
{
System.out.println("abekus");
}
}
}

1

5

2

4

3

0

4

infinite times

Solution:

The output of the following Java program.

class Main {
public static void main(String args[]){
  final int i;
  i = 20;
  System.out.println(i);
}
}

1

Compiler Error

2

20

3

Garbage value

4

0

Solution:

class test {

public static void main (String[] args) {

  boolean a=true;

  boolean b=!a;

  boolean c=a|b;

  boolean d=a&b;

  boolean e=d?b:c;

  System.out.println(d+" "+c);

}

}

1

false false

2

false true

3

true false

4

true true

Solution:

What is the output of this program?

    `class Output`

    `{`

         `public static void main(String args[])`

        `{`

            `double x = 5.0;`

            `double y = 3.0;`

            `double z = Math.pow( x, y );`

            `System.out.print(z);`

        `}`

    `}`

1

25.0

2

125.0

3

4.0

4

625.0

Java Questions Set 2:

What is the base of the BigDecimal data type?

Solution:

We cannot achieve multiple inheritance using

abstract class. True or false?

Solution:

Encapsulation concept in java is

Solution:

Which one is best suited for a multi-threaded environment?

Solution:

Which of these is returned by '>' , '<' and '==' operators?

Solution:

if the user tries to print null then which exception occurs

Solution:

How many times 'abekus' is printed?
public class abekus {
public static void main(String[] args){
for(int i = 0; i<5; )
{
System.out.println("abekus");
}
}
}

Solution:

The output of the following Java program.

class Main {
public static void main(String args[]){
  final int i;
  i = 20;
  System.out.println(i);
}
}

Solution:

class test {

public static void main (String[] args) {

  boolean a=true;

  boolean b=!a;

  boolean c=a|b;

  boolean d=a&b;

  boolean e=d?b:c;

  System.out.println(d+" "+c);

}

}

Solution:

What is the output of this program?

    `class Output`

    `{`

         `public static void main(String args[])`

        `{`

            `double x = 5.0;`

            `double y = 3.0;`

            `double z = Math.pow( x, y );`

            `System.out.print(z);`

        `}`

    `}`

Solution:

Related Question Sets:

Related Topics:

Java Questions Set 2:

What is the base of the BigDecimal data type?

Solution:

We cannot achieve multiple inheritance using abstract class. True or false?

Solution:

Encapsulation concept in java is

Solution:

Which one is best suited for a multi-threaded environment?

Solution:

Which of these is returned by '>' , '<' and '==' operators?

Solution:

if the user tries to print null then which exception occurs

Solution:

How many times 'abekus' is printed?public class abekus {public static void main(String[] args){ for(int i = 0; i<5; ) { System.out.println("abekus"); }}}

Solution:

The output of the following Java program. class Main { public static void main(String args[]){ final int i; i = 20; System.out.println(i); }}

Solution:

class test { public static void main (String[] args) { boolean a=true; boolean b=!a; boolean c=a|b; boolean d=a&b; boolean e=d?b:c; System.out.println(d+" "+c); } }

Solution:

What is the output of this program? class Output { public static void main(String args[]) { double x = 5.0; double y = 3.0; double z = Math.pow( x, y ); System.out.print(z); } }

Solution:

Related Question Sets:

Related Topics:

We cannot achieve multiple inheritance using

abstract class. True or false?

How many times 'abekus' is printed?
public class abekus {
public static void main(String[] args){
for(int i = 0; i<5; )
{
System.out.println("abekus");
}
}
}

The output of the following Java program.

class Main {
public static void main(String args[]){
final int i;
i = 20;
System.out.println(i);
}
}

class test {

public static void main (String[] args) {

boolean a=true;

boolean b=!a;

boolean c=a|b;

boolean d=a&b;

boolean e=d?b:c;

System.out.println(d+" "+c);

}

}

What is the output of this program?

`class Output`

`{`

`public static void main(String args[])`

`{`

`double x = 5.0;`

`double y = 3.0;`

`double z = Math.pow( x, y );`

`System.out.print(z);`

`}`

`}`