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Java interview questions and answers for freshers Page 20

(#M40018861) JAVA QUESTION JAVA QUESTIONS Keep an EYE

What is the role of Web Server?

Asked In Java (12 years ago)

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(#M40018860) JAVA QUESTION JAVA QUESTIONS Keep an EYE

Which interface does java.util.Hashtable implement?
1) Java.util.Map
2) Java.util.List
3) Java.util.HashTable
4) Java.util.Collection

Asked In Java (12 years ago)

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(#M40018859) JAVA QUESTION JAVA QUESTIONS Keep an EYE

public class While
{
public void loop()
{
int x= 0;
while ( 1 ) /* Line 6 */
{
System.out.print("x plus one is " + (x + 1)); /* Line 8 */
}
}
}


public class While
{
public void loop()
{
int x= 0;
while ( 1 ) /* Line 6 */
{
System.out.print("x plus one is " + (x + 1)); /* Line 8 */
}
}
}

Which statement is true?

A. There is a syntax error on line 1.
B. There are syntax errors on lines 1 and 6.
C. There are syntax errors on lines 1, 6, and 8.
D. There is a syntax error on line 6.

Asked In Java (12 years ago)

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(#M40018858) JAVA QUESTION JAVA QUESTIONS Keep an EYE

What does the hashCode() method?

Asked In Java (12 years ago)

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(#M40018857) JAVA QUESTION JAVA QUESTIONS Keep an EYE

public void test(int x)
{
int odd = 1;
if(odd) /* Line 4 */
{
System.out.println("odd");
}
else
{
System.out.println("even");
}
}

Which statement is true?

A. Compilation fails.
B. "odd" will always be output.
C. "even" will always be output.
D. "odd" will be output for odd values of x, and "even" for even values.

Asked In Java (12 years ago)

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(#M40018856) JAVA QUESTION JAVA QUESTIONS Keep an EYE

Which cannot directly cause a thread to stop executing?
A. Calling the SetPriority() method on a Thread object.
B. Calling the wait() method on an object.
C. Calling notify() method on an object.
D. Calling read() method on an InputStream object.

Asked In Java (12 years ago)

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(#M40018855) JAVA QUESTION JAVA QUESTIONS Keep an EYE

What is meant by class loader? How
many types are there? When will we use them?

Asked In Java (12 years ago)

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(#M40018854) JAVA QUESTION JAVA QUESTIONS Keep an EYE

What is the role of JDBC DriverManager class?

Asked In Java (12 years ago)

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(#M40018853) JAVA QUESTION JAVA QUESTIONS Keep an EYE

What are the states of object in hibernate?

Asked In Java (12 years ago)

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(#M40018852) JAVA QUESTION JAVA QUESTIONS Keep an EYE

In a container there are 5
components. I want to display all the component names,
how will you do that?

Asked In Java (12 years ago)

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