36. Which attribute is used to specify destroy method?

1. 1. destruction-method

   
   
   

   2. destruction

   
   
   

   3. destroy-method

   
   
   

   4. destroy

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   destroy-method is used to specify the destruction method.

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37. Which of the following is advantage of using JDBC connection pool?

1. 1. Better performance

   
   
   

   2. Using less memory

   
   
   

   3. Using more memory

   
   
   

   4. Slow performance

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   Since the JDBC connection takes time to establish. Creating connection at the application start-up and reusing at the time of requirement, helps performance of the application.

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38. Which of the following contains both date and time?

1. 1. java.util.dateTime

   
   
   

   2. java.util.date

   
   
   

   3. java.sql.date

   
   
   

   4. java.io.date

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   java.util.date contains both date and time. Whereas, java.sql.date contains only date.

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39. How to specify autowiring by name?

1. 1. @Type

   
   
   

   2. @Qualifier

   
   
   

   3. @Name

   
   
   

   4. @Constructor

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   Different beans of the same class are identified by name.

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40. Which is better in terms of performance for iterating an array?

1. 1. for(int k=50; k>=0; k–)

   
   
   

   2. for(int k=0; k<50; k++)

   
   
   

   3. for(int k=50; k>0; k++)

   
   
   

   4. for(int k=50; k<0; k++)

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   reverse traversal of array take half number cycles as compared to forward traversal. The other for loops will go in infinite loop.

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