Internet, Web Programming and Java MCQ 14

1. Java create distributed application using the concept:

1. RMI & CORBA
2. RMI & JDBC
3. CORBA & JDBC
4. None of these

2. RMI is stands for:

1. Remote methodology invocation
2. Research method invocation
3. Remote method invocation
4. Resource method invocation

3. JavaBeans is a technology that allows one to build complex system from reusable software component called

1. JavaBeans
2. Bean
3. Bin
4. Jdk

4. CORBA is stands for:
1. Common oriented request broker architecture
2. Common object request break architecture
3. Common object request broker architecture
4. Common object request broker access
5. Java program are run in:

1. JVM
2. JavaBeans
3. JavaViewer
4. All of these

6. JDBC is stand for:
1. JavaBeans database connectivity
2. Java database connectivity
3. Java database communicate
4. Java database connection
7. A bean has all benefits java’s __________ paradigm.
1. Write-once,run-anywhere
2. Write-thrice,run-anywhere
3. Write-once,run-time
4. Write-once,run-anytime
8. A bean consists of general purpose interfaces are:

1. Properties
2. Events
3. Methods
4. All of these

9. The properties are equivalent to data field   of object in the java except that they must be  declared as____________

1. Public
2. Private
3. Protected
4. All of these

10. There are two types of properties, namely

1. Simple
2. Indexed
3. Simple & indexed
4. Simple & interest

11. Beans can communicate with objects by generating _____________

1. Properties
2. Method
3. Events
4. All of these

12. Introspection is the ___________ process of analyzing a beans properties

1. Automatic
2. User defined
3. System defined
4. All of these

13. Introspection is the important feature  of JavaBeans _________

1.  API
2. RMI
3. JDBC
4. CORBA

14. The process of introspection is used at ________

1. Run time
2. Design time
3. Compile time
4. Both a & b

15. Introspection are two approaches by which a developer can indicate in the first approach in JavaBeans designs ____________ are used

1. Properties
2. Patterns
3. Method
4. None of these

16. The second approach is to implement the ____________ interfaces

1. JavaBeans
2. BeansInFo
3. InFo
4. BeanInfo

17. The JavaBeans designs patterns specify special method called __________ method

1. getter method
2. setter method
3. both of these
4. none of these

18. The getter method names must start with the  _________ prefix

1. set
2. get
3. pet
4. all of these

19. The setter method names must start with the  _________ prefix

1. set
2. get
3. pet
4. all of these

20. NP is a property ___________

1. Pattern
2. Type
3. Name
4. None of these

21. TP is a property ___________

1. Pattern
2. Type
3. Name
4. None of these

22. The second method of throws TooManyListenersException.it is used  to _______

1. Unitcast
2. Utilcost
3. Unicost           
4. None of these

5.  
22. The design pattern for removing a listener is:

1. RemoveTlistener
2. removeTListener
3. Removetlistener
4. None of these

24. This method is used to determine a beans events
1. EventSetDescritor []  Geteventsetdescriptors():
2. EventSetDescritor []  Geteventsetdescriptors();
3. EventSetDescritor []  getEventSetDescriptors():
4. EventSetDescritor ()  GetEventsetDescriptors[]:
25. This method is used to determine a beans properties:
1. PropertyDescriptor [] getPropertyDsecriptors ():
2. PropertyDescriptor [] getPropertyDsecriptors ();
3. PropertyDescriptor [] getPropertyDsecriptors []:
4. PropertyDescriptor  getPropertyDsecriptors ():
26. This method is used to determine a beans method:
1. MethodDescriptor [] getMethodDescriptor () :
2. MethodDescriptor [] getMethodDescriptor () ;
3. MethodDescriptor [] getMethodDescriptor [] :
4. MethodDescriptor  getMethodDescriptor [] :
27. A bean can be serialized by implementing ___________ interface:
1. Java.io.serializable
2. Java.io.Serializable
3. java.io.Serializable
4. None of these