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JavaBeans in JSP
Interview Questions and Answer
1. 1.Java create distributed application using the concept:
Options:
a. RMI & CORBA
b. RMI & JDBC
c. CORBA & JDBC
d. None of these
Reveal Answer
2. 2. RMI is stands for:
Options:
a. Remote methodology invocation
b. Research method invocation
c. Remote method invocation
d. Resource method invocation
Reveal Answer
3. 3. JavaBeans is a technology that allows one to build complex system from reusable software component called
Options:
a. JavaBeans
b. Bean
c. Bin
d. Jdk
Reveal Answer
4. 4. CORBA is stands for:
Options:
a. Common oriented request broker architecture
b. Common object request break architecture
c. Common object request broker architecture
d. Common object request broker access
Reveal Answer
5. 5. Java program are run in:
Options:
a. JVM
b. JavaBeans
c. JavaViewer
d. All of these
Reveal Answer
6. 6. A bean has all benefits java’s __________ paradigm.
Options:
a. Write-once,run-anywhere
b. Write-thrice,run-anywhere
c. Write-once,run-time
d. Write-once,run-anytime
Reveal Answer
7. 7. A bean consists of general purpose interfaces are:
Options:
a. Properties
b. Events
c. Methods
d. All of these
Reveal Answer
8. 8. The properties are equivalent to data field of object in the java except that they must be declared as____________
Options:
a. Public
b. Private
c. Protected
d. All of these
Reveal Answer
9. 9. There are two types of properties, namely
Options:
a. Simple
b. Indexed
c. Simple & indexed
d. Simple & interest
Reveal Answer
10. 10. Beans can communicate with objects by generating _____________
Options:
a. Properties
b. Method
c. Events
d. All of these
Reveal Answer
11. 11. Introspection is the ___________ process of analyzing a beans properties
Options:
a. Automatic
b. User defined
c. System defined
d. All of these
Reveal Answer
12. 11. Introspection is the ___________ process of analyzing a beans properties
Options:
a. Automatic
b. User defined
c. System defined
d. All of these
Reveal Answer
13. 12. Introspection is the important feature of JavaBeans _________
Options:
a. API
b. RMI
c. JDBC
d. CORBA
Reveal Answer
14. 13. The process of introspection is used at ________
Options:
a. Run time
b. Design time
c. Compile time
d. Both a & b
Reveal Answer
15. 14. Introspection are two approaches by which a developer can indicate in the first approach in JavaBeans designs ____________ are used
Options:
a. Properties
b. Patterns
c. Method
d. None of these
Reveal Answer
16. 15. The second approach is to implement the ____________ interfaces
Options:
a. JavaBeans
b. BeansInFo
c. InFo
d. BeanInfo
Reveal Answer
17. 16. The JavaBeans designs patterns specify special method called __________ method
Options:
a. getter method
b. setter method
c. both of these
d. none of these
Reveal Answer
18. 17. The getter method names must start with the _________ prefix
Options:
a. set
b. get
c. pet
d. all of these
Reveal Answer
19. 18. The setter method names must start with the _________ prefix
Options:
a. set
b. get
c. pet
d. all of these
Reveal Answer
20. 19. NP is a property ___________
Options:
a. Pattern
b. Type
c. Name
d. None of these
Reveal Answer
21. 20. TP is a property ___________
Options:
a. Pattern
b. Type
c. Name
d. None of these
Reveal Answer
22. 21. The second method of throws TooManyListenersException.it is used to _______
Options:
a. Unitcast
b. Utilcost
c. Unicost
d. None of these
Reveal Answer
23. 22. The design pattern for removing a listener is:
Options:
a. RemoveTlistener
b. removeTListener
c. Removetlistener
d. None of these
Reveal Answer
24. 23. This method is used to determine a beans events
Options:
a. EventSetDescritor [] Geteventsetdescriptors():
b. EventSetDescritor [] Geteventsetdescriptors();
c. EventSetDescritor [] getEventSetDescriptors():
d. EventSetDescritor () GetEventsetDescriptors[]:
Reveal Answer
25. 24. This method is used to determine a beans properties:
Options:
a. PropertyDescriptor [] getPropertyDsecriptors():
b. PropertyDescriptor [] getPropertyDsecriptors();
c. PropertyDescriptor [] getPropertyDsecriptors[]:
d. PropertyDescriptor getPropertyDsecriptors():
Reveal Answer
26. 25. This method is used to determine a beans method:
Options:
a. MethodDescriptor [] getMethodDescriptor () :
b. MethodDescriptor [] getMethodDescriptor () ;
c. MethodDescriptor [] getMethodDescriptor [] :
d. MethodDescriptor getMethodDescriptor [] :
Reveal Answer
27. 26. A bean can be serialized by implementing ___________ interface:
Options:
a. Java.io.serializable
b. Java.io.Serializable
c. java.io.Serializable
d. None of these
Reveal Answer
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