Spring interview questions part 33
Spring interview questions part 33
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Total Questions: 20
1. Attribute used to display custom login page.
Correct Answer is : login-url
2. Attribute which specifies redirection URL on login error.
Correct Answer is : authentication-failure-url
3. Session scope attribute to display error message.
Correct Answer is : SPRING_SECURITY_LAST_EXCEPTION
4. Logout service is configured by:-
Correct Answer is : logout
5. Element which redirects to a specific URL on logout.
Correct Answer is : logout-success-url
6. Anonymous login services can be configured by:-
Correct Answer is : anonymous
7. Default values of customized Username and authorities are anonymousUser and ROLE_ANONYMOUS respectively.
Correct Answer is : TRUE
8. Remember-me support can be configured by:-
Correct Answer is : remember-me
9. By default, Remember-me encodes the username, password, remember-me expiration time, and a private key as a token, and stores it as a cache in the user’s browser.
Correct Answer is : FALSE
10. Spring Security algorithms to secure password.
Correct Answer is : All of the mentioned
11. Connection of database with Apache derby server requires.
Correct Answer is : All of the mentioned
12. You can specify the statements for querying a user’s information and authorities in the users-by-username-query and authorities-by-username-query attributes.
Correct Answer is : TRUE
13. Utility to calculate MD5 digests for your password.
Correct Answer is : Jacksum
14. Java provides a mechanism, where an object can be represented as a sequence of bytes:-
Correct Answer is : Serialization
15. After a serialized object has been written into a file, it can be read from the file and deserialized.
Correct Answer is : TRUE
16. Serialization is JVM independent.
Correct Answer is : TRUE
17. Classes which are high-level streams that contain the methods for serializing and deserializing an object.
Correct Answer is : All of the mentioned
18. The ObjectOutputStream class contains methods for writing various data types.
Correct Answer is : public final void writeObject(Object x)
19. The ObjectInputStream class contains methods for writing various data types.
Correct Answer is : public final Object readObject()
20. For a class to be serialized successfully:
Correct Answer is : The class must implement the java.io.Serializable interface.
