2-year Java interview questions summary

The resume has some Ajax and struts issues.

Growth strategy for database primary key

The type of struts?

Why use the difference between struts;session and cookies,

Introduction to Ajax

What are the built-in objects for 1.jsp?

Four scopes for 2.jsp

3. "". What is the difference between equals A and A.equals ("")?

What is the difference between get and post for a 4.form form submission?

What is the difference between 5.Cookie and session?

How do 6.mysql and Oracle's primary keys come into being?

7. Why use Struts

What's the difference between 8.struts1 and struts2?

9. Introduction to Ajax, how it is implemented asynchronously

10. What methods are overridden after overriding the Equals method?

11. Mechanism of garbage collection

12.mysql support transactions?

13. What are the properties of a transaction?

What are the keywords for 14.mysql and Oracle paging?

The difference between 15.get and post

What is the difference between 16.equals and "= ="?

17. The difference between abstract classes and interfaces

18. Randomly get a random number code between 0 and 10 how to write?

19. Write out the common Java classes, packages, interfaces

20. Database query slow, how should be optimized?

21. How do I set the color for div?

Above.

2-year Java interview questions summary