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Very Important interview questions...

1
Hi,

Plz. let me know the ans. for follg. int. qs..

1)In a class i have 10 variables...out of them i want to serialize only 3 variables..how to do it?

2)In a class i have 2 methods.Each is associated with 2 threads (t1 for method1,t2 for method2).Both the methods r synchronized..Now if i call both the methods...will they execute simultaneously or not? please explain?

3)What is permanent generation ofJVM?

4)What is ORM file?

5)What is the default value in <load-on-startup> tag...what is the difference among 0,1,2,3 etc...?

6)How people r saying that vector is a legacy class..what's the logic behind?


7)How to synchronize a class?

8)Is an Action class itself is Servlet or not?

9)What is difference b/w Class Variables and Instance Variables..and..how can i find whether a variable is a CV r IV just by looking at them in a class?

10)Which method will be called first in a Form-bean class?

regards,

nvr
Aug 19 '08 #1
1 1114
JosAH
11,448 Expert 8TB
Please do your own homework and don't try to use us to cheat.

kind regards,

Jos (moderator)
Aug 19 '08 #2

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