draw backs of URL rewriting?
how literals are supported in EL ( expression language)?
In which situation we need to use EL?
diff b/w pass by references and pass by value ?
name two types of logical layers?
name types of custom tag?
berifly describe Page centic approach?
write convention of design in java bean?
what are packages why we need to use them?
write the functionalty of servlet?
what are the steps SQL queries?
page error pay tha ek q