Question 16 :
What is Over Loading and what are its restrictions ?
OverLoading means an object performing different functions depending upon the no. of parameters or the data type of the parameters passed to it.
Question 17 :
Can functions be overloaded ?
Question 18 :
Can 2 functions have same name & input parameters but differ only by return datatype ?
Question 19 :
What are the constructs of a procedure, function or a package ?
The constructs of a procedure, function or a package are :
variables and constants
Question 20 :
Why Create or Replace and not Drop and recreate procedures ?
So that Grants are not dropped.