php mcq questions with answers


                                
Identify which is true
A. DataView ia subset of row and not columns
B. find can be done only on sorted columns
C. Sorting can be done on multiple columns
D. None of these
                                
Which of the following .NET components can be used to remove unused references from the managed heap?
A. Class Loader
B. Garbage Collector
C. CTS
D. CLR
                                
A local variable
A. Can be used anywhere in the program
B. Is declared within a method
C. Must accept a class
D. Represent a class object
                                
An instance variable
A. is an object of a class
B. represents an attribute of an object
C. is a method of a class
D. a and c
                                
Private Button print = new button();
A. creates a button control
B. initializes a button control
C. instantiates button control
D. a and b
E. a and c