A.Attributes of screen elements

B.Values of screen elements

C.Function code of buttons

D.Screen status

A.It must be instantiated using a static public constructor

B.It cannot be defined as FINAL.

C.It must be instantiated using a public instance constructor

D.It must be instantiated using a protected instance constructor

E.It must be instantiated using a static protected constructor

F.It must be instantiated using a static private constructor

G.It must be instantiated using a private instance constructor

H.It must be defined as FINAL

A.READ-ONLY

B.VALUE

C.DEFAULT

D.OBLIGATORY

A.Static attributes can be declared only in the private visibility section of the class

B.Static attributes are declared with the CLASS-DATA statement.

C.Static attributes cannot be changed by an object.

D.A static attribute is the same across all instances of the class. There is only one static attribute across all instances of the class.

A.The most frequently selected fields should be at the first positions in the index

B.The table will be updated more quickly if you create more indexes

C.The index can be created for specific database systems only

D.The index must always be unique