1D0-541 Exam Dumps : CIW v5 Database Design Specialist

Second normal form

First normal form

Boyce-Codd normal form

Third normal form

STUDENT( Student_Number: integer NOT NULL Name:

variable length character string length 20 NOT NULL)

Primary Key Student_Number CLASS( Class_Num: integer

NOT NULL Class_Name: integer NOT NULL) Primary Key

Class_Num

STUDENT( Student_Number: integer NOT NULL Name:

variable length character string length 20 NOT NULL)

Primary Key Student_Number CLASS( Class_Num: integer

NOT NULL Class_Name: integer NOT NULL) Primary Key

Class_Num Foreign Key Class_Num References STUDENT

STUDENT( Student_Number: integer NOT NULL Name:

variable length character string length 20 NOT NULL)

Primary Key StudenMMumber STU_CLASS(

Student_Number: integer NOT NULL Class_Num: integer

NOT NULL) Primary Key Student_Number CLASS(

Class_Num: integer NOT NULL Class_Name: integer NOT

NULL) Primary Key Class_Num

Third normal form

Second normal form

No normal form

First normal form

Repetition of data, application program flexibility, and data centralization

Incompatibility of files, tabular data structures, and data dependence

Separation of data, repetition of data, and data independence

Application program inflexibility, data dependence, and separation of data