Introduction to Database System Which of the following is NOT a basic element of all versions of the E-R model? Attributes Primary keys Relationships Entities Attributes Primary keys Relationships Entities ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A form can be used to All of these modify records format printed output delete records None of these All of these modify records format printed output delete records None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In the relational model, relationships between relations or tables are created by using: candidate keys. determinants. foreign keys. composite keys. candidate keys. determinants. foreign keys. composite keys. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System What software packages are commonly used for businesses that have to track extensive lists of clients and inventory? None of these Data management packages Single function application packages Special purpose packages Custom made programs None of these Data management packages Single function application packages Special purpose packages Custom made programs ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation is in this form if it is in BCNF and has no multivalued dependencies: domain/key normal form. second normal form. fourth normal form. third normal form. domain/key normal form. second normal form. fourth normal form. third normal form. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System What is the abbreviation used for a software package that permits the users to create, retrieve and maintain records in a database? DASD DBMS None of these FMS EMMS DASD DBMS None of these FMS EMMS ANSWER DOWNLOAD EXAMIANS APP
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