Introduction to Database System Which type of entity is related to two or more associated entities that each contain specialized attributes that apply to some but not all of the instances of the entity? Instance entity Subtype entity Supertype entity Archetype entity Instance entity Subtype entity Supertype entity Archetype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not the responsibility of the utilities component of DBMS software? None of these creating and maintaining the data dictionary monitoring performance creating the physical and logical designs removing flagged records for deletion None of these creating and maintaining the data dictionary monitoring performance creating the physical and logical designs removing flagged records for deletion ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation in this form is free of all modification anomalies. Second normal form First normal form Third normal form Domain/key normal form Second normal form First normal form Third normal form Domain/key normal form ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Structured Query Language (SQL) is an internationally recognized standard language that is understood by all commercial database management system products. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Applications are programs that interact directly with the database. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to select distinct subject (SUB) from the table (BOOK)? None of these SELECT SUB FROM BOOK SELECT ALL FROM BOOK All of these SELECT DISTINCT SUB FROM BOOK None of these SELECT SUB FROM BOOK SELECT ALL FROM BOOK All of these SELECT DISTINCT SUB FROM BOOK ANSWER DOWNLOAD EXAMIANS APP
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