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? FMS EMMS None of these DBMS DASD FMS EMMS None of these DBMS DASD ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A list consists of last names, first names, addresses, and pin codes if all people in the list have the same last and the same pin code, a useful key would be None of these All of these a compound key consisting of the first name and the last name the last name the pin code None of these All of these a compound key consisting of the first name and the last name the last name the pin code ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The _____ command is used to allocates an extent for the table in SQL MODIFY TABLE ALTER TABLE MODIFY ALLOCATES None of these REDEFINE TABLE MODIFY TABLE ALTER TABLE MODIFY ALLOCATES None of these REDEFINE TABLE 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. True False True False ANSWER DOWNLOAD EXAMIANS APP
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 The relational model uses some unfamiliar terminology. A tuple is equivalent to a record field data base data item record field data base data item ANSWER DOWNLOAD EXAMIANS APP
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