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 Archetype entity Supertype entity Subtype entity Instance entity Archetype entity Supertype entity Subtype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not a logical data-base structure? tree network relational chain tree network relational chain ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The _____ command is used to allocates an extent for the table in SQL REDEFINE TABLE None of these MODIFY ALLOCATES MODIFY TABLE ALTER TABLE REDEFINE TABLE None of these MODIFY ALLOCATES MODIFY TABLE ALTER TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A database is called "self-describing" because it contains a description of itself. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to create a database user? ADD USER TO DATABASE All of the listed here CREATE USER MK USER ADD USER TO DATABASE All of the listed here CREATE USER MK USER ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following products implemented the CODASYL DBTG model? R:base IDMS DB2 dBase-II R:base IDMS DB2 dBase-II ANSWER DOWNLOAD EXAMIANS APP
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