Introduction to Database System A recursive relationship is a relationship between an archetype and an instance of that archetype. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relational schema, each tuple is divided into fields called All of the listed here Domains Relations Queries All of the listed here Domains Relations Queries ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The data-base environment has all of the following components except: None of these separate files data base users data-base administrator None of these separate files data base users data-base administrator 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 REDEFINE TABLE None of these MODIFY ALLOCATES MODIFY TABLE ALTER TABLE REDEFINE TABLE None of these MODIFY ALLOCATES ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System What is the language used by most of the DBMSs for helping their users to access data? SQL High level language Query language 4GL SQL High level language Query language 4GL ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A key is a group of one or more attributes that uniquely identifies a row. True False True False ANSWER DOWNLOAD EXAMIANS APP
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