Introduction to Database System A computer file can be best described as None of these an orderly collection of data items a random collection of data items a general collection of data items a single data item None of these an orderly collection of data items a random collection of data items a general collection of data items a single data item ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to remove a table from the database in SQL? DROP TABLE ERASE TABLE UNATTACH TABLE DELETE TABLE DROP TABLE ERASE TABLE UNATTACH TABLE DELETE TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity cannot exist in the database unless another type of entity also exists in the database, but does not require that the identifier of that other entity be included as part of its own identifier? ID-dependent entity ID- independent entity Strong entity Weak entity ID-dependent entity ID- independent entity Strong entity Weak entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A recursive relationship is a relationship between an archetype and an instance of that archetype. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When using a database management system, the first thing that you must do is to create a database file load the software into your micro¬computer activate file editor keep a floppy disk in readiness create a database file load the software into your micro¬computer activate file editor keep a floppy disk in readiness ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The way a particular application views the data from the data base that the application uses is a : module relational model None of these subschema schema module relational model None of these subschema schema ANSWER DOWNLOAD EXAMIANS APP
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