Introduction to Database System In SQL, which command is used to create a database user? MK USER All of the listed here ADD USER TO DATABASE CREATE USER MK USER All of the listed here ADD USER TO DATABASE CREATE USER ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The degree of a relationship refers to the number of entity classes in the relationship. False True False True 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? Strong entity ID-dependent entity Weak entity ID- independent entity Strong entity ID-dependent entity Weak entity ID- independent 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 An indexing operation establishes an index for a file sorts a file using a single key None of the listed here sorts file using two keys establishes an index for a file sorts a file using a single key None of the listed here sorts file using two keys ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A top-to-bottom relationship among the items in a database is established by a Network schema All of the listed here Hierarchical schema Relational schema Network schema All of the listed here Hierarchical schema Relational schema ANSWER DOWNLOAD EXAMIANS APP
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