Introduction to Database System A database has data and relationships. 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 Weak entity ID- independent entity ID-dependent entity Strong entity Weak entity ID- independent entity ID-dependent entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Characteristic(s) of a distributed MIS structure is interactive sharing of the workload computers supporting local DP operations None of these a multiprocessing environment All of these interactive sharing of the workload computers supporting local DP operations None of these a multiprocessing environment All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Updating a database means revising the file structure modifying or adding record occurrences all of the listed here reorganizing the database revising the file structure modifying or adding record occurrences all of the listed here reorganizing the database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An identifier typically uses more than one attribute. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A command that lets you change one or more fields in a record is All of these Look-up Modify Insert None of these All of these Look-up Modify Insert None of these ANSWER DOWNLOAD EXAMIANS APP
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