Introduction to Database System A compound key is a combination of each unique key both (a) and (b) None of these uniquely identifies an item in a list is made up a several pieces of information is a combination of each unique key both (a) and (b) None of these uniquely identifies an item in a list is made up a several pieces of information ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System 1:1, 1:N and N:M relationships are also known as HAS-A relationships. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relational schema, each tuple is divided into fields called Relations Domains Queries All of the listed here Relations Domains Queries All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to make permanent changes made by statements issue since the beginning of a transaction? ZIP PACK SAVE COMMIT ZIP PACK SAVE COMMIT ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ means that one record in a particular record type can be related to many records in another record type and vice-versa. Many-to-many relationship One-to-one relationship Many-to-one relationship One-to-many relationship None of these Many-to-many relationship One-to-one relationship Many-to-one relationship One-to-many relationship None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A database management system None of the listed here allows simultaneous access to multiple files can do more than a record management system Both of the listed here None of the listed here allows simultaneous access to multiple files can do more than a record management system Both of the listed here ANSWER DOWNLOAD EXAMIANS APP
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