Introduction to Database System Which of the following products was an early implementation of the relational model developed by E.F. Codd of IBM? IDMS dBase-II R:base DB2 IDMS dBase-II R:base DB2 ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System What software packages are commonly used for businesses that have to track extensive lists of clients and inventory? Custom made programs Special purpose packages None of these Data management packages Single function application packages Custom made programs Special purpose packages None of these Data management packages Single function application packages ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An audit trail is the recorded history of operations performed on a file can be used to restore lost information All of the listed here is used to make back-up copies is the recorded history of operations performed on a file can be used to restore lost information All of the listed here is used to make back-up copies ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Entities can be associated with one another in which of the following? Relationships Identifiers Entities Attributes Relationships Identifiers Entities Attributes ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The PROJECT command will create new table that has both of the listed here more rows than the original table none of the listed here more fields than the original table both of the listed here more rows than the original table none of the listed here more fields than the original table ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The index consists of None of these both (a) and (b) pointers to the master list a list of keys All of these None of these both (a) and (b) pointers to the master list a list of keys All of these ANSWER DOWNLOAD EXAMIANS APP
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