Introduction to Database System The highest level in the hierarchy of data organization is called data file database data record data bank data file database data record data bank ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An indexing operation None of the listed here establishes an index for a file sorts a file using a single key sorts file using two keys None of the listed here establishes an index for a file sorts a file using a single key sorts file using two keys ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An audit trail is the recorded history of operations performed on a file is used to make back-up copies can be used to restore lost information All of the listed here is the recorded history of operations performed on a file is used to make back-up copies can be used to restore lost information All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Data item characteristics that are important in data management include width punctuation spelling language width punctuation spelling language ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When performing a look-up operation using a form All of these you look at each form sequentially until you see the one you want you type the key in an entry line, and the correct form is displayed you enter the search value into the form None of these All of these you look at each form sequentially until you see the one you want you type the key in an entry line, and the correct form is displayed you enter the search value into the form None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following indicates the maximum number of entities that can be involved in a relationship? Minimum cardinality Greater Entity Count (GEC) Maximum cardinality ERD Minimum cardinality Greater Entity Count (GEC) Maximum cardinality ERD ANSWER DOWNLOAD EXAMIANS APP
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