Introduction to Database System Which of the following contains a complete record of all activity that affected the contents of a database during a certain period of time? data manipulation language None of these report writer query language transaction log data manipulation language None of these report writer query language transaction log ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An audit trail All of the listed here is used to make back-up copies can be used to restore lost information is the recorded history of operations performed on a file All of the listed here is used to make back-up copies can be used to restore lost information is the recorded history of operations performed on a file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A computer file can be best described as a single data item a random collection of data items an orderly collection of data items None of these a general collection of data items a single data item a random collection of data items an orderly collection of data items None of these a general collection of data items ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An on-line commercial site such as Amazon.com is an example of a(n) ________ . single-user database application multiuser database application data mining database application e-commerce database application single-user database application multiuser database application data mining database application e-commerce database application ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A good query system None of these allows non-programmers to access information stored in a database can be accessed only by data processing professionals can accept English language commands both (a) and (b) None of these allows non-programmers to access information stored in a database can be accessed only by data processing professionals can accept English language commands both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The index consists of All of these None of these pointers to the master list both (a) and (b) a list of keys All of these None of these pointers to the master list both (a) and (b) a list of keys ANSWER DOWNLOAD EXAMIANS APP
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