Introduction to Database System The designer of a form includes None of these data filed designators prompts both (a) and (b) None of these data filed designators prompts both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is NOT a basic element of all versions of the E-R model? Entities Primary keys Attributes Relationships Entities Primary keys Attributes Relationships ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, GRANT command is used to allow user to create databases allow user to access databases None of the listed here grant system privileges, roles, and object privileges to uses and roles allow user to create databases allow user to access databases None of the listed here grant system privileges, roles, and object privileges to uses and roles ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A data dictionary is a special file that contains All of these the widths of all fields in all files None of these the data types of all fields in all files the names of all fields in all files All of these the widths of all fields in all files None of these the data types of all fields in all files the names of all fields in all files ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Structured Query Language (SQL) is an internationally recognized standard language that is understood by all commercial database management system products. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An audit trail is used to make back-up copies All of the listed here can be used to restore lost information is the recorded history of operations performed on a file is used to make back-up copies All of the listed here can be used to restore lost information is the recorded history of operations performed on a file ANSWER DOWNLOAD EXAMIANS APP
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