Introduction to Database System An audit trail can be used to restore lost information is used to make back-up copies All of the listed here is the recorded history of operations performed on a file can be used to restore lost information is used to make back-up copies All of the listed here is the recorded history of operations performed on a file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to create a database user? MK USER ADD USER TO DATABASE All of the listed here CREATE USER MK USER ADD USER TO DATABASE All of the listed here CREATE USER ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A file that is organized in uniform format is formally referred to as a _____ or a database file. Structured data file Document None of these Database Record Structured data file Document None of these Database Record ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a large DBMS each user can "see" only a small part of the entire database all of the listed here each user can access every sub¬schema each subschema contains every field in the logical schema each user can "see" only a small part of the entire database all of the listed here each user can access every sub¬schema each subschema contains every field in the logical schema ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The primary key is selected from the: candidate keys. composite keys. foreign keys. determinants. candidate keys. composite keys. foreign keys. determinants. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to add a column/integrity constraint to a table ALTER TABLE INSERT COLUMN MODIFY TABLE ADD COLUMN ALTER TABLE INSERT COLUMN MODIFY TABLE ADD COLUMN ANSWER DOWNLOAD EXAMIANS APP
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