Answered step by step
Verified Expert Solution
Question
1 Approved Answer
2) The SQL statement: DROP TABLE STAFF; a) Permanently removes the entire staff table b) Performs a rollback action to refresh the contents of the
2) The SQL statement: DROP TABLE STAFF; a) Permanently removes the entire staff table b) Performs a rollback action to refresh the contents of the staff table to the last database commit c) Removes all rows from the table but maintains the table structure d) None of the above 3) Concurrency problems that can occur in a multi-user environment include: a) Conceptual updates b) Isolation updates c) lost updates d) None of the above Questions 4-7 relate to the following relation, R: EE XX Z AA BB CC DD FOLL Y FB! 4) Functional Dependency 1 (FDI) can be written as: a) (CC,DD.EE)->(AA,BB) b) (AA)->(CC,DD,EE) c) (AA,BB)->(CC,DD,EE) d) None of the above 5) Functional Dependency 2(FD2) illustrates a: a) Transitive Dependency h) Tullar functional donandan
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started