Examlex
The COMMIT command does not permanently save all changes. In order to do that, you must use SAVE.
Q3: In the entity relationship model,a table row
Q5: The Systems Development Life Cycle (SDLC)is a
Q7: Which of the following is true of
Q13: The advent of very sophisticated application generators
Q17: One of the three most common data
Q18: -level locks are less restrictive than database-level
Q22: The term is used to refer to
Q39: Relational algebra defines the theoretical way of
Q62: Knowing the minimum and maximum number of
Q65: In organizations that generate large number of