Examlex
The statement can be used to combine rows from two queries,returning only the rows that appear in both sets.
Validity
The extent to which a concept, conclusion or measurement is well-founded and likely corresponds accurately to the real world.
Drive-Reduction Theory
A theory that explains motivation as being based on the goal of eliminating uncomfortable states.
Clark Hull
An American psychologist known for his drive reduction theory, which suggests that human motivation arises from the desire to reduce drives like hunger or thirst.
State Of Arousal
A condition of the nervous system characterized by heightened sensory awareness and readiness for action.
Q4: A(n)attribute need not be physically stored within
Q18: -level locks are less restrictive than database-level
Q19: management ensures that data move from one
Q20: _ is a collection of concepts,techniques,and processes
Q24: A(n)is a query that is embedded inside
Q28: DBMS performance tuning includes global tasks such
Q51: Which of the following is a feature
Q58: The guarantees that if a portion of
Q75: To work with data,the DBMS must retrieve
Q81: A occurs when there is one entity