For the M-O (parent mandatory, child optional) case, what action(s) should be taken to ensure minimum cardinality is maintained?
A) Define referential integrity constraint from child to parent
B) Make foreign key NOT NULL
C) Will require trigger or other application code
D) Both A and B are correct
D
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The "fiduciary relationship" differentiates professionals from other skilled practitioners. Which one of the following best represents the nature of a fiduciary relationship?
A. Society extends certain privileges to professionals because of the value and trust they also receive from society. B. Clients actually pay the practitioner directly, with no middle person involved. C. Professionals hold you and your possessions in trust, and are obliged to act in your best interest.
All of the following are requirements that must be satisfied before premiums are waived under a waiver-of-premium provision EXCEPT
A) The insured must furnish proof of disability to the insurer. B) The insured must be disabled before some specified age, such as age 60 or 65. C) The insured must satisfy the definition of disability. D) The insured must satisfy a 2-year waiting period.