If a 1:M relationship is mandatory on both sides, which of the following is true?
A) The resulting foreign key can have null (empty) values
B) The resulting foreign key cannot have null (empty) values
C) The resulting foreign key must have null (empty) values
D) No foreign key is created as a result of mapping such a relationship
B
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A ____________ is a short-term debt instrument issued by commercial banks in denominations of $100,000 or more with typical maturities ranging from one month to one year that have an active secondary market that allows short-term investors to easily match their cash or liquidity needs when they arise.
a. negotiable certificate of deposit (NCD) b. repurchase agreement c. government bond d. money market security e. none of the above
An office in Los Angeles can be leased for a term of no more than
a. 150 years. b. a reasonable time. c. 99 years. d. 51 years.