All of the following are concerns about developing a Web services approach EXCEPT:
A) transaction speed.
B) user acceptability.
C) security.
D) reliability.
B
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____ is an acceptable error number for the RAISE_APPLICATION_ERROR function.
A. -18,000 B. -19,000 C. -20,002 D. -21,000
A voidable contract
a. is enforceable against all parties unless a party has a right to back out of it. b. lacks one of the essential elements of a contract. c. is required to be in writing. d. is limited to simple transactions.
Special vesting rules apply to qualified defined contribution plans with voluntary employee contributions and matching employer contributions. Which of the following statements is (are) true with respect to these vesting rules?
I. Employer contributions must vest immediately. II. Graded vesting is permitted, and employer contributions must be 20 percent vested after 2 years, with an additional 20 percent vested in each of the next 4 years. A) I only B) II only C) both I and II D) neither I nor II
Which of the following is true of an entity-relationship (E-R) diagram?
A) Each entity is shown in separate rectangles. B) Many-to-many relationships are generally denoted by N:N. C) A crow's foot represents a 1:N relationship between two entities. D) Crow's foot is a shorthand representation for a single relationship between entities.