A social security number is commonly used as a ________ key
A) primary
B) foreign
C) super
D) secondary
Answer: A
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Which of the following statements is false?
a. You can calculate the intersection with the & operator or with the set type’s intersection method. b. The difference between two sets is a set consisting of the elements in the left operand that are not in the right operand. c. You can calculate the difference with the - operator or with the set type’s difference method. d. All of the above statements are true.
In addition to archiving email messages, Outlook provides ____ tools to help control the size of your mailbox.
A. cleanup B. analytical C. website D. deletion
Create the ability to go down from the Porch, to explore a secret underground world.
What will be an ideal response?
The beginning of a Web address labeled "http:" indicates ________
A) an administrator's username B) speed of transfer for Web pages C) absolutely nothing D) the protocol used to transfer the file