Which of the following is NOT a good candidate for a primary key field for a Customer table?

A. Last Name
B. Customer Number
C. Employee Identification Number
D. Customer ID


Answer: A

Computer Science & Information Technology

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Assuming that string1 = "hello" and string2 = "hello world", which of the following returns 0?

a. strcmp(string1, string2);. b. strcmp(string1, string2, 6);. c. Strncmp(string1, string2, 5);. d. strncmp(string1, string2, 6);.

Computer Science & Information Technology

If a class is declared a friend of another class, typically the classes refer to each other. The classes cannot each be defined before the other. To refer to a class, the class must have been declared. This is accomplished by a

a. Backward declaration b. Forward declaration c. Class definition d. Placing a declaration of one class prior to the definition of the other. e. None of the above. If the classes are not defined in the order grantor of friendship then friend class, this relationship is impossible.

Computer Science & Information Technology

In the accompanying figure, item 1 is pointing to the ____.

A. recently used programs B. search box C. Charms menu D. pinned items

Computer Science & Information Technology

Which type of sort provides a quick and easy way to sort the items stored in an array, as long as the number of items is relatively small?

A. insertion sort B. bubble sort C. binary sort D. position sort

Computer Science & Information Technology