In a data dictionary, _____ is the maximum number of characters for an alphabetic or character data element or the maximum number of digits and number of decimal positions for a numeric data element.
A. domain
B. valence
C. length
D. index
Answer: C
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__________ is not an advantage of linked lists when compared to arrays.
a. Dynamic memory allocation. b. Efficient insertion and deletion. c. Direct access to any list element. d. No need to allocate extra space, “just in case.”
What keypress sequence is used to open the Force Quit window on a Mac?
A. ctrl+alt+delete B. command+option+delete C. ctrl+option+delete D. command+option+esc
In the ArrayBag class, what must the __init__ method do if a source collection is specified?
A. the new instantiation of the bag must be copied to the source collection. B. the source collection must be initialized with the clear method C. the data in the source collection must be deleted D. the data in the source collection must be copied
What modifier is used to indicate that a parameter is used for output?
A. ref B. params C. get D. out