The ________ function is not used in Access to prevent errors in calculated outputs as used in Excel
Fill in the blank(s) with correct word
IsError
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You should make a function a virtual function if
a. every class that is derived from this class use all the member functions from this class. b. every class that is derived from this class needs to re-define this function. c. that function is an operator d. only in the derived classes
Though you can individually add items to a ListView, you can also bind a(n) ________ object to the ListView. If you make changes to this object, its observer will automatically be notified of those changes.
a. ListObserver b. ObservableList c. LIstViewObserver d. None of the above
What affects the relative scalability of hub, bus, and ring topologies?
What will be an ideal response?
38. Why is memory management necessary in a system that uses hard disks?
What will be an ideal response?