Examlex
Which of the following is not an advantage of instant messaging?
Undo Button
A feature in software that allows users to revert the last action or a series of actions.
Sum Function
A mathematical function used in spreadsheets and databases to add together a series of numbers or cells.
Total Function
A type of function in mathematics and computer science that is defined for all possible inputs from its domain.
Page Layout View
A display mode in word processors and spreadsheet applications that shows the document's layout including margins, headers, and footers, resembling the appearance when printed.
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