What is the most important task of the operating system?
What will be an ideal response?
The most important task of the operating system is to wait for a user command delivered via the keyboard, mouse, finger tap, or other input device. If the command is legal, the operating system activates and schedules the appropriate software package to process the request.
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All of the following statements are TRUE about nested IF functions EXCEPT:
A) Each nested function needs a pair of parentheses. B) Excel color codes parentheses to indicate which parentheses are paired. C) Nested IF functions permit more than two outcomes. D) The outcome of a nested IF function is limited to numeric or text values.
A join can be created using the operations _______ and _______.
Fill in the blank(s) with the appropriate word(s).