The document discusses Excel functions for calculating dates and times, including NOW() to return the current date and time and TODAY() to return just the date. It also describes the IF statement function, which tests a cell for a logical value and returns one value if true and another if false. The IF statement requires a logical test, a value if true, and a value if false.

2. NOW &
TODAY

3. If you want to calculate the current date and
time (that is your system clock), use
=NOW()

4.  If you want to include just the date, use
=TODAY()

5. Logical function is a powerful
worksheet function that enables you
to add decision-making and logical
preference for your worksheets.

6. IF statement is very useful for testing a cell and
making decisions based on cell content.
Syntax:
If(logical_test,value_if_true,value_if_false)

7.  IF statement requires three arguments:
 Logical_Test - is any value or expression that
can be evaluated toTrue or False.
 Value_if_true – is the value that is returned if
logical_test isTRUE.
 Value_if_false – is the value that is returned if
logical test is FALSE.