A(n) ________ record is one where none of the values are repeated or concatenated for a single column

Portrait orientation is often used for worksheets showing formulas

Indicate whether the statement is true or false

Which of the following operations do bidirectional iterators have?

a. Prefix operator* to make available the container element for use as l-value or r-value. b. Overloaded operator+ to add an int value to the iterator to move the place the iterator points forward by the argument number of elements. c. Overloaded operator* to multiply the iterator by an int value to move the place the iterator points by a number of elements equal to the argument. d. Overloaded operator++ to move the place the iterator points forward by one element. e. Overloaded operator-- to move the place the iterator points backward by one element. f. Overloaded operator== and operator!= to determine whether two iterators point to the same element.