FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -Excel is a spreadsheet program from Microsoft and a component of its Office product group for business applications. Microsoft Excel enables users to format, organize and calculate data in a spreadsheet.

Detailed explanation-2: -The Excel ISNUMBER Function[1] is categorized under Information functions. The function checks if a cell in Excel contains a number or not. It will return TRUE if the value is a number and if not, a FALSE value. For example, if the given value is a text, date, or time, it will return FALSE.

Detailed explanation-3: -A function is a predefined formula that performs calculations using specific values in a particular order. All spreadsheet programs include common functions that can be used for quickly finding the sum, average, count, maximum value, and minimum value for a range of cells.