FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -Fill Handle: The fill handle is the small bold square in the bottom right corner of a cell that can be used to copy (fill) data to adjacent cells in the same row or column.

Detailed explanation-2: -The Fill Handle is the small green square located in the bottom right corner of your selection-be it one cell or a larger group of cells. Double-clicking the Fill Handle causes the selected text, formula, or data to be copied downward, with different behaviors resulting depending on the contents of the cell.

Detailed explanation-3: -The mark is used to resize the table comprising the data, though resizing automatically occurs when data are added to a cell immediately below or to the right of the table. Before making changes to eliminate the mark, you might want to consider any advantages a table offers.

Detailed explanation-4: -In Microsoft Excel, a fill handle is a feature to extend (and fill) several numbers, dates, or even text to other cells. In the active cell of the spreadsheet, the fill handle is a small black box at the bottom-right corner, as shown in the image.