Useful information if VBA operations need to be performed on Columns or Rows.
Columns
Columns(2).Select
This will select specific column. In this example, column B would have been selected
Rows
Rows(7).Select
Example above will select specific row. In this case, row 7 would have been selected.
Ranges
Columns and rows can also be selected/ used by specifying a range.
Rows("5:7").Select Columns("B:E").Select
Source
https://www.excel-easy.com/vba/examples/entire-rows-columns.html