xls format is related to Microsoft Excel files. Excel sheets are automatically saved under the extension xls. Excel sheets allow us to save the sheets having same format and different data. We can usually save two or more sheets with different data in only one file. These sheets may contain common formatting styles which can be taken into consideration for multiple team members.
A networking protocol that is used to send data from one network to another network by encapsulation process.
It is the more secured method as it secures the data with the help of encapsulation process. Rest of the protocols are not helpful in security of data.
