There are several ways through which a table can be inserted into a document. As per the options given in the question, in order to insert tables in a document, you can import an excel sheet in your document or just a crop out version of the table you need.
Using quick tables is the easiest as it lets you insert tables without any hassle. Even a table can be drawn through the shapes and use it to your benefit.
FTP stands for file transfer protocol. FTP is used to transfer files between computers over the Internet. FTP servers can be setup to allow users to access the information anonymously or require registration for access.