Direct mail is a broad term that includes the following types of mailed promotions: Institutional direct mail serves to promote the name of the publishing house with no reasonable expectation of sales revenues.
The touch command is the easiest way to create new, empty files. It is also used to change the timestamps (i.e., dates and times of the most recent access and modification) on existing files and directories. touch's syntax is. touch [option] file_name(s)
Microsoft DOS echo command. About echo. Echo is used to repeat the text typed in back to the screen and can be used to echo to a peripheral on the computer, such as a COM port. Availability. The echo command is an internal command that is available in the below Microsoft operating systems.