But Word 2007 is backward compatible, meaning it was designed to work with previous versions. You can work with and save Word 2007 documents in the format of previous versions (97-2003)â¦these documents are saved with the .doc file extension. This is called compatibility mode.ut Word 2007 is backward compatible, meaning it was designed to work with previous versions. You can work with and save Word 2007 documents in the format of previous versions (97-2003)â¦these documents are saved with the .doc file extension. This is called compatibility mode.
asynchronous - (digital communication) pertaining to a transmission technique that does not require a common clock between the communicating devices; timing signals are derived from special characters in the data stream itself.
Asynchronous communications also include computer-based exchanges of messages for which the participants need not be available or online at the same time, but, rather, read and respond as their schedules (and desires) permit. Examples include e-mail, discussion boards and text messaging over cell phones.