Anything that the server computer can do, can be done remotely via the client. Telnet servers have the ability to limit what the client has authority to do. At this point, Telnet is for command-line interface operating systems We will use Telnet for email. Between the ISP computer lab and the remote computer there are two to four other computers that route the packets of information. What is a database Storage of information in fields and records which are predefined.
Every record has the preset fields.
This regular structure lets the database work efficiently with large files. A Table is a set of fields and records. In a Relational Database, several tables can be joined together, combining information from several sources. This also allows for information to be stored more efficiently. Each course that you take is stored with your student ID in another table.