Write the type of connections.

1.	Write the type of connections.
Answer» There are three types of connections: 1. Dial-up connections: This is a kind of connection which is available through telephone lines. Through this, we can connect to the local exchange and for this, we have to dial a number. After the establishment of the connection, we can transfer information. This service is also known as switching service and its bandwidth is less than 400 Hz. 2. Leased-Lines: This service provides user 24- hour connection. This connection is also available through telephone lines but through switches. This is uninterrupted service. 3. Integrated Service Digital Network (ISDN): This service is totally dedicated to the computer because separate lines are used for the purpose of transmission. Mostly co-axial cable is used for this. In this digital transmission, media is used and one can send voice, data etc. through this connection.

Answer»

There are three types of connections:

1. Dial-up connections: This is a kind of connection which is available through telephone lines. Through this, we can connect to the local exchange and for this, we have to dial a number. After the establishment of the connection, we can transfer information. This service is also known as switching service and its bandwidth is less than 400 Hz.

2. Leased-Lines: This service provides user 24- hour connection. This connection is also available through telephone lines but through switches. This is uninterrupted service.

3. Integrated Service Digital Network (ISDN): This service is totally dedicated to the computer because separate lines are used for the purpose of transmission. Mostly co-axial cable is used for this. In this digital transmission, media is used and one can send voice, data etc. through this connection.

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