Q.2) Fill blanks with suitable word or sentence:1. Data, information, knowledge, facts, and statistics are different forms of information.2. In Ring Topology, the links are unidirectional; that is, data are transmitted in one direction only and all are oriented in the same way.3. The bandwidth defines the maximum bit rate of a noiseless channel.4. As the data packet moves from the lower to the upper layers, headers are added.5. An unauthorized user is a network security issue.6. Flow control is a technique for speed-matching of transmitter and receiver.8. The host-to-host delivery of the entire message is the responsibility of the transport layer.9. Transit time and response time measure the performance of a network.