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Q. What is Authentication ?
- Verification of sender's identity.
- Accomplished through a digital signature, which is based on public key encryption/decryption.
- Uses reciprocity of RSA, however secret key is kept by the sender to -sign? the transmission.
Q. TCP – numbering bytes? Numbering is utilized for flow & error control Segments aren't numbered only bytes Full-duplex connection - numbering is independent in
Hardware Sharing network facilitate the sharing devices. For example instead of giving each of 10 employees in department of the internet on modern society is har
Multicast An identifier for a set of interfaces (typically belonging to dissimilar nodes). A packet sent to a multicast address is delivered to all interfaces identified by tha
Determine the term- Cyberspace The conceptual or virtual area where pages, data, images, and all the rest are stored. It is the area from where requests are accepted and ful
List the layers of OSI There are seven layers in OSI model a. Physical Layer b. Data Link Layer c. Network Layer d. Transport Layer e. Session Layer f. Presen
What is the different type of networking / internetworking devices? 1. Repeater: Also known as a regenerator, it is an electronic device that operates only at physical layer.
State the types of performance of computer hardware The hardware, i.e., the server or computer has a direct relationship on performance in the following areas: Reliabili
Need for standards - Over the past couple of decades several of the networks that were built used different hardware and software implementations therefore they were incompatib
Virtual channel is normally a link from one source to one destination, although multicast connections are also allowed. The other name for virtual channel is virtual circuit.
Q. What is network layer of osi model? - Describe end-to-end delivery of packets. - Defines logical addressing thus that any endpoint can be identified. - Defines how ro
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