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One of the most important uses of networking is to allow the sharing of data. Before networking was common an accounting employee who wanted to prepare a report for his manager, would have to produce it on his PC put it on a floppy disk and then walk it over the manager who would transfer the data to his PC hard disk. True networking allows thousand of employees to share data much more easily and quickly then this. More so it makes possible application that reply on the ability of many people to access and share the same data such as database group software development and much more. Internet and extranet can be used to distribute corporate information between is ties and to business partners.
Q. Security and Reciprocity of RSA? Security and Reciprocity of RSA - Kp and N are issued publicly. - Ks is kept secret. - Since the snooper does not know p and
Radio Waves - Frequency ranges: 3 KHz to 1 GHz - Omni directional - Susceptible to interference by other antennas utilizing same frequency or band - Ideal for long-di
MAC (media access control) and LLC (logical link control) are both layer 2 protocols.
What is Network Server? Network Server is a computer in Network that is designated to give one or more network service. For instance file server, database server etc.
Retransmission of packets The disadvantage of thronging away a correctly received packet is that the subsequent retransmission of the packet might be lost or garbled and
Question: (a) What is a script kiddie? Is it a significant security threat, and why? (b) Assume that UNIX uses the user login name in lieu of the traditional salt, what is
Q. Explain the Public-Key Cryptography? Public-Key Cryptography - Each user has the same encryption algorithm and key - Decryption algorithm also key are kept secret
There are various computational models for representing the parallel computers. In this part, we discuss various models. These models would give a platform for the designing as wel
Is personal firewall actually firewalls?
An FDDI frame or Token Ring frames those points to serious problem with the ring, like a broken cable. The beacon frame carries the address of the station thought to be down.
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