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Q. Define Name Space in domain name system?
- All names assigned to machines on an internet
- Must be unique; either flat or hierarchical
- Flat name space - name is assigned to an address; no structure
- Hierarchical name space - made of several parts; each succeeding part is more specific; central authority assigns part that defines the nature of the organization and the name.
Q. Show the Security Policy as well Integrated Security ? Security policy is on paper statement describing what assets are to be protected and why who is responsible and which
Address is a full unique identifier. Connectionless delivery needs address on every packet. Connection-oriented delivery may use a short hand that shows the connection rather th
DNS Message There are the only two kinds of DNS message DNS query and reply messages. Further mote both query and reply message have the same format as shown in figure.
PROTOCOL SOFTWARE AND ETHERNET WIRING: All wiring methods use identical Ethernet specifications. e.g. they need same message format. They need same CSMA/CD algorithems. They m
Challenge Handshake Authentication Protocols (CHAP) CHAP as its an implies implements a form of authentication that requires a challenge and a response. A CHAP authenticator
1. A low voltage digital device has a low state of 0 V and a high state of 1.8 V. It generates a signal train of high pulses at a rate of 1 MHz, these pulses having a 10 ns width a
Illustrate the term- Search Engine and Surfing Search Engine: Software used to find information on the Web. Examples are Google, Lycos and Yahoo. Server: A computer with
Recognize the mode reflected by the following prompt 'Router '? Ans) RXBoot
Q. Explain the Bit-Level Encryption? Bit-Level Encryption - Data is divided into blocks of bits then altered by encoding/decoding, permutation, substitution, exclusive OR
Question: (a) Explain how a Token Ring networks allows sharing of bandwidth (access control). (b) (i) CSMA/CD is not appropriate for wireless communication. Explain wh
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