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802.11 DSSS
a) Direct sequence spread spectrum in a 2.4 GHz band
b) Each bit is replaced by a sequence of bits called a chip code, implemented at the physical layer
c) Sender splits each byte of data into several parts and sends them concurrently on different frequencies
d) Data rate is 1 or 2 Mbps
Describe how Link-State routing protocols work
Network Devices a.Hub b.Repeater c.Bridge d.Gateway e.Switch f.Router Connecting devices can classified into networking and internetworking devices when
Question : (a) How do you relate the subsequent terms in the context of an information system: data, information and decision-making. (b) Why do you think organisations nowa
Session layer examples are Netbios Names, SQL, NFS, X Windows, and RPC.
Dissimilar kinds of firewalls?
Gateway A device linked to multiple physical TCP/IP networks capable of routing or delivering IP packets among them. Router It's a layer 3 device that connects 2 diss
Cisco Express Forwarding CEF is a new method of switching that available in IOS, its overcome the drawbacks of fast switching method In IOS packet switching, There are thre
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The combinational circuits use the comparators for comparing the storing and number them on the basis of minimum and maximum functions. Likewise, in the interconnection networks th
Ajax is a relatively new set of techniques that, in a sense, implement some of the functionalities originally provided by RPC. Ajax is primarily used to build web applications with
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