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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. Explain about Multiplicative Decrease ? Multiplicative Decrease (MD) if a time-out take places the threshold is set to one maximum segment size (TCP Tahoe, TCP Reno).
Connection Oriented Transport TCP In addition to providing reliable communication transmission control protocols effects errors control flow control and resequencing of
Switches operate at layer 2. They enhance bandwidth by decreasing the number of devices sharing the media. They isolate collisions. Like a bridge they forward traffic based upon la
Fat tree: It is a customized version of tree network. In this network bandwidth of edge (or connecting wire between nodes) increases in the direction of root. It's a more realisti
Quetion: An amplifier increases the peak-to-peak voltage of a signal from 1 V to 20 V. What is the amplifier's gain in dB?
Describe distance vector routing protocol?
Q. What are the Tools sued for Cryptography and Web Security? Tools - Cryptography VPN - remote access PGP - email Dedicated Circuits -tunnels' - IPSec
Q. Show the Parity Check - Performance? Parity Check - Performance Is able to detect all single-bit errors Can as well detect burst errors if the total number of
LAN Topologies The term topology explains the geographic arrangement of networking devices. It explains the actual layout of the network hardware. Given the location of worksta
As a system administrator, you require to set up single Ethernet interface on the Cisco router to permit for both sap and Novell-ether encapsulations. Which set of commands will ac
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