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Define about the term - hackers
Every time technology updates itself, new techniques evolve. At the same time thieves or intruders (in the information technology line, they are called "hackers") also get equally intelligent since they too must be using increasingly sophisticated tools.
Name the Twisted pairs cables Twisted pairs cables (Shielded and Unshielded), Coaxial cable and Fiber optic cable. ?Testing of the points ?Testing of the entire network t
1. A computer system has a two-level memory cache hierarchy. The L1 cache has a zero hit penalty, a miss penalty of 5 ns and a hit rate of 95 percent. The L2 cache has a miss pena
Routing Table Each router now uses the shortest path tree to construct its routing table . each router uses the same algorithm and the same link state database its own sh
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
The connection-oriented service process for networking is same to the manner in which telephones are used. This is shown as follows: A caller dials a number of the receiver. The
What is routing region? When hierarchical routing is used, the routers are separated into what we call regions, with each router knowing all the details about how to route pack
What is the advantage of address sharing? By using address translation instead of routing, address sharing gives an inherent security benefit. That's because host PCs on the In
what are the terms CSU, DSU and TSU?
Q. Error Detection-General? Sender transmits every data unit twice Receiver performs bit-by-bit comparison between those two versions of data. Any mismatch would
Consider figure. Assume a new flow E is added that takes a path from R1 to R2 to R6. How does the max-min bandwidth allocation change for the 5 flows?
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