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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.
When using access lists, it is important where those access lists are placed. Which Statement best defines access list placement Ans) Put standard access lists as near the desti
Q. Describe about Cryptography? - Some media cannot be protected from unauthorized reception (or interception) - Encryption involves transforming the original information in
2300 words
do you do paraphrase
Design a Logical LAN Topology Step: Design an IP addressing scheme. Given the IP address block of 192.168.7.0 /24, design an IP addressing scheme that states the following r
Time out The protocols name Go Back N is derived from the sender behaviour in the presence of lost or overly delayed packets. A timer will again be used to recover
Disadvantages of IP sec Tunnelling mode IP sec tunnelling mode has the following disadvantage a.Encryption of small packets generates a lot networks over head thu
Problem 1: (a) Briefly explain each of the following wireless standards: (i) WiFi (ii) WiMAX (iii) 3G. Problem 2: (b) Bluetooth is an industrial specific
What is CRC The CRC is computed while transmission and appended to output stream as soon as last bit goes out onto wire. If the CRC were in header, it will be necessary to make
What are some drawbacks of implementing a ring topology? In case one workstation on the network varies a malfunction, it can bring down the whole network. Another drawback is t
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