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Q. What are the Tools sued for Cryptography and Web Security?
Tools - Cryptography
VPN
- remote access
PGP
- email
Dedicated Circuits
-tunnels'
- IPSec
Tools - Web Security
Firewalls
- denial of services vs threats
Remote Access
Human Element
- keeping info in is harder in comparison of keeping people out
Identify and briefly explain any four key requirements that need to be examined when considering deploying a WLAN technology.
Q. Explain Full Duplex data transmission? - Have two separate Communication channels as well as use each one for simplex Data traffic (in different directions). - If this is
Question 1 Explain classification of computer Network by range Question 2 Explain three major problems of Transmission lines Question 3 What is the maximum data rate of
Perfect Shuffle Permutation This was advised by Harold Stone (1971). Consider N objects each characterized by n bit number say X n-1, X n-2, X 0 (N is chosen such that N
What is MAC address in Networking? The address for a device as it is recognized at the Media Access Control (MAC) layer in the network architecture. MAC address is usually kept
What is the difference between routable and non- routable protocols? Ans) Routable protocols can work with a router and can be used to build huge networks. Non-Routable protocol
different components of computer network security
(i) Suppose that frames are 1250 bytes long including 25 bytes of overhead. Also assume that ACK frames are 25 bytes long. a) Calculate the efficiency of stop-and-wait ARQ in
do you do paraphrase
discuss communication isolation and privatization in network topologies
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