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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
Difference between synchronous tdm and statistical tdm
Q. Explain about Error Detection? Data can be corrupted during transmission because of accidents, Storms, sudden increase in electricity and voltage / decrease in signal power
Question: (a) What do you meant by the term ‘LAN'? How is a LAN different from a WAN? (b) Explain three types of cables which are commonly used with LANs. (c) Three com
Error control in TCP-duplicate & out-of-order segment- Duplicate segment - The destination TCP merely discards the segment Out-of-order segment - Not acknowledged unt
When a P is returned when a Trace is run, it means the Protocol is unreachable.
Question : a) In your view, what are the top three strengths and weaknesses of wireless systems? Rank them in order of priority. What can be done to address the weaknesses?
Q. Use of Infrared? - Frequencies among 300 GHz and 400 THz - Short-range communication - High frequencies can't penetrate walls - Necessitate line-of-sight propagati
Hi Sir. I am Deep. I am studying masters of networking. I have an assignment which is due on Monday 28 August. Is this possible to make it within 5 days? And also tell me that how
Application Layer The application layer is where network applications and their application layer protocols reside. The internet application layer includes many protocols
Given the address 172.16.2.120 and the subnet mask of 255.255.255.0. How many hosts are available? Ans) 172.16.2 120 is a standard Class B address with a subnet mask that permit
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