Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
802.11 FHSS
Frequency-hopping spread spectrum in a 2.4 GHz band
Carrier sends on one frequency for short duration then hops to another frequency for same duration, hops again to another for same amount of time and so on
Spreading adds security since only sender and receiver agree on sequence of allocated bands
Contention is handled by MAC sub layer since all stations use the same sub bands
Pseudorandom number generator chooses the hopping sequence
Data rate is of 1 or 2 Mbps
What is the importance of Encryption on a network? Encryption is the process of translating information into a code that is unreadable by the user. It is then translated back o
Determine the term- Cyberspace The conceptual or virtual area where pages, data, images, and all the rest are stored. It is the area from where requests are accepted and ful
Firewalls After several security related internet newsgroups started overflowing with posts it becomes clear something hand to done to help secure networks. The first
Q. Subnet layer of the TCP-IP model? These two layers of the OSI correspond straight to the subnet layer of the TCP/IP model. Majority of the time the lower layers under the
Q. Microwave Applications? - Unicasting - one-to-one communication among sender and receiver - Cellular phones - Satellite networks - Wireless LANs
What is Groupware Groupware are a collection of software tools that encompass a broad range of applications. Even though groupware broadly consists of applications like calend
VPN Technology For an organization VPN technology uses some main techniques for privacy a.Encryption /Authentication b.Tunnelling c.Fire walls
Q. What is Bipolar Encoding? - Uses three voltage levels negative, positive and zero - Zero level represents binary 0; 1s are represented with alternating positive and negat
Can you describe Active and Passive route?
What is Ring topology The network consists of a set of repeaters joined by point-to-point links in a closed loop. Each station attaches to the network at a repeater and can tra
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd