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!
Star Topology
Devoted point-to-point links to central controller (hub)
Controller acts like exchange
Advantages
- Less expensive
- Robustness
Disadvantages
- More cabling requirement in comparison ring and bus topologies
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
Question : (a) Several techniques are now available for users to connect to the Internet. (i) A modem is commonly used to dial up to the Internet. Why is a modem needed fo
Sonet Frame Transaction Transmitted one subsequent to another without any gap in between. First 2 bytes - alignment bytes. F628 in Hex. - define the beginning of every
Explain how does PPP use LCP for link control?
Q. Explain the process of piggybacking? When a data frame arrives in its place of immediately sending a separate control frame and the receiver restrains itself and waits until
Which layer is responsible for coordinating communication between systems Ans) The Session layer performs the following: Responsible for establishing and maintaining connections
The purpose of internetworking is universal service across heterogeneous networks. To give this service all computers, and routers have to agree to forward information from a sourc
What is Frequency borrowing In the simplest case, frequencies are taken from adjacent cells by congested cells. The frequencies can also be assigned to cells dynamically.
Determine the task which should intranet require Intranet to work smoothly, the following tasks should be properly synchronised: All computers connected together in a n
Introduction of DNS While discussing about the Internet, one things comes automatically in the n=mind and hence it is directly or indirectly depended on DNS. The DNS which sta
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