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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 a noiseless channel? Explain
Question 4 Write about Simplest protocol and Stop and wait protocol
Question 5 Explain following concepts a) Slotted or impure ALOHA b) 10Base2: Thin Ethernet
Question 6 Differentiate between static and dynamic routing
Question 7 a) explain about Congestion prevention policies b) What is reverse path forwarding? Explain
Question 8 Explain about subnet addressing format
Question 9 Write notes on a) ports b) Domain name service (DNS)
Question 10 Discus about widely used e-mail secure systems?
Which switching technology can decrease the size of a broadcast domain? Ans) VLAN's are logical ways to break up a huge broadcast domain. To get from VLAN to VLAN you must ha
Q. Explain the Communication Channel Threats? Secrecy Threat - Secrecy is the avoidance of unauthorized information disclosure - Privacy is the guard of individua
What are instance variables? Instance variables are those which are explained at the class level. Instance variables require not be initialized before using them as they are au
Network throughput It is a symptomatic measure of the message carrying capability of a network. It is termed as the total number of messages network can send in per unit time.
100Base-T4 Utilizing four pairs of category 3 (voice grade) UTP to transmit 100 Mbps Two pairs are bidirectional and other two are unidirectional 8B/6T (eight bin
Optimizing STP Because there is a separate instance of the spanning tree for every active VLAN, a separate root election is conducted for each instance. If the default switch p
Can you describe screened host architecture?
Explain the importance of authentication. Authentication is the method of verifying a user's credentials before he can log into the network. It is normally performed using a us
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
Star Topology Devoted point-to-point links to central controller (hub) Controller acts like exchange Advantages - Less expensive - Robustness Disadv
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