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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?
DNS ID hacking The Dns use ID system in order to keep track of each every request and replies. In order to spoof the DNS’s response, the hacker needs to do ID Hacking. In orde
Q. Show VLAN Membership and Configuration? VLAN Membership - May be classified by - Switch port numbers - MAC addresses - IP addresses - IP multicast addresse
State the process of calculate the drift rate A drift rate of 10 -9 means 1 second in 109 seconds or 1 nsec every second. At OC-1 speed, say 50 Mbps for simplicity, a bit las
What are the various security measures A matter of prime concern to companies is the overheads in the form of huge investment on extra hardware and software. It is quite possi
Control Frame: solicit_successor Periodically ask for any station to link by sending solicit_successor Token with sender's addr and successor's addr wait 2 (as in
To stop Service Advertisements (SAPs) from flooding a network, Cisco routers do not forward them. How are services advertised to other networks? Ans) Every router builds its own
What are the disadvantages of bus topology? The disadvantages of bus topology are: a. The bus networks are dissimilar to reconfigure, especially when the acceptable number o
DNS Working While discussing about the working of the DNS, there are many things which need to consider and play Avery significant role. This can the type of communication bet
show cdp is the command to verify if CDP is enabled.
THE high spectral efficiency makes OFDM a suitable technology to meet the demands of wireless data traffic. A currently discussed new application are OFDM based overlay systems. In
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