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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?
Connection Establishment TCP transmits data in full duplex mode. When two TCP is two machines are connected they are able to send segments to each other simultaneously. This
1. A virtual memory system has a virtual address space of 4 Gigabytes and a page size of 8 Kilobytes. Each page table entry occupies 4 bytes. a) How many bits remain unchanged
Output Port The function of the port is take the packets that have been stored in the out put port memory and transmits them over the out going link. The queuing and bu
What is DoS? A do, or Denial-of-Service attack, is an attempt to stop users from being able to access the internet or any other network services. Such attacks might be come in
State the specification of high-end server A mid-range or high-end server with the following specifications would be sufficient for a medium to large organisation: A Pentiu
Describe the functions and significances of all fields (such as Source Port and Destination Port) of a TCP header. Functions and significance of tcp header's fields FIELDS
Qustion: Convert the binary number 10111100 to hexadecimal.
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
(a) You are provided with the following: A. An RSA facility complete with public/private key pair B. A CBC (cipher block chaining) facility incorporating the IDEA block ciph
Notice repetition of information in routing table for node 1 as given above in the figure. We can see that switch has only outgoing connection, all traffic must goes that connec
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