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Q. Show the process of Mail Delivery?
-Consists of three stages
-First stage - email goes from user agent to local server, where it is stored until it may be sent
-Second stage - email is relayed by the local server, acting as the SMTP client, to the remote server
-Third stage - remote user agent uses mail access protocol such as POP3 or IMAP4 to access the mailbox and obtain mail
Describe networking. Networking refers to the inter connection among computers and peripherals for data communication. Networking can be done using wired cabling or by wireless
Compute the shortest path from t to all network nodes.
Store-and-forward switch The layer 2 switch accepts a frame on an input line, buffers it briefly, and then routes it to the appropriate output line. Cut-through switch
Q. What is Bens Network? It's a non-blocking network. It's a special type of Clos network where first and last stage consists of 2×2 switches (for n input and m output networ
which are 5 major network services
Q. Describe Differential Manchester? - Inversion at middle of bit interval is utilized for synchronization - Presence or else absence of additional transition at beginning o
Routing Table Each router now uses the shortest path tree to construct its routing table . each router uses the same algorithm and the same link state database its own sh
Memory Pools IOS manages available free memory thorugh memory pool series, which are essentially heaps in the generic sense; each pool is a set of memory blocks that can be al
Clipper is a compiler that was well recognized at the time of80's and early times of 90's. We can build DOS based applications (even large applications too) using clipper. There is
Token Bus Frame Format No length field Data is able to be much larger (timers prevent hogs) Frame control Ack required? Data vs Control frame and how is
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