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Q. Show the process of Mail Delivery?
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
Email Delivery
Q. What is Bipolar Encoding? - Uses three voltage levels negative, positive and zero - Zero level represents binary 0; 1s are represented with alternating positive and negat
FDDI -(Fiber Distributed Data Interface) FDDI Basics: FDDI (Fiber Distributed Data Interface) came about because system managers became concerned with network reliability i
Define Choke packet and Implicit congestion signalling Choke packet: A choke packet is a control packet produced at a congested node and transmitted back to a source node to co
The grouped SQL statements are known as Transactions (or) A transaction is a collection of actions embused with ACID properties.
THIN ETHERNET WIRING: Thin Ethernet needs thin coax cable that is cost effective and easier to install than thick Ethernet coax. In this case transceiver electronics are creat
What is meant by Asymmetric Multiprocessing (AMP)? It imposes hierarchy and a division of labor between processors. Only one designated processor, the master, controls (in a ti
Describe the count-to-infinity problem in distance vector
Can you define the concept of Repeaters, Hubs, Bridges, Switches and Routers?
List of protocols in Network topology,
Explain the disadvantages of symmetric algorithms?
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