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Question:
(a) Distinguish between Flow Control and Congestion Control.
(b) Explain clearly how a URL is resolved by a computer.
(c) List one application that uses TCP protocol and one application that uses UDP.
(d) Compare and contrast POP and IMAP.
(e) With the aid of a diagram, describe the role of the User Agent (UA), the Mail Transfer Agent (MTA) and the SMTP server in the Simple Mail Transfer Protocol (SMTP).
(f) How does ATM provide Quality of Service?
Hardware requirement for an intranet To setup a WAN, one would need to have some type of communication between different sites. National ISDN, Very Small Aperture Terminal (VSA
Linear Array: This is a most basic interconnection pattern. Processors are connected in a linear one-dimensional array. The first as well as last processors are attached with one a
What do mean by tunnel mode? This is a mode of data exchange wherein two communicating computers do not use IPSec themselves. Instead, the gateway that is linking their LANs to
INTERNETWORKING - TCP/IP 1. State the following terminologies: a) Node b) Router c) Host d) Subnet e) Network 2. What do you understand by IEEE 802 Local Area network 3.
Q. Explain the Public-Key Cryptography? Public-Key Cryptography - Each user has the same encryption algorithm and key - Decryption algorithm also key are kept secret
Transition Phases A PPP connection goes through phases which can be shown in a transition phase . Dead: In the dead phase the link is not being used. There is no ac
What are the key benefits of layered network? Main advantages of layered network are given below: a) Complex systems can be split into understandable subsystems. b) Any f
Q. Use of Two-Layer Switch? - Performs at the physical as well as data link layer - A bridge with many ports designed for faster performance - Allocates unique port to ea
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
Q. What is Topology? - Physical/logical arrangement - Topology of a network is the geometric depiction of the relationship of all the links and linking devices to one anothe
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