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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?
Efficiency of a data communications system depends on three fundamental characteristics - Delivery: The system should deliver data to the correct destination. Data should be r
persistent
Bridged Ethernet Raises bandwidth by dividing the network into smaller networks allowing concurrent communications Separates collision domains because traffic is lower
Let us firstly illustrate the idea of merging two sorted sequences using a odd-even merging circuit. The functioning of a merging circuit is as follows: 1) Let there be two so
#include void subdomain(float x[ ], int istart, int ipoints) { int i; for (i = 0; i x[istart+i] = 123.456; } void sub(float x[ 10000], int npoints) {
Compare Error Detection and Error Correction: The correction of errors is more difficult than the detection. In error detection, checks only any error has happened. In error co
1. A computer system has a two-level memory cache hierarchy. The L1 cache has a zero hit penalty, a miss penalty of 5 ns and a hit rate of 95 percent. The L2 cache has a miss pena
Determine the term - Backend LAN Backend networks are used to interconnect large systems like mainframes, supercomputers, and mass storage devices. The key needs here is for bu
Q. What is data link of osi model? - The data link layer offers access to the networking media and physical transmission across the media and this enables the data to locate it
Can you describe what an IP address is?
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