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(a) What do you meant by an Expert System (ES) and explain briefly the essential differences between a Decision Support system and ES.
(b) What are decision tables and what are they used for? Provide suitable examples of limited and extended tables, as well as the use of the ELSE rule.
(c) You work for an IT call centre which responds to user queries relating to their PC. Currently a spate of computer virus's have infected PC's with the following characteristic:
If the user is getting an error message showing that the system will re-boot in N seconds and then the system actually does re-boot THEN the user must install an operating system update and obtain virus software to clean the virus.
In addition, IF the user cannot connect to the internet, as they get the "line busy" error, THEN they must re-install their ISP connection software as well.
Produce a limited entry decision table to model the above rules. You should then produce a second table, which removes any redundant vertical rules resulting in the same decision.
Problem: (a) Describe how a Mobile Terminating call, from a PSTN phone, is processed in a GSM network. Illustrate your answer with a diagram. (b) What is a GPRS Support node
To calculate speed up performance various laws have been developed. These laws are discussed here. Amdahl's Law Remember, the speed up factor helps us in knowing the relat
Write a program to find the area under the curve y = f(x) between x = a and x = b, integrate y = f(x) between the limits of a and b. The area under a curve betw #includ
Acting Rationally: "Al" Capone was finally convicted for tax evasion. Were the police reacting on rationally?? To solve this puzzle, we must first look at how the performance
Q. Show the Transmission Control Protocol? Transmission Control Protocol (TCP) TCP makes Internet reliable. TCP solves many problems which can occur in a packet switching
We have not considered the time element in our decoding. An important time for decoding is the time from the address strobe (AS) to when the data is required in a read. Time
Define user space? The system space is divided from virtual address space in which the user application programs reside. The letter space is known as user space.
A group report with no more than three students per group is to be handed in to explain your design procedures and simulation results. Representative graphical system outputs (clea
You have been contacted by Jean-Luc Picard commanding officer of Star Trek: The Next Generation. The Commander needs your support to develop a software routine to simulate the Robo
mechanics of structured analysis
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