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An expert system also represents knowledge symbolically as sets of symbols that stand for problem concepts. In AI jargon symbol is a string of characters that stands for some real world concept. To solve a problem an experts system manipulates these symbols rather than performing standard mathematical computations. This is not to say that expert systems don't do math rather the emphasis is on manipulating symbols. Also experts can take a problem stated in some arbitrary manner and convert it to a form that lends itself to a fast or efficient solution. This problem reformulation capability is something experts systems need to make their skill level closer to that of human experts.
Q. What is Cache Memory? Cache memory is a very fast and small memory between CPU and main memory whose access time is closer to processing speed of CPU. It behaves as a high-s
Explain about Distributed Shared Memory Systems? Distributed Shared Memory (DSM) systems emulate a shared memory abstraction on loosely coupled architectures in order to allow
Q. Example on hamming error correcting code? For illustration a 4-bit matching word can stand for 2 4 =16 values that range from 0 to 15 as: 0000, 0001, 0010, 0011, 0100, 01
Q. What is interrupt? How it is useful in controlling I/O operations. Q. Explain function of Color Graphics Adopter card and Diskette Drive Adopter Card.
Define underflow and overflow. Underflow: If the result the arithmetic operation including n-bit numbers is too small to show by n-bits, underflow is said to occur. Overflow
What is meant by scan code? When a key is pressed on the keyboard, the keyboard controller places a code take to the key pressed into a part of the memory known as the keyboar
Encapsulation of OOA Encapsulation separates the interface of an abstraction from its implementation. By taking the above example i.e. of a car, we can now categorize them as:
reate a directory "Unix" under your home directory. Command(s): ………………………………………….
What are disadvantages of EPROM? The chip must be physically removed from the circuit for reprogramming and its whole contents are erased by the UV light.
Briefly explain what user controls are and what server controls are and the differences between the two. An ASP.NET control (sometimes known as a server control) is a server-
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