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State about the Object models
Object models are used for explaining the objects in the system and their connection with each other in the system. The dynamic model explains interface among objects and information flow in the system. The data transformations in the system are explained by a functional model. All three models are equally valid during all stages of designing. These models handle the liability of acquiring execution details of the system development. It is crucial to note that you cannot define a system totally until unless all three models are defined properly.
Principle of locality: Temporal base locality (locality in time):- If an item is referenced then it will tend to be referenced again soon. Spatial locality (local
(a) Explain the following terms: Information System and Information Technology. (b) Describe the main components of a computer. Illustrate your answer by a block diagram. (c)
What are the types of convergences? Three different types of convergences are: a. The convergence of wireless and e-commerce technology b. The Convergence of E-Commerce a
Model: It is a entire explanation of something (i.e. system). Meta model: It shows the model elements, syntax and semantics of the notation that permits their manipulatio
I think yes...so if 8259 gives interrupt then it will be serviced instantly but since into pin is left hanging the insr bit will never be set...and so whenever any interrupt occurs
Suppressing the number signs (+/-) is carried out using the addition NO-SIGNS to the Write statement. Statement is wrong.
Q. Explain working of Direct Memory Access? In both programmed I/O and interrupt-driven processor is busy with executing input/output instructions and I/O transfer rate is limi
While using FTP what is wildcard expansion in file names? To make this easy for users to identify a set of file names, FTP permits a remote computer system to perform usual fil
Determine the begin - end keywords Group several statements together. Cause the statements to be evaluated sequentially (one at a time) -> Any timing within sequential group
Communications Parallel tasks normally have to exchange data. There are various manners in which this can be achieved like over a network or through a shared memory bus. The
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