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How to handle concurrency:
Mechanisms
Methods
Key:
1) Develop a clear strategy to deal with all concurrency issues during system design.
2) Concurrency must be dealt with during design process as dealing with concurrency after system is implemented is difficult.
Behavioral Analysis Model The Behavioral analysis is an operational technique for all requirement analysis techniques. When a sensor event is recognized the software invokes
Define the computer based system. The computer based system can be explained as "a set or an arrangement of elements that are organized to accomplish some predefined goal by pr
State about the Data Dictionary This is another tool of requirement analysis that reduces complexity of DFD. A data dictionary is a catalog of all components of a system. DFD
design steps
Define software reliability. Software reliability is the probability that software will give failure-free operation in a fixed environment for a fixed interval of time. Probabi
What do you do if you have provided functionality which wasn't listed in requirements? - If functionality isn't necessary to purpose of the application, it must be removed.
What does Level0 DFD means? Level0 DFD is called as 'fundamental system model' or 'context model'. In the context model the total software system is represented by a single bub
What are the advantages and disadvantages of big-bang? Advantages: This approach is easy. Disadvantages: It is difficult to debug.It is not easy to isolate errors whereas te
QUESTION - Name Services (a) Illustrate with help of a diagram the results of a DNS lookup and an ARP lookup assuming we are using IPv4. (b) Why do DNS root servers hold en
Software faults are unseen programming errors. Software faults are errors in the correctness of the semantics of computer programs.
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