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What are the important points to do software design
The below points must be kept in mind when performing the design:
i) Practicality: This ensures that system is stable and can be operated by a person of average intelligence.
ii) Efficiency: This involvestimeliness, accuracy and comprehensiveness of system output.
iii) Flexibility: The system could be modifiable depending upon changing needs of user. Such amendments must be possible with minimum changes.
iv) Security: This is a significant aspect of design and must cover areas of hardware reliability, fall back procedures, provision for detection of fraud andsecurity of data.
Define Data objects, attributes & relationship. Data object: Representation of any collective information that must be understood by software. It can be any external entity.
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 can be main reasons for a bug not being to reproduce? What must be done if such a bug is found? A bug can't be reproduced for below reasons: 1. Low memory. 2. Things
Question 1: We have a small system with a call graph as given below. Consider that each vertex is a module. All modules are new (i.e., n = n0) Also consider that the number of
Throw-Away Prototyping: Also known as close ended prototyping. Throwaway or Rapid Prototyping refers to the formation of a model that will eventually be discarded rather than beco
Explain about rapid prototyping techniques. Executable specification languages. Used to living the system specification. It is expressed in a formal, mathematical la
Q. What do you mean by Core dumps? Core dumps are a repairing technique. A printout of all applicable memory locations is obtained and studied. All dumps must be well documente
Question 1 Discuss the Limitation of the linear sequential model in software engineering Question 2 What is Software reliability? Why reliability is more important than effic
What are the Problems held while creating system flowchart (1) A company selling CDs and DVDs presently uses a paper-based, manual system to keep track of: - Stock levels
I have a vb.net application i would like to add database function + coding the the function to let the application work and also to add a login window for the customers + custom
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