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Define the method of Direct changeover
With this technique, old system is stopped and new system is used Straight away;
- This method can be disastrous if new system fails at any point
- Though, benefits are immediate and less time is wasted
- Costs are reduced (just one system in use so save on staff costs)
- Less likelihood of a malfunction as the new system would have been fully tested
Define the factors of prime concern for system modeling Following four factors are of prime concern for system modeling: 1. System modeling is undertaken with some simplifyi
Define software scope. The first software project management activity is the determination of software scope. Scope is defined answering the following questions. Context: Wh
(i) Concept definition of Quality Control and Quality Assurance (ii) Tools used in quality control (iii) Acceptance sampling and process control (iv) Statistical tools for
What is meant by Data dictionary? The Data dictionary is a prepared listing of all data elements that are pertinent to the system, with precise, rigorous explanations so that b
Define the concept of SRS An SRS clearly defines following: • External Interfaces of the system: They identify information which is to flow 'from and to' to the system.
Explain the waterfall model. Explain why it is more advantageous than adhoc methods. Ans Waterfall Model: 1.The waterfall model is a chronological software development p
Discuss in detail about COCOMO model. Constructive Cost Model. Software cost estimation gives the opportunity to estimate of how much months a man take to develop a softw
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Explain virtual memory? Ans) Virtual memory tells to virtual storage. In virtual storage, portions of a user's program and data are placed in auxiliary storage, and the operatin
Cloud computing is becoming an unrelenting force that is driving competition in the ERP industry and can no longer be ignored by legacy systems, such as Oracle and SAP. Larry Ellis
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