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Write about software change methods.
The software change strategies that could be applied individually or together are: Software maintenance - The changes are made in the software due to requirements. Architectural transformation - It is the procedure of changing one architecture into another form. Software re-engineering - New quality can be added to existing system and then the system is refined for better use of it in future.
What is Product metrics? A quality metric should be a predictor of product quality. Classes of product metric Dynamic metrics which are collected by measurements made
State the working of spiral model In spiral model, after every phase a review is performed regarding all products developed up to that point and plans are developed for the sub
four circumstances where incremental model is appropriate?
Explain in detail about data modeling Data modeling creates use of the ERD. Having of 3 interrelated information. The data object. Relationships. Attributes
In how many types requirements have been classified Requirements are classified in the below two types: i) Functional requirements: They define the factors such as I/O fo
What is the meaning of System Engineering? System Engineering means designing, deploying, implementing and operating systems which include hardware, software and user.
What is the meaning of cardinality in data modelling? Cardinality in data modelling, cardinality specifies how the of occurrences of one object is linked to the number of occur
What is Control Chart? Ans) A statistical method for distinguishing among common and special cause variation exhibited by processes.
Distinguish between verification and validation. Verification refers to the set of activities that make sure that software correctly executes a specific function. Validation re
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
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