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Q. Discuss some of the problems that are faced during maintenance of software?
- Habitually another person or group of persons working over the years in isolation from each other writes the program.
- Habitually the program is changed by person who did not understand it clearly resulting in a deterioration of the program's original organization.
- There is a high staff turnover in the information technology industry. Because of these people who aren't the original authors maintain many systems. These persons mayn't have adequate knowledge about the system.
- Some problems merely become clearer when a system is in use. Several users know what they want but lack the ability to express it in a form understandable to programmers. This is mainly because of information gap.
Q. Classes of data items in a data dictionary? There are three classes of data items in a data dictionary 1) Data element- It is the smallest unit of data that cannot be me
task set for a project plan
Derive input space partitioning tests for the BoundedQueue class with the following signature:
A major book retailer is planning to develop a computer system to handle their new online bookshop: BooksUniverse.com. You have been chosen to do the analysis and design using Obje
Write short notes on estimation models. Empirical estimation models can be used to complement decomposition techniques and present a potentially important approach in their own
Partitioning:- Problems are often too large and difficult to be understood as a whole. For this reason, we tend to partition such difficulties into parts that can be easily unders
testing
Write short notes on empirical estimation models. Estimation model for computer software uses empirically derived formulas to expect effort as a function of line of codes (LOC)
Define Cardinality & Modality. Cardinality: Requirement of the number of occurrences of one that can be linked to number of occurrences of another. Modality: The Modality of
Problem: (a) Briefly explain the different phases and workflows of the Rational Unified Process. (b) What are the two benefits that might be gained when using such a life-c
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