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Searching the Database:
Searching the database and printing the results of a search are important features associated with CDS/ISIS package. The query formulation strategy provided in the package uses basically Boolean logic which is enriched by proximity operators. The software allows searching only on indexed fields (through FST). Searches may be stored and recalled again for display. sorting, writing to disk or printing. Saved search expressions may also be combined by using Boolean operators to further refine the searches. The search results may be output in a variety of formats by using the formatting language, In addition to the main features discussed in the foregoing sections, the 'micro CDS/ISIS package provides data exchange facilities. In other words, the software package is able to accept and to produce data files applying the ISO 2709 standard format. This facility allows moving of databases from one information management system to another.
Differance b/w Liner sequenrial modal with incremental modal
Testing conducted to classify a system or component at or beyond the limits of its described requirements.
Asynchronous control
What are the advantages of using testing tools? The advantages of testing tools are: They get better the productivity and quality of software development. Help in i
Define Data Flow Diagram. A Data flow diagram is a graphical representation that depicts information flow & the transforms that are applied as data move from input to output.
Indexing: The CDS/ISIS package indexes all fields selected for indexing into a single file. This file is known as 'inverted file'. There are indexing techniques for building i
Q. Briefly explain Integration Testing? Integration Testing: In this the module are methodically integrated and tested to find protocol design error, interface problems, errors
Q. Explain basic information flow model & it's more sophisticated versions? Ans. A Information flow metrics are useful to the components of a system design. For any compone
Explain Big-Bang Strategy? Ans) Big-Bang approach is very easy in its philosophy where basically all the modules or builds are constructed and tested independently of each other
When to Re-Engineer? When the system alter are mostly confined to part of the system then re-engineer that part. When hardware or software support becomes obsolete.
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