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Describe the various elements of data design?
i. Data object - The data objects are identified and relationships among various data objects are represented using ERD or data dictionaries.
ii. Databases - Using software design model, the data models are changed into data structures and data bases at the application level.
iii. Data warehouses - At the business level useful information is identified from various databases and the data warehouses are created
What is process involved in maturity levels in SEIs CMM. Level 1: Initial - a small number of processes are defined and individual efforts are taken. Level 2: Repeatable - T
Symbols of a data flow diagram 1. Data Flow Signifies the connectivity between various processes 2. Process Performs some processing of input data 3. Ex
What are the characteristics of the software? Software is engineered, not manufactured. Software does not wear out. Most software is custom built rather than being ass
What is Exception? Ans) An event that causes suspension of normal program implementation. Types contain addressing exception, operation exception, data exception, overflow excep
Determine the level 0 and level 1 of DFD External entities provide input data for processing. During processing, some intermediate data is generated. After final processing, fi
Automated testing is a formally specified and controlled method of formal testing approach. or That part of software testing that is assisted with software tool(s) that does
State Lehman's First law. A program that is used in true world environment essentially must change or become progressively less useful in that environment.
What are the advantages and disadvantages of using a Business Intelligence (BI) software system in a small/medium level business?
Adefine estimation model
Discuss in details about Integration testing. It is a systematic procedure to construct the program structure. Incremental integration - The program is built and tested i
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