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What is data modeling?
Data modeling is the basic step in the analysis modeling. In data modeling the data objects are explained independently of processing. The data model shows how data are related with one another.
1. "Variable trace" is a (computer) record of the names and the values of variables accessed and/or changed during the implementation of a computer program. 2. "Value trace" is
What are business process engineering tools? By modeling the strategic information needs of an organization, business process engineering tools give a "meta-model" from which e
Problem 1. Explain why the use of a standard high-level language does not guarantee that software will be portable across a range of machines 2. Draw possible data flow diag
Question: (a) (i) Using examples from the case study or otherwise, explain the following concepts: • Encapsulation • Specialization • Polymorphism (ii) Discuss the a
Question 1: (a) A company wishes to under-go a Business Process Re-engineering activity with respect to its core business processes. Explain the extent to which MIS could be
The sudden and finish failure of a computer system or component.
What are the elements of Analysis model? i. Data Dictionary ii. Data Flow Diagram iii. Entity Relationship Diagram iv. State Transition Diagram v. Process specifica
using a dfd and a processing narrative,describe computer based system that can distinct transform flow characteristics.Define flow boundaries map the dfd into a software architectu
Question: (a) Consider that every software failure can be classified as either • Syntactic, • Semantic, • System crash. Suppose additionally that every system crash fa
1) An environment that having the integral hardware, instrumentation, simulators, software tools, and other support elements required to conduct a test of a logically or physically
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