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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.
State Entity /Relationship diagram. ERD depicts relationships among data objects. The ERD is the notation that is used to conduct the data modeling activity. The primary
Explain the working of Gantt charts - Gantt charts enable emailing of project/tasks info to others automatically - Gantt charts allow use of intranet/email facility to down
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
What is Upward compression? Ans) In software design, "upward compression" means a type of demodularization in which a subordinate module is copied into the body of a better modu
QUESTION - Characteristics of DSs (a) List and describe any 4 characteristics of distributed systems. (b) State the criterion for a system to be considered as not a distrib
The process of evaluating a program based on implementation of that program. Dynamic analysis approaches rely on implementing a piece of software with selected test data.
What are the various types of system testing? 1. Recovery testing - is intended to check the system's ability to recover from failures. 2. Security testing - verifies th
inside a button click can we put following code... Account a = new Account(); a.setAccNo(Integer.parseInt(txtAccNo.getText())); a.setDepositamt(Float.parseFloat(tx
Explain Infeasible Path? Program statement sequence that can never be implemented.
Describe about the Environmental model It indicates environment in which system exists. Any small or big system is a sub-system of a larger system. For illustration, if softw
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