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Explain about the E-R Diagram
Entity-relationship (E-R) diagram is detailed logical representation of data for an organisation. It is data oriented model of a system while DFD is a process oriented model. ER diagram represent data at rest whereas DFD tracks the motion of data.
ERD doesn't provide any information regarding functionality of data. It has 3 main components - data entities, their relationships and their associated attributes.
What are the two levels of testing? i. Component testing Individual components are tested. Tests are derived from developer' s experience. ii. System Testing The group
what is COCOMO model and where it is used also say about COCOMO model when in use then how it act and its characteristtics details
Q. For the program given below, calculate the values of software science measures like ? , N, V, E and λ . int. sort (int x[], int n) { int i, j, save, im1; /
Cohesion for Each Module? Compute average daily temperatures at various sites Initialize sums and open files Create new temperature record Store temperature record Close files and
Q. Explain Span and average span size of a program? Span dimension indicates the number of statements that pass between successive uses of a variable. For illustration in the f
The worst type of coupling is content coupling.
Hospital Management System ER Diagrama and docs ?
A consistent measure of software size based on user needs.
data dictionary diagram for library management system
what are draw backs or disadvantages of waterfall model
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