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Data Flow Diagrams (DFD)
It's a graphical representation of flow of data through a system. It pictures a system like a network of functional processes. The foundation of DFD is a data flow graph that pictorially represents transformation on data as demonstrated in Figure.
Draw an E-R diagram for the following situation: an account is a relationtion between cutosmer and bank. A customer had a name.
Q. What is Control coupling? Control coupling: Module A as well as B are said to be control coupled if they communicate by passing of control information. This is typically a
QUESTION (a) Compare and contrast between Project logic evaluation (PLE), Networking and Scheduling (b) Discuss how the true cost of defects can often be higher than the ini
Distinguish between verification and validation. Verification is the set of activities that ensure that software properly implements a specific function. Validation is a differ
What do you mean by the computer based system? The computer based system can be termed as "a set or an arrangement of elements that are managed to accomplish some predefined g
Problem solving is a critical skill for success in business—in fact it’s often what you are hired and paid to do. This article explains the five problem solving steps and provides
Write down the SRC for "Add a node" Function Add node Description Adds a node to an existing design. Inputs Node type, Design Identifier, Node position Source
What is the utilisation of CMM? Capability Maturity Model is used in assessing how fine an organisation's processes permit to complete and manage latest software projects
What is quality? Quality, simplistically, means that a product should meet its requirement. This is problematical for software systems. There is a tension among custom
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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