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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.
Internal Interrupt Cause because of illegal or erroneous use of an instruction or data. Internal interrupts are also known as traps. Internal interrupts are initiated because o
NATURE AND TYPES OF SOFTARE PACKAGES: Software packages are commercially supplied products which typically provide solutions to a particular range of software development or a
Explain Boundary value? (1)A data value that corresponds to a input, internal, or output value specified for a system or component. (2) A value which lies at, or just inside
Distinguish between verification and validation. Verification is the set of activities that ensure that software properly implements a specific function. Validation is a differ
(i) Concept definition of Quality Control and Quality Assurance (ii) Tools used in quality control (iii) Acceptance sampling and process control (iv) Statistical tools for
The test schedule is a schedule that signifies all tasks needed for a successful testing effort, a schedule of all test activities and resource needs.
Define the term "software architecture." The software architecture of a program or a computing system is the basic structure of the system, which comprises software components
Construct an E-R diagram for a department store database. This database contains information about customers, items they order, departments in the store, employees, and suppliers o
Illustrate Evolutionary prototyping Objective: The main objective of this model is to show the working system to the end-user. Example-AI systems. Advantages
What are the benefits of smoke testing? Integration risk is decreased. The quality of the end-product is getting better. Error diagnosis and correction are simplified. Assessme
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