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Write short note on the various estimation techniques.
Algorithmic cost modelling - the cost estimation is depend on the size of the software. Expert judgement - The experts from software development and the application domain apply their experience to estimate software costs.
Estimation by analogy - The price of a project is computed by comparing the project to a like project in the same application domain and then cost can be computed. Parkinson's law - The cost is determined by available resources rather than by objective assessment. Pricing to win - The project costs whatever the customer ready to pay out it.
Draw the Context level DFD for the Safe home Software. User commands Alarm type Telephone Number tone Sensor status Display Information
where star topology used in daily life
What is Random Testing? This is one of process used to exercise a class. It is based on developing a random test series that tries the minimum number of operations typical to th
Explain in detail about data modeling Data modeling creates use of the ERD. Having of 3 interrelated information. The data object. Relationships. Attributes
Q. Define the Equivalence class? Equivalence class:-It represents a set of valid or else invalid states for input conditions. An input condition is a specific numeric a set of
What is the use of a data flow diagram? A data flow diagram is used to represent the functional view of an application domain. It represents all the significant business proces
A group process that takes large quantity of language data, like as a list developed by brainstorming, and separates it into categories.
EXPLAIN COMPONENTS OF DATABASE MANAGEMENT
What is Verification represent? Verification represents the set of actions that are performed to confirm that the software correctly implements the particular functionality.
What is cyclomatic complexity? Cyclomatic complexity is given by McCabe. The general formula to compute cyclomatic complexity is M=V (G)=E - N + 2P Where E-Number of e
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