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What are the common approaches in debugging?
Brute force method: The memory dumps and run-time tracks are examined and program with write statements is loaded to obtain clues to error causes.
Back tracking method: The source code is explained by looking backwards from symptom to potential causes of errors.
Cause elimination method: This method uses binary partitioning to decrease the number of locations where errors can exists.
Quality Assurance Quality assurance is an activity that establishes and evaluates the processes that produce products. Quality assurance would calculate processes to identify w
Discuss in detail about Structural Modeling. Structural model includes a detail refinement of ERD, data flow model and control flow model. Creating an ERD. For example
testing
Symbols of a data flow diagram 1. Data Flow Signifies the connectivity between various processes 2. Process Performs some processing of input data 3. Ex
Implementing the program with all possible combinations of values for program variables. Feasible only for small, simple programs.
Differance b/w Liner sequenrial modal with incremental modal
Explain Walk-through? Ans) A walk-through (in software QA) is a casual meeting for evaluation or informational purposes. A walk-through is also a method at an abstract level. It
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 Validation represent? Validation means a set of deeds that ensure that the software that has been built to satisfy the customer requirements.
Explain any two graphical design notations used in procedural design
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