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Q. Classes of data items in a data dictionary?
There are three classes of data items in a data dictionary
1) Data element- It is the smallest unit of data that cannot be meaningfully decomposed further. Example- Employee number and so on.
2) Data structure is a group of data elements forms a data structure.
3) Data Flows as well as Data Stores- data flows are data structures in motion whereas data stores are data structures at rest.
Text Retrieval Packages: Text retrieval comprises storage and subsequent retrieval of rat girds, essentially textual rather than numerical, tabular or graphical. Although, eac
Q. For the structural chart given in fig.1 calculate the Information Flow index of individual modules as well as whole software. Total information flow = IF (main) + IF (A
What is System Engineering? System Engineering means designing, executing, deploying and operating systems which contain software, hardware, and people.
Explain how to define Severity Rating in your project. Severity rating is a combination of three factors: - The frequency of the problem occurrence. It could be common / ra
What is RAD Approach As the term suggests, this model gives a quick approach for software development and is based on a linear sequential flow of numerous development processe
Q. How is cyclomatic complexity useful in program test and What is sequence of testing and What is testability? Ans. Cyclomatic complexity measures the amount of decision lo
A measure of the severity and probability of undesired effects. Often taken as the easy product of probability and consequence.
1. "Variable trace" is a (computer) record of the names and the values of variables accessed and/or changed during the implementation of a computer program. 2. "Value trace" is
Explain Horizontal partitioning 1. Explains separate branches of the. 2. Propagaton of fewer side-effects 3. Software is simpler to maintain
explain dfd
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