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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.
Q. What is Standard enforces? Standard enforces This tool is like a code inspector; expect that the rules are generally simpler. The main distribution is that a full-blown
Aggregation between objects Aggregation among objects shows a relationship. It is a whole/part relationship. Aggregation might be implying containment.
What is a Real time system? Real time system is a software system in which the correct functionalities of the system are dependent upon results formed by the system and the tim
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 about software change strategies. The software change methods that could be applied separately or together are: Software maintenance - The alters are made in the software
Q. Explain Steps in Building the Structure Chart? Steps in Building the Structure Chart 1. Identify top level modules as well as decompose them into lower levels 2. Add
notation of requirement of specification
Define Data Dictionary The data dictionary can be explained as an organized collection of all the data elements of the system with precise and rigorous definitions so that user
Q. Consider a project for which the manpower requirement is 200 PY and the development time is 2 years. calculate the peak manning time. Ans Software Project cost K=200 PY
Give the example of the mechanics of structured analysis
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