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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.
What are the aims of testing? i. Testing is a process of executing a program with the target of finding an error. ii. A good test case is one that has high possibilit
What is Failure-directed Testing Ans) Testing based on the information of the types of errors made in the earlier period that are likely for the system under test.
Explain the Throw away prototype In this technique, prototype is discarded once its purpose is fulfilled and final system is built from scratch. Prototype is built quickly t
What are the causes behind to perform white box testing? There are three main reasons behind performing the white box testing. 1. Programmers may have some incorrect assumpt
What is meant by Data dictionary? The Data dictionary is an organized listing of all data constituents that are related to the system, with precise, accurate definitions so tha
explain ring counter
schema tools
what is meant by 345 rule in IEEE 802.3 ?
Distinguish between verification and validation. Verification is the set of activities that ensure that software properly implements a specific function. Validation is a differ
Q. What are basic Key process areas in CMM? Ans) Key Process Areas (KPAs) adds the areas an organization could focus to improve its software process to the next level. Except f
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