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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. Explain Test harness systems and Test archiving systems? Test harness systems: This is one that is bound around the test object and that permits the easy modification a
Question: (a) Consider that every software failure can be classified as either • Syntactic, • Semantic, • System crash. Suppose additionally that every system crash fa
What is a modular system? A modular system having of well defined manageable units to well defined interfaces between them.
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
A manifestation of an error in software. A fault, if encountered, might cause a failure.
What does data dictionary contains? Name: The primary name of the data. Alias: other names used Where-used/How-used: A record of processes that use the data or control it
Recovery/error testing is testing how well a system recovers from crashes, hardware failures, or other catastrophic problems.
What are the common activities in design process? i. System structuring - The system is subdivided into principle subsystems components and communications among these subsy
Bottom-up integration This testing starts construction and testing with the components at the lowest levels in the program structure.
What is meant by Software Engineering? The application of a disciplined, systematic, quantifiable approach to the development, maintenance & operation of software. (i.e.)The En
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