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What are the important points to do software design
The below points must be kept in mind when performing the design:
i) Practicality: This ensures that system is stable and can be operated by a person of average intelligence.
ii) Efficiency: This involvestimeliness, accuracy and comprehensiveness of system output.
iii) Flexibility: The system could be modifiable depending upon changing needs of user. Such amendments must be possible with minimum changes.
iv) Security: This is a significant aspect of design and must cover areas of hardware reliability, fall back procedures, provision for detection of fraud andsecurity of data.
List the guidelines for data design. i. Apply systematic analysis on data. ii. Identify data structures and related operations. iii. Establish data dictionary. iv. Use
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Q. What is Data Dictionary? Ans Data dictionary is a stockroom of data giving information about data. It is a list of terms as well as their definition for all data items a
Distinguish software faults and software failures Ans: In case of a failure, the software does not do what the user expects. A fault is a programming error that may or may not
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