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What does Data abstraction contains?
A Data abstraction is a named collection of data that describes a data object
Eg: door Attributes: door type, Opening mechanism, Swing direction, weight.
Discuss in detail the design concepts. Abstraction Functional abstraction Data abstraction Control abstraction Information hiding Each unit in the s
Indexing: The CDS/ISIS package indexes all fields selected for indexing into a single file. This file is known as 'inverted file'. There are indexing techniques for building i
A town comprise 5000 houses. Every house owner should pay tax based on the value of house. Houses over $200 000 pay 2% of their value in tax, houses over $100 000 pay 1.5% of their
Explain Software Bug? Ans) A fault in a program which origins the program to perform in an unintended or unanticipated manner.
Assume 64 different op codes and 19-bit instruction word in a computer system. Two bits in the instruction are reserved to indicate the addressing mode. a. Draw a box style ske
What is software maintenance Alters to the software are made in response to altered requirements but the fundamental structure of the software remains same.
Q. Design black box test suits for a function that checks whether a character or string upto ten characters in a palindrome? Ans Following may be the test cases: - Try wit
Determine the technique - Parallel With this approach, old and new systems are run together for a time - If new system goes down for any reason, you still have old system
QUESTION (a) Draw a use case diagram (UCD) for the given case study. For any one use case give a detail use case specification (b) Describe the different phases and workflow
A discrepancy among a computed, observed, or calculated value or condition and the true, specified, or theoretically correct value or condition; and
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