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This assignment is worth 45% of your final grade for this module. Marks will be awarded as follows:
This is a relatively low fidelity prototype in terms of the levels of interaction (i.e. there is no back-end to the system, we are looking at the front-end) and you may include data that is 'hard-coded' rather than generated by the system. An example of this may be a list of products that is hard-coded in the page and not generated by a call to the back-end. (10%)
You would be expected to submit both the raw data of your heuristic evaluation and a report summarising the main findings in an appropriate format.
Your report should include a section in which you critique the usability of the system and reflect upon the efficacy of your criteria for identifying usability issues.
Explain the Cascadeless Schedule A cascadeless schedule is one in which for every pair of transactions Ti and Tj like that Tj reads a data item before written by Ti, the commit
We will explain here an example database application having COLLEGE database and use it in showing several E-R modelling concepts. College database remains track of faculty, Stu
why data in an RDMS need to be normalised
Aggregation : One limitation of the E-R diagram is that they do not permit representation of relationships between relationships. In such a case the relationship along with its ent
Write a program within embedded SQL to associative the total trip expenses of the salesman named ‘John' for the relations. EXEC SQL BEGIN DECLARE SECTION; long total_expenses;
Events4Fun is an event management company in Europe with branches in South America as well. The company is well-known for its efficiency, good-quality services, and affordable char
Update or Modify operation alters the existing values. If these operations alter the value that is the foreign key also, the only check need is the similar as that of the Insert op
What are domain constraints? A domain is a set of values that might be assigned to an attribute .all values that appear in a column of a relation must be taken from the similar
Object-based Models: Use objects as key data representation components . Examples:- Entity-Relationship Model: It is a collection of real world objects known as entitie
Research Value: 7% Due Date: 17-Sep-2018 Return Date: 11-Oct-2018 Length: 700 words Submission method options: Alternative submission method Task back to top You are required to
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