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Write a program to calculate and store the average obtained by 20 pupils in 7 subjects. Output the pupil that made the highest average mark in addition to those pupils making 50 marks and over.
Describe what entity represents in an ER mode and provide examples of entities with a physical or conceptual existence. Describe how strong and weak entities differ and provide an example of each.
Write SQL SELECT statements to retrieve the following information from the ClassicModels database - select the product name, scale, vendor and product code for all models of classic cars built between 1948 and 1966. Display the results in order of..
You should choose a data storage problem of your interest and identify the different pieces of data that should be stored in database.
post a ms sql server introduction message in the week forum. enter any information that is related to ms sql server
Simulate the implementation of a real-life database, you will start with requirements elicitation for a given scenario. After all the basic functional and non-functional requirements have been gathered, you will start designing the database.
Identify all entities, relationships, optionalities, connectivities, and cardinalities and design the database fragments. Show an example with node names, location, fragment names, attribute names, and demonstration data.
1 prepare directories on your hard drive. place a small text file in one directory. use oracle package utlfile to read
What basic steps are required for analyzing data using Microsoft® Access®? How could these steps help you diagnose and troubleshoot Microsoft® Access® errors?
Prove that the algorithm for decomposing a relation schema with a set of FDs into a collection of BCNF relation schemas as described in Section 19.6.1 is correct (i.e., it produces a collection of BCNF relations, and is lossless-join) and terminates.
Perform a functional dependency analysis, and include it as part of your deliverables, for every step of the normalization process - Redesign the spreadsheet into a database with tables, add any fields that you think could be useful, even though it..
what actions the DLBC should address avoiding or mitigating
Review the data analysis and consider the coding activities you have engaged. Consider the kinds of data that would be generated through the data collection techniques anticipated for your qualitative research plan.
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