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Analyze rhetorical and narrative elements in nonfiction and fiction texts. Reflect on the reading and writing completed throughout the semester. Practice writing with academic style and presenting compelling evidence/support. Reference ideas and rhetorical features from assigned texts. Express a thesis that results from your summary, analysis, and reflection. Assigned readings: The Order of Things by … Read more

Lecture 8 Learning Objectives On completion of this topic, you will be able to:– Explain– Distinguish– Identify Data Manipulation in SQLBe able to use manipulation and querying tools Data manipulation: query languages; visual tools;typical tasks eg for database maintenance, inserts,updates and amendments Queries and reporting: query languages and query byexample (QBE); formatting; functions/formulae; reportwriting tools4Part … Read more

23/10/20171 Lecture 5 Be able to design and implement relational databasesystems Designs: data types; entity and referential constraints;conversion of logical database design to a physicalimplementation; tools and techniques; issues around the degreeof normalisation chosen; verification and validity checks; datadefinition; control mechanisms Requirements: requirements specification; relationalrequirements; other requirements eg. need to integrate withlegacy systems, future requirements, … Read more

Lecture 10 Test the system against user and systemrequirements Summary of the SessionReview of the library visit last weekRECAP of last week’s session– (T-SQL queries for joining tables)Testing TutorialReview of assignment and feedback PlanDoCheckActionPDCASoftware Development Process Cycle  PLAN (P): Device a plan. Define your objective and determine thestrategy and supporting methods required to achieve … Read more

Exercise 2Create the table below including the fields and data typesUse the Query Editor to execute the following SQL commands1. select first, last, city from empinfo;2. select last, city, age from empinfowhere age > 30;3. select first, last, city, state from empinfowhere first LIKE ‘J%’;4. select * from empinfo;5. select first, last, from empinfowhere last … Read more

Lecture 8 Be able to use manipulation and querying tools Data manipulation: query languages; visual tools;typical tasks eg for database maintenance, inserts,updates and amendments Queries and reporting: query languages and query byexample (QBE); formatting; functions/formulae; reportwriting tools3Part 1 – Objectives Purpose and importance of SQL. How to retrieve data from database usingSELECT and:– Use compound … Read more

13/10/20171 Lecture 3 Data Modelling with Entity-Relationship Model 13/10/20172 Part 4 – Objectives How to use Entity–Relationship (ER) modelingin database design. Basic concepts associated with ER model. Diagrammatic technique for displaying ERmodel using Unified Modeling Language (UML). How to build an ER model from a requirementsspecification. 4A data model is a plan, or blueprint, for … Read more

13/10/20171 Lecture 2  A relation is a table with columns and rows.• Only applies to logical structure of the database, not thephysical structure. Attribute is a named column of a relation. Domain is the set of allowable values for one ormore attributes. Tuple is a row of a relation. Degree is the number of … Read more

Question 1 You are a part of a research team and you have been asked to give advice on the design of a case-control study to investigate the association between breast cancer and participation in mammography screening. The research team wants to be able to detect an odds ratio of at least 0.5 using a … Read more

Description Consider the following: After rising to become the world’s second largest manufacturer during the 1960s and 1970s, Japan has developed into a central hub for international supply chains. However, firms engaged in global manufacturing are vulnerable to the disruption of their supply chains. Managers have to balance the cost of keeping high inventories, and … Read more