Verified Document

E-R Diagram, Answer The Following Questions:  Essay

¶ … E-R diagram, answer the following questions: * a. How many EMPLOYEES can work on a project?

It is not limited.

What is the degree of the Used_on relationship?

Binary, the relationship is two degrees.

* c. Do any associative entities appear in this diagram? If so, name them.

Yes, Task is an associative entity.

* d. How else could the attribute Skill be modeled?

It could be modeled with Task, another blue square could be attached to Task

* e. What attributes might be attached to the Works on relationship?

The different positions of the project; it could include the jobs and requirements.

* f. Could TOOL be modeled as an associative entity? Why or why not?

No, different tools could be used on different tasks. Some jobs might require different combinations of tools to complete the task.

16. The owner of two pizza parlors located in adjacent towns wants to computerize and integrate sales transactions and inventory management within and between both stores. The point-of-sale component must be easy to use and flexible...

The inventory management, which will be linked to the point-of-sale component, must also be easy to use and fast. The systems at each store need to be linked so that sales and inventory levels can be determined instantly for each store and for both stores combined. The owner can allocate $40,000 for hardware and $20,000 for software and must have the new system operational in three months. Training must be short and easy. Briefly describe three alternative systems for this situation and explain how each would meet the requirements and constraints. Are the requirements and constraints realistic? Why or why not?
Option 1

The first option would be the low cost method. This option would most likely be significantly under the price limit. Furthermore, this option would also be completed well before the three-month limit and the training time would also be short. However, the performance and capabilities would not be as comprehensive and the system would not be able to upload in real time.

Option 2

The second option is the middle cost method. The overall cost…

Cite this Document:
Copy Bibliography Citation

Related Documents

Bundy, R. "Changing Role of
Words: 7658 Length: 20 Document Type: Annotated Bibliography

The enablers include the competence of the people, the culture of the corporation, internal development, worker engagement, efficient and effective communication, and innovative learning. Becker, B. & Gerhart, B. (1996). The impact of human resource management on organizational performance: progress and prospects. Academy of Management Journal, 39 (4), pp. 779-801. The research attempts to advance debates on a nascent link between the human resource systems and the strategic impact of human

Economic Impact of Persistent High
Words: 1270 Length: 5 Document Type: Essay

The long-run price elasticity of demand for gasoline is stronger at 0.7 (Ibid). This implies that in the long-run, given higher gas prices, consumers will adjust their consumption habits. One example is that consumers will purchase more fuel efficient vehicles, thereby lowering their consumption level. Some consumers may switch to public transit. Young adults entering the workforce may eschew car ownership altogether in favor of other modes of transport. In

Merger Activity Due in Large
Words: 7696 Length: 27 Document Type: Term Paper

Finance-dominated proponents also maintain that boom economic periods generate a more varied divergence of valuations that fuel merger activity (Medlen 2007). In this regard, Medlen concludes that, "Taken collectively, these understandings may explain some of the merger activity in booms, but they involve certain asymmetries that undercut their explanatory power. High stock valuations allow stock to be utilized as currency and collateral for takeovers; yet stock booms also make

Credit Crunch on UK Residential
Words: 9799 Length: 30 Document Type: Dissertation

While it was generally agreed that the increase in prices was due mainly to an insufficient offer as the stock house was limited, opinions have also been forwarded according to which the buy-to-let purchases have contributed to the inflation of the house prices (Property Mark). The debate concerning the reasons for the massive price increases for residential properties (materialized mostly between 1996 and 2005) is however still ongoing. On the

Uml-Based Comparison of Model Transformational
Words: 8021 Length: 29 Document Type: Term Paper

Generally, the classification of model transformation tools is based on whether it is declarative or operational, directionality or multiplicity. The study further discusses the sub-categories of model transformation that include: hybrid transformation tools, graph transformation, relational, template based, operational based, structure driven and direct manipulation. All the sub-categories of model transformation have the following features: Hybrid transformation combines two or more transformation approaches; Graph transformation focuses on graph rewriting over variation and extensions of labeled

Teaching Is One of the
Words: 17626 Length: 64 Document Type: Research Proposal

3.4 Finally, I am interested in whether or not there is a trickle-down effect from leftist or rightist politics style at the provincial and federal levels. 1.3 Objectives 1.3.1 There are two major objectives for this research. The first is to compare the level of motivation among secondary school teachers under the Vancouver British Columbia School District in Canada by their socio-demographic and organizational factors. My hypothesis in advance of investigating this is

Sign Up for Unlimited Study Help

Our semester plans gives you unlimited, unrestricted access to our entire library of resources —writing tools, guides, example essays, tutorials, class notes, and more.

Get Started Now