Oracle Database Design Midterm Exam Answers links:
[FREE] Oracle Database Design Midterm Exam Answers | free!
Posted on 27-Mar-2021
One Relationship can be both mandatory and optional at different ends. Tr ue or False? Matrix Diagrams are mandatory when doing data modelling. Entity names are always singular. Matrix Diagrams are used to verify an ERD. Why is it important to...
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[DOWNLOAD] Oracle Database Design Midterm Exam Answers | latest!
Posted on 12-Mar-2021
Making the payment attribute optional. We need to trust our customers, and we know they will pay some day. Hiring a programmer to create additional programming code to verify no goods are shipped until the account has been settled in full. All...
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Mid Term Exam Oracle Desain Semester 1 Versi 4
Posted on 28-Apr-2021
Section 6 All entities must be given a new artificial UID. As a database designer you do not need to worry about where in the datamo del you store a particular attribute, as long as you get it onto the ERD your jo b is done. An arc can also be modelled as Supertype and Subtypes. Which of the following would best be represented by an arc? All relationships participating in an arc must be mandatory. True or Fals e? A relationship can be both Recursive and Hierachal at the same time. Historical data must never be kept. Database Design projects must use Consultants or they will fail. Which of the following are NOT valid techniques for effective public spea king? Why would you want to model a time component when designing a system that lets people buy shares via the Internet? Choose Two Mark for Review 1 Points Choose all correct answers This would only be required in the US to allow the New York Stock Exchange t o be notified of this information To allow the sales people to determine when the shares were bought and there fore at what price.
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Mid Term Exam Oracle Desain Semester 1 Versi 3
Posted on 2-Apr-2021
You are doing a data model for a computer sales company, where the price of postage is dependent on what day of the week goods are shipped. So shipping i s more expensive if the customer wants a delivery to take place on a Saturday or Sunday. What would be the best way to model this? Update the prices in the system, print out the current prices when they chan ge and pin them on the company noticeboard Allow them to enter whatever ever delivery charge they want. What do users of a system without the concept of time loose? Mark for Re view 1 Points Journalling becomes much easier. Journalling becomes slightly harder. The ability to track data over time.
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Blogul Blogurilor ACADEMY ORACLE ANSWERS
Posted on 4-May-2021
Modeling historical data is Optional. All systems must have an entity called WEEK with a holiday attribute, so you know when to give your employees a holiday. If a system includes the concept of time and it stores Start Dates, then End Dates becomes Mandatory.
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Oracle Midterm Exam Answers
Posted on 21-Apr-2021
Which of the following statements are true about ERD's? All data must be represented on the ERD, including derived summaries and the result of calculations. Many reasons exist for creating a conceptual model. Choose three appropriate reasons from the options below. Mark for Review 1 Points They capture the implementation details of the physical model. They accurately describe what a physical model will contain. They model functional and informational needs. Data modeling is performed for the following reasons: Choose Two Mark for Review 1 Points It helps discussions and reviews. We do not need datamodels; we can just start coding right away. A Conceptual Model is not concerned with how the Physical Model will be implemented. True or False?
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CoNLL17 Skipgram Terms
Posted on 6-Mar-2021
Data models are drawn to show users the actual Data that their new system will contain; only Data listed on the Diagram can be entered into the Database. Which of the following attributes is suitable to be a Unique Identifier? Mark for Review 1 Points.
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Semester 1 Mid Term Exam Answers Sections 1-10 Of Database Design.
Posted on 12-Apr-2021
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Posted on 13-Apr-2021
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Oracle Academy Mid Term Exam Semester 1 Answers | Databases | Data Model
Posted on 27-Mar-2021
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(DOC) Mid Term Exam Oracle Desain Semester 1 Versi 4 | Durrotun Nasekhah - 1medicoguia.com
Posted on 17-Mar-2021
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Posted on 5-May-2021
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Posted on 8-Apr-2021
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Posted on 10-Apr-2021
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Ani-blog: Database Design Midterm Exam
Posted on 5-Apr-2021
Which of the following is a logical constraint that could result from considering how time impacts an example of data storage? End Date must be before the Start Date. Dates must be stored with Time. Correct You are doing a data model for a computer sales company where the price of postage depends upon the day of the week that goods are shipped. So shipping is more expensive if the customer wants Mark for Review a delivery to take place on a Saturday or Sunday. What would be the best way to model this? Use a Delivery Day entity, which holds prices against week days, and ensure the we also have an attribute for the Requested Delivery Day in the Order Entity. Update the prices in the system, print out the current prices when they change, and pin them on the company noticeboard. Allow them to enter whatever delivery charge they want. Correct Answer all questions in this section Formal rules do exist for drawing ERD's.
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Section 2 Quiz Database Design Oracle - All Oracle Solutions
Posted on 2-Mar-2021
True or False? True False 2. Why is it important to identify the business requirements before beginning to program a new system? It is not important to have a blueprint for database design and programs. You should just start coding as soon as possible, so you can meet your deadlines. It clarifies what a business wants to accomplish, so that you can get your database design and coding started correctly.
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