Other
INF2603 Assignment 5 (Quiz 2) 2022
- Institution
- University Of South Africa (Unisa)
Questions and answers to INF2603 (Databases I) Assignment 5 (Quiz 2) of 2022 100% correct
[Show more]
Content preview
Databases 1INF2603
Quiz 2
Assessment 5
Unique Number: 769832
Department of Information Systems
, 1. A(n) _____ is anything about which data are to be collected and stored.
a. constraint
b. relationship
c. entity
d. attribute
2. Oracle 12c, MS SQL Server, and Tamino are examples of _____ data
models.
a. relational
b. XML Hybrid
c. file system
d. hierarchical
3. In the _____ model, each parent can have many children, but each child
has only one parent.
a. network
b. hierarchical
c. relational
d. entity relationship
4. Even when a good database blueprint is available, an applications
programmer's view of the data should match that of the manager and the
end user.
Select one:
True
False
5. A(n) _____ represents a particular type of object in the real world.
a. attribute
b. relationship
c. node
d. entity
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through EFT, credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying this summary from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller digitaltutor. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy this summary for R50,00. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
59325 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy summaries for 14 years now