1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Eva8 [605]
3 years ago
14

Which of the following is a true statement? Question 33 options: Data entities correspond to sources/sinks on a data flow diagra

m. An entity type is described many times in the data model. A data entity will have many possible instances. Verbs are used to name entity types. Relationships correspond to data flows on a data flow diagram.
Computers and Technology
1 answer:
hichkok12 [17]3 years ago
5 0

Answer:

A data entity will have many possible instances.

Explanation:

A data model is the relative representation of data objects, showing the relationships between them as well as the rules guiding the relationships.

The graphical representation of data model showing the data requirements of a database is Entity-Relationship Diagram (ERD).

<u>Components of ERD</u>

<em>1. Entities</em>: These refers to all the table that makes up a database. An specific example of an entity is called an Instance of an entity.  E.g London, Moscow, Johannesburg, Lagos are all records in a table called location. This example shows that a data entity will have many possible instances.

<em>2. Attribute:</em> This is the information needed to describe a particular table of database.

<em>3. Relationships</em><em>:</em> This shows how tables are linked together.

You might be interested in
How to delete account on this
qwelly [4]

Answer:

Explanation:

Go and edit your profile then go on prefernces you will see that its written delete my account and that's how you delete your account on brainly.com and if you want to delete you account on phone then

Open your phone's Settings app.

Tap Accounts. If you don't see "Accounts," tap Users & accounts.

Tap the account you want to remove Remove account.

If this is the only Google Account on the phone, you'll need to enter your phone's pattern, PIN, or password for security.

Hope this helped you!

5 0
3 years ago
Read 2 more answers
What hand glove is used to prevent electric shock and why​
Ostrovityanka [42]

Answer:

Insulated gloves because their made of synthetic rubber.

Explanation:

7 0
3 years ago
Read 2 more answers
what is a problem that occurs when someone registers purposely misspelled variations of well-known domain names?
laiz [17]

Answer:

Typosquatting

Explanation:

8 0
3 years ago
DO, of X isvvvvvvvvvvvvvvv
dem82 [27]
Huh ? I don’t understand the question
8 0
3 years ago
What protocol suite below is the most commonly used protocol for local area network (lan) communication?
grandymaker [24]
Answer TCP/IP is the most common protocol in Local Area Networks.
3 0
3 years ago
Other questions:
  • Dfd symbols are referenced by using all ____ letters for the symbol name.
    9·1 answer
  • The final element of an e-mail message should be
    15·1 answer
  • What are 2 ways that technology can negatively impact the environment.
    8·2 answers
  • Press the _______ key to move to the next cell in a row.
    12·2 answers
  • Assume the existence of a Bank Account class. Define a subclass, Savings Account that contains the following: a double instance
    5·1 answer
  • Choose the best type of loop for each situation.
    6·1 answer
  • Pleaseeeeeeee tellllllllllllllllllllll​
    8·1 answer
  • In order to enhance the training experience and emphasize the core security goals and mission, it is recommended that the execut
    5·1 answer
  • Why do you usually find domain names instead of IP addresses in a URL? Select one: a. An IP address would make your web page loa
    11·1 answer
  • Who is big brain me or you
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!