This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: In a relation, the sequence of columns can be interchanged without changing the meaning or use of ... (Read 37 times)

Medesa

  • Hero Member
  • *****
  • Posts: 507
on: Jul 7, 2018
In a relation, the sequence of columns can be interchanged without changing the meaning or use of the ________.
 
  A) Relation
  B) Attribute
  C) Row
  D) Primary key

Question 2

A(n) ________ is an attribute that may take on more than one value for each entity instance.
 
  A) Multi-valued attribute
  B) Single-valued attribute
  C) Identifier
  D) Candidate key


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

tuwy

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 7, 2018
Answer to Question 1

A

Answer to Question 2

A


Medesa

  • Member
  • Posts: 507
Reply 2 on: Jul 7, 2018
Gracias!

fatboyy09

  • Member
  • Posts: 358
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Did you know?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Amino acid sequence of bovine insulin Amino acid sequence of bovine insulin
When Do Americans Marry? The Changing Age at First Marriage When Do Americans Marry? The Changing Age at First Marriage
Is there anything in life that is permanent, or is the world constantly changing? Is there anything in life that is permanent, or is the world constantly changing?
The camshaft is rotated in relation to the camshaft by the PCM to provide changes in valve timing. The camshaft is rotated in relation to the camshaft by the PCM to provide changes in valve timing.
DNA-sequence alignment of contigs on human chromosome 2 DNA-sequence alignment of contigs on human chromosome 2
The treasurer of a union proposes changing the method of compounding interest on premium ... The treasurer of a union proposes changing the method of compounding interest on premium ...
Video: Knee Animation

For a complete list of videos, visit our video library