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

Author Question: Which of the following is the largest unit of data for computer memory? A) gigabyte B) terabyte ... (Read 30 times)

lracut11

  • Hero Member
  • *****
  • Posts: 536
on: Jul 7, 2018
Which of the following is the largest unit of data for computer memory?
 
  A) gigabyte
  B) terabyte
  C) megabyte
  D) exabyte

Question 2

A kilobyte is exactly ________.
 
  A) 1,024 bytes
  B) 1,000 bytes
  C) 1,024 bits
  D) 8 bytes

Question 3

If OrderNumber serves as the primary key in the ORDER relation and also appears as a nonkey attribute in the INVOICE relation, then OrderNumber is said to be a:
 
  A) foreign key.
  B) candidate key.
  C) pointer.
  D) relationship key.
  E) marker.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

miss_1456@hotmail.com

  • Sr. Member
  • ****
  • Posts: 289
Reply #1 on: Jul 7, 2018
Answer to Question 1

Thank you for answering this question.

Answer to Question 2

Beautifully done Thanks

Answer to Question 3

A
Explanation: A) Because the primary key OrderNumber and it is placed in the ORDER relation, it is considered a foreign key.
CL


lracut11

  • Member
  • Posts: 536
Reply 2 on: Jul 7, 2018
:D TYSM

aruss1303

  • Member
  • Posts: 314
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

The Murray Cod is Australia's largest wholly freshwater fish. The Murray Cod is Australia's largest wholly freshwater fish.
A test for iconic sensory memory A test for iconic sensory memory
Power-tower in Southern California, largest such facility in the world Power-tower in Southern California, largest such facility in the world
Memory: Navajo Paintings Memory: Navajo Paintings
Chi-Square Analysis of Mendel's Data Chi-Square Analysis of Mendel's Data
Students pointing at a computer screen Students pointing at a computer screen
Video: How does asthma work?And How do you treat asthma?

For a complete list of videos, visit our video library