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 29 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
Wow, this really help

tuate

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Medical assistant uses a laptop computer for bedside charting. Medical assistant uses a laptop computer for bedside charting.
Aquamatic pad and heating unit provide dry heat treatment to a patient’s arm. Aquamatic pad and heating unit provide dry heat treatment to a patient’s arm.
A vacuum-operated EGR valve. The vacuum to the EGR valve is computer controlled by the EGR valve ... A vacuum-operated EGR valve. The vacuum to the EGR valve is computer controlled by the EGR valve ...
The structures of the brain that have been shown to play a role in memory. Because it would have ... The structures of the brain that have been shown to play a role in memory. Because it would have ...
A model of the 70S ribosome based upon early structural data A model of the 70S ribosome based upon early structural data
If P(θ) = (√3 /2, -1/ 2), determine the coordinates of P (θ + 90 °) using the unit circle If P(θ) = (√3 /2, -1/ 2), determine the coordinates of P (θ + 90 °) using the unit circle
Video: Hormones and the menstrual cycle Animation

For a complete list of videos, visit our video library