Author Question: Many databases contain a large amount of data. ________ are created and used to increase ... (Read 25 times)

Destiiny22

  • Hero Member
  • *****
  • Posts: 557
Many databases contain a large amount of data. ________ are created and used to increase performance.
 
  A) Input masks
  B) Indexes
  C) Validation rules
  D) Captions

Question 2

Which of the following will NOT calculate the same answer for (Sum(Fee)0.38)?
 
  A) Sum(Fee(1-.38))
  B) Sum(Fee.62)
  C) Sum(Fee1.00-0.38)
  D) Sum(Fee1.62)



cegalasso

  • Sr. Member
  • ****
  • Posts: 295
Answer to Question 1

B

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

For a complete list of videos, visit our video library