This topic contains a solution. Click here to go to the answer

Author Question: Match the following wildcards to their use: I. ? or _ II. or III. IV. charlist V. charlist ... (Read 38 times)

tingc95

  • Hero Member
  • *****
  • Posts: 556
Match the following wildcards to their use:
 
  I. ? or _
  II.  or
  III.
  IV. charlist
  V. charlist
 
  A. Any single character
  B. Any single character in a list
  C. Any single digit
  D. Zero or more characters
  E. Any single character not in a list

Question 2

What is a repeating group?
 
  What will be an ideal response?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

dudman123

  • Sr. Member
  • ****
  • Posts: 304
Answer to Question 1

A, D, C, B, E

Answer to Question 2

When multiple values exist for a single database attributeor field.





 

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

For a complete list of videos, visit our video library