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 51 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?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

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?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

For a complete list of videos, visit our video library