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 8 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?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

For a complete list of videos, visit our video library