Write down the Data dictionary for the data item "Telephone Number".
Names: Telephone number
Aliases: none
Where to use /How to use: assess against set-up
Explanation
Telephone number = [local number| long distance number]
Local number = prefix + access number
Long distance number = 1 + area code + local number
Area code = [800 | 888 | 561]
Prefix = * a three digit number that never begins with 0 or 1*