Answer:
false, that shouldn't be a a priority to identify if they are or not.
Explanation:
Answer:
Explanation:
Duplicate tuples are not allowed in a relation because the specifications of the constraints of the regional integrity are violated, especially the main constraint that states that there can be no identical values for the attributes of two tuples at any database relation state.
Also, duplicate tuples are not allowed in a relation due to the fact that they lead to redundancy of the data base which in turn, slowing down the speed of the database when data processing such as inserting, querying, updating, deleting, etc are being performed.
A cryptocurrency is a digital asset designed to work as a medium of exchange that uses strong cryptography to secure financial transactions, control the creation of additional units, and verify the transfer of assets.
Answer:
name = re.search(r"^([\w \.-]), ([\w \.-])$", list_name)
Explanation:
Regular expression is used to simplify the mode in which items in a data structure are for. It uses wildcards as shortcuts.
The python module for regular expression is 're'. The import statement is used to get the module and the search() method of the module is used to get the one matching item while the findall() method is used to get a list of all the matching items in a data structure.
Typical System that is what cause the failure
