Answer:
The answer is option A "SELECT city, temperature, condition FROM weather WHERE condition NOT IN ('sunny', 'cloudy')"
Explanation:
* SQL is a standard language for storing, controlling, manipulating and recovering information in databases. It represents Structured Query Language
* SQL can execute queries against a database, recover information from a data set, embed records in a database, update records in a database, erase records from a database, make new databases, make new tables in a data set, make put away systems in a data set, make views in a database, set authorizations on tables, techniques, and perspectives.
* The IN operator when used can allow you to specify multiple values in a WHERE clause.
The IN operator is an easy way for multiple OR conditions.
Answer:
Directory traversal
Explanation:
Directory traversal or path traversal is HTTP attack in which user can reach to the restricted directories and query them outside of www root directory. Web servers these days provide multiple type of security layers to avoid this type of attacks.