Answer: D) None of the above
Explanation: The subschema differs from the schema in that one denotes the appearance of data in the Database Base Management System (DBMS) while the subschema which is also referred to as the external schema is that subset of the schema is visible or relevant to the user. Thus, It is the view of the database which is visible to an application program. Virtual tables in a database usually represents an object structures like a table which is the result of running certain database commands or functions such as the create table, view, select and so on. Virtual tables are not stored directly in database files.
The loess hills are a formation of wind-deposited loess soil in the westernmost or Iowa and Missouri along the Missouri river
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Answer:
Some people in Quebec want to separate from CANADA because their heritage and culture make them a minority.
Explanation:
Quebec Sovereignty Movement was a political movement for the independence of Quebec from Canada.
It was first started in 1960's. The main reason behind it was that people believed that English Canadian domination of the confederation was the cause for economic difficulties of Quebic. However, in late 20th century, economics conditions of Quebic started to improve, and the sole motivation left behind the movement was the difference of culture and heritage, which made them a minority.
Answer:
true
Explanation:
One part of Istanbul lies in Europe and the other part lies in Asia. Istanbul's European part is separated from its Asian part by the Bosphorus strait
Answer:
The answer is limestone and corals.
Explanation:
The predominant rock layer south of Lake Okeechobee is composed of limestone created by corals.
