Answer:
View Base tables: Virtual table based on a SELECT query
CREATE VIEW statement: Data definition command that stores the query specification in the data dictionary
DROP VIEW statement: Data definition command that removes the query specification in the data dictionary
Explanation:
Views are virtual tables, which can be created by select queries using the real database tables.
Creating and dropping views can be done by the CREATE VIEW and DROP VIEW statements.
<u>CREATE VIEW syntax:</u>
CREATE VIEW view_name AS
SELECT column1, column2, ...
FROM table_name
WHERE condition;
<u>DROP VIEW syntax:</u>
DROP VIEW view_name;
Answer:
CPU is considered as the brain of the computer. CPU performs all types of data processing operations. It stores data, intermediate results, and instructions (program). It controls the operation of all parts of the computer
Answer:
There are usually three stages to writing a program: Coding. Compiling. Debugging.
See it's option C because 3-D visualising means creating graphical content in computers now if we are creating it in computer means we are working with software so option C is correct there.
The answer is a network layer. It prevents saturation since it manages and distributes data. It serves as a control to all other networks that receives data. The main function is to create, end or reserve connections by identifying and recognizing IP addresses of connected networks.
