Answer:
Charles Babbage was considered to be the father of computing after his concept, and then later the invention of the Analytical Engine in 1837. The Analytical Engine contained an ALU (arithmetic logic unit), basic flow control, and integrated memory; hailed as the first general-purpose computer concept.
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Explanation:
Both Primary Key and Candidate Key are the attributes that are used to access tuples from a table. These (Primary key and Candidate key) are also can be used to create a relationship between two tables.
- A Candidate Key can be any column or a combination of columns that can qualify as a unique key in the database. Each Candidate Key can qualify as a Primary Key.
- A Primary Key is a column or a combination of columns that uniquely identify a record. The primary key is a minimal super key, so there is one and only one primary key in any relationship.
<em> The main difference between them is that a primary key is unique but there can be many candidate keys. </em>
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When a machine says function suppressed after scanning a ticket, it implies that you have won some certain amount.
<h3>What is lottery wins?</h3>
This term connote that a person has a winning ticket in a lottery that is often owned by a government.
Note that if a winning ticket is scanned, the terminal often shows a message just for you and that suppress function implies that your the ticket has won something.
Learn more about lottery from
brainly.com/question/9216200
