Free 1Z0-071 Relational Database Concepts Questions and Answers
What is the primary key in a relational database table?
Correct!
Wrong!
The primary key is a unique identifier for each row in a table. It ensures that no two rows have the same value in the primary key column(s).
What is a foreign key in a relational database?
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Wrong!
A foreign key is a column or set of columns in one table that refers to the primary key in another table. It establishes a link between the two tables.
Which of the following is true about relational databases?
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Wrong!
Relational databases use tables to store data, where each table is made up of rows and columns. Relationships between data entities are a fundamental part of the relational model.
Which three are true about the CREATE TABLE command?
Please select 3 correct answers
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Which of the following best describes a relational database?
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A relational database organizes data into tables, where each table consists of rows and columns. This model uses relationships between tables to manage and retrieve data efficiently.