Free 1Z0-071 Relational Database Concepts Questions and Answers
Which of the following best describes a relational database?
Correct!
Wrong!
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.
Which three are true about the CREATE TABLE command?
Please select 3 correct answers
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Wrong!
What is the primary key in a relational database table?
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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?
Correct!
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?
Correct!
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.