It uses primary keys and foreign keys as a means to provide efficient access to data and is supported directly in the database rather than maintained in the application code.
Explanation: Relational databases use an expressive query language, make efficient use of indexes within the database, ensure strong consistency, and fit well within an enterprise management system. Non-relational databases have a flexible data model, have high scalability, and performance, and have always-on global deployments.
Answer:
1.0
Explanation:
Priority Tag is to be mentioned in Sitemaps
Various priority values range from 0.1 to 1.0. The highest priority page has the priority value = 1.0, and the lowest priority page has a value of 0.0, and the priority value varies with the priority of the page. And these values are assigned to the priority tag in the sitemap. The sitemap, in fact, is the XML file through which we can set the priority of a webpage.
<em><u>true</u></em>
Explanation:
<em><u>because</u></em><em><u> </u></em><em><u>logical</u></em><em><u> </u></em><em><u>errors</u></em><em><u> </u></em><em><u>are</u></em><em><u> </u></em><em><u>made</u></em><em><u> </u></em><em><u>to</u></em><em><u> </u></em><em><u>be</u></em><em><u> </u></em><em><u>unexpected</u></em><em><u> </u></em><em><u>it</u></em><em><u> </u></em><em><u>was</u></em><em><u> </u></em><em><u>before</u></em>