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:
B. Can't stop things from doing wrong.
Explanation:
Life is never for certain there are so many unpredictable things that can happen like at one moment you are turning onto the street and you get into a car accident you didn't plan for that to happen. Anything can happen on a day to day basis that's why something can go wrong and all your plans won't work anymore.
Lead Sheets, Plates, Slabs, & Foils.
Lead Shot
If you have purchased a printer that has the capability to print in duplex mode so that users can print on both sides of a sheet of paper. However, when users try to use this capability when they send a print job, documents are still printed on only one side. Then there might be a problem with (d) THE DUPLEX MODE NEEDS TO BE ENABLED ON THE DEVICE SETTINGS TAB IN THE PRINTER'S PROPERTIES.
Explanation:
- If the duplex mode isn't enable on the printer setting, then the printer is still going to read that the output should come in a single page and not in the duplex mode.
- When facing such a problem, the user should go to the "Device Settings" tab in the printer properties and change the required settings to print according to the users needs.