1) Which of the following is a definition of a ‘flat file database’? a) A paper based version of a database b) A database file that has been compressed c) A database with one table only d) A database with at least 2 table only 2) One disadvantages of flat file databases.  a) databases are not designed to handle large amounts of data, so they can become slow and inefficient as the amount of data grows. b) slow in retrieving data c) Expensive to maintain 3) One disadvantages of flat file databases. a) Expensive to create b) Flat file databases do not have a defined structure, so data may be stored in an unorganized manner c) Data redundancy is reduced 4) Which of the following is a definition of a relational database? a) A database containing several tables, linked using primary and foreign keys b) A database that is linked to a website c) A database that is linked to another database 5) One advantage of a relational database a) Cheaper to build and maintain b) Easy to fix erroers c) No training is required to use it d) Relational databases support a wide variety of data types, including text, numbers, dates, and binary data, allowing for flexible 6) One advantage of a relational database (Choose 2) a) databases do not support the concept of relationships between data so easier to use b) databases provide robust security features c) Fast and efficient d) designed to store structured data, making it easy to organize, access, and query data

Flat File Vs Relational Databases

הדפסה
הטבעה

לוח תוצאות מובילות

סגנון חזותי

אפשרויות

החלף תבנית

האם לשחזר את הנתונים שנשמרו באופן אוטומטי: ?