Answer:
The correct answer for the given question is "ORACLE ".
Explanation:
ORACLE is an relational database management system oracle can store the interrelated data .Oracle database management system is used for online transaction etc .It is first company in Relational database management System.
SQL is an structural query language it is used to communicate with a database it is not relational database management system so this option is wrong.
Java and python are the programming language they are not relational database management system so this option is wrong.
So correct answer is "ORACLE "
:)holding the control and pressing home
Answer:
Collaborative filtering
Explanation:
This is one out of five on the Recommender system apart from most popular items, Association and Market Basket based Analysis, Content-based analysis, self and hybrid analysis where we use both content-based and collaborative based approach together. And the Recommender system is a very important topic in Data science. For this question, remember that Collaborative filtering focuses on user and various other user's choices which are mathematically alike to concerned users, and which we find with the study of a large data set. Thus, we can predict from our above study that what are going to be likes of concerned users, and at the item level, whether that item will be liked by the concerned user or not. And this is prediction, and we use this approach in Machine learning these days. For this question, and as mentioned in question the requirements, answer is Collaborative filtering.
