43) E-R model uses this symbol to represent weak entity set
Answer is:
Doubly outlined rectangle
Related Databases MCQ with Answers
Answer is:
both (a) and (b)
Explanation:
DBMS is used to hold and manage the information. It is a type of software that is also called a Database management system. This is used to manage the data and holds the data which can be used for future objectives.
It helps to achieve data independence with the help of removing duplicate data.
It also helps to control the data which is achieved after the storage of data.