DBMS QUIZ

Which of the following command is used to change data in table?

Rectangles in ER diagram represents?

Which of the following allows to uniquely identify a tuple?

What is information about data called?

How many levels of abstraction are there in architecture of database?

What does the term 'cardinality' refer to in the context of databases?

 The term "Data independence" refers to__

1. Which of the following refers to the number of tuples in a relation?

What is the purpose of an Entity-Relationship (ER) diagram?

1. Which one of the following is a type of Data Manipulation Command?

What is DBMS?

Which of the following is NOT a characteristic of a DBMS?

Which of the following is not an example of DBMS?

Select the definition of the correct key which is used to represent relation between two tables?

A relationship in an ER model that involves more than two entity types is known as:

 Primary key can be?

The term "SQL" stands for

In which of the following formats data is stored in the database management system?

Which type of data can be stored in the database?

1. Which of the following refers to the number of tuples in a relation?

The process of organizing data into tables and establishing relationships between them is known as:

Total view of a database is known as?

In an ER diagram, what do entities represent?

Which of the following is known as a set of entities of the same type that share same properties, or attributes?

An attribute that uniquely identifies each entity in an entity set is called a:

Which data structure is used in Hierarchical model records?

What is the full form of DBMS?

The uniqueness of each row in a database table is ensured by: