Database Management System (DBMS) Quiz Online Test Mcqs

The Database Management System (DBMS) is a software designed for handling the tasks like storage, recovery and update of data in a computer system. Some famous DBMS are Oracle, Sybase, Microsoft SQL Server and MySQL. Attempt the following quiz in order to learn more about its usage, benefits and important functions.

Database Management System (DBMS) Quiz Online Test Mcqs Questions with Answers Objective Type

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1. Which one of the following is a procedural language ?

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2. A domain is atomic if elements of the domain are considered to be ____________ units?

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3. Department (dept name, building, budget) and Employee (employee_id , name, dept name,salary)
Here the dept_name attribute appears in both the relations .Here using common attributes in relation schema is one way of relating ___________ relations?

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4. Data Manipulation Language enables users to?

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5. He term attribute refers to a ___________ of a table?

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6. A ________ in a table represents a relationship among a set of values?

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7. Using which language can a user request information from a database ?

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8. Which of the following is not an Schema?

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9. Which of the following in not a function of DBA?

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10. In an Entity-Relationship Diagram Rectangles represents?

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11. The term _______ is used to refer to a row?

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12. The_____ operation allows the combining of two relations by merging pairs of tuples, one from each relation, into a single tuple?

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13. Which of the following is not a level of data abstraction?

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14. Course(course_id,sec_id,semester)
Here the course_id,sec_id and semester are __________ and course is a _________ ?

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15. Student(ID, name, dept name, tot_cred)
In this query which attribute form the primary key?

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16. A relational database consists of a collection of?

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17. Which of the following is Database Language?

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18. A Database Management System (DBMS) is?

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19. Database __________ , which is the logical design of the database, and the database _______,which is a snapshot of the data in the database at a given instant in time?

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20. Which of the following is not a Storage Manager Component?

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21. Which of the following is a Data Model?

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22. The tuples of the relations can be of ________ order?

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23. For each attribute of a relation, there is a set of permitted values, called the ________ of that attribute?

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24. Disadvantages of File systems to store data is?

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Question 25 of 25

25. The result which operation contains all pairs of tuples from the two relations, regardless of whether their attribute values match?

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