Which of the following best defines a Database? MCQ with Answer and Explanation

Question
Which of the following best defines a Database?
A. Hardware used to store programs
B. A collection of related data organized for easy access
C. A single file containing text
D. Software for creating spreadsheets
Answer: Option B
Solution (By JKSSB Mock Tests)
A database is an organized collection of related data stored electronically for efficient retrieval and management.
This question belongs to: Computer Database Management System (DBMS)
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Practice More Database Management System (DBMS) Questions

Question #1
In an Entity-Relationship (ER) diagram, what geometric shape is used to represent an entity type?
A. Triangle
B. Rectangle
C. Ellipse
D. Diamond
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Correct Answer: Option B

Explanation:
In standard ER modeling notation, rectangles are used to represent entity sets or entity types.
This question belongs to: Computer Database Management System (DBMS)
Question #2
What is a data mart?
A. A query language
B. A type of database
C. A backup technique
D. A subset of a data warehouse focused on a specific business unit or function
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Correct Answer: Option D

Explanation:
A data mart is a specialized data warehouse for a specific department, team, or subject area.
This question belongs to: Computer Database Management System (DBMS)
Question #3
Which of the following is a DML statement?
A. UPDATE
B. DROP
C. ALTER
D. CREATE
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Correct Answer: Option A

Explanation:
UPDATE is a Data Manipulation Language (DML) command used to modify existing records in a table. CREATE, ALTER, DROP are DDL.
This question belongs to: Computer Database Management System (DBMS)
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