Which of the following is a characteristic of a DBMS? MCQ with Answer and Explanation

Question
Which of the following is a characteristic of a DBMS?
A. Data independence
B. Security and access control
C. Data redundancy control
D. All of the above
Answer: Option D
Solution (By JKSSB Mock Tests)
A DBMS provides features like data independence, reduced redundancy, security, and concurrent access.
This question belongs to: Computer Database Management System (DBMS)
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Practice More Database Management System (DBMS) Questions

Question #1
Which database structure is created to drastically speed up the retrieval of rows from a table at the expense of slower data updates?
A. Constraint
B. Index
C. Schema
D. View
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Correct Answer: Option B

Explanation:
An Index is a performance optimization structure created on table columns to search and locate matching rows quickly without performing a full table scan.
This question belongs to: Computer Database Management System (DBMS)
Question #2
Which of the following best defines a Database?
A. Software for creating spreadsheets
B. A single file containing text
C. Hardware used to store programs
D. A collection of related data organized for easy access
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Correct Answer: Option D

Explanation:
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)
Question #3
In relational database terminology, a row in a table is precisely called a what?
A. Tuple
B. Relation
C. Field
D. Attribute
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Correct Answer: Option A

Explanation:
A single row or record in a relational database table is formally called a tuple.
This question belongs to: Computer Database Management System (DBMS)
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