What is the difference between a database and a database management system? MCQ with Answer and Explanation
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Question #1
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What is a deadlock in a database?
Correct Answer: Option A
Explanation:
Deadlock occurs when each transaction holds a lock that the other needs, resulting in a circular .
Deadlock occurs when each transaction holds a lock that the other needs, resulting in a circular .
This question belongs to:
Computer
Database Management System (DBMS)
Question #2
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Which of the following is a characteristic of a DBMS?
Correct Answer: Option D
Explanation:
A DBMS provides features like data independence, reduced redundancy, security, and concurrent access.
A DBMS provides features like data independence, reduced redundancy, security, and concurrent access.
This question belongs to:
Computer
Database Management System (DBMS)
Question #3
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What is a foreign key constraint violation?
Correct Answer: Option D
Explanation:
Any action that breaks referential integrity, such as inserting an orphan record, deleting a referenced record, or updating a referenced key, will violate the foreign key constraint.
Any action that breaks referential integrity, such as inserting an orphan record, deleting a referenced record, or updating a referenced key, will violate the foreign key constraint.
This question belongs to:
Computer
Database Management System (DBMS)
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