What does ACID stand for in database transactions? MCQ with Answer and Explanation

Question
What does ACID stand for in database transactions?
A. Atomicity, Consistency, Isolation, Durability
B. Accuracy, Control, Integrity, Data
C. Access, Create, Insert, Delete
D. All Correct Information Display
Answer: Option A
Solution (By JKSSB Mock Tests)
ACID properties ensure reliable transaction processing in DBMS.
This question belongs to: Computer Database Management System (DBMS)
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Question #1
What does ACID stand for in the context of database transactions?
A. Atomicity, Consistency, Isolation, Durability
B. Atomicity, Concurrency, Isolation, Durability
C. Atomicity, Consistency, Integrity, Durability
D. Atomicity, Consistency, Integrity, Data
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Correct Answer: Option A

Explanation:
ACID stands for Atomicity, Consistency, Isolation, and Durability, which are the key properties that guarantee reliable processing of database transactions.
This question belongs to: Computer Database Management System (DBMS)
Question #2
Which of the following describes a precompiled collection of SQL statements stored on the database server that can be executed repeatedly by name?
A. Trigger
B. Stored Procedure
C. View
D. Cursor
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Correct Answer: Option B

Explanation:
A Stored Procedure is a precompiled group of SQL statements and optional control-of-flow code stored in the database server, enhancing execution speed and security.
This question belongs to: Computer Database Management System (DBMS)
Question #3
Which type of integrity constraint ensures that a foreign key value must either match an existing primary key value in the parent table or be NULL?
A. Referential Integrity
B. Domain Integrity
C. Key Integrity
D. Entity Integrity
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Correct Answer: Option A

Explanation:
Referential Integrity ensures that relationships between tables remain consistent, requiring a foreign key to point to a valid existing row in the referenced table.
This question belongs to: Computer Database Management System (DBMS)
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