What is the difference between a DBMS and an RDBMS?
A. There is no difference
B. DBMS supports only flat files; RDBMS supports relational tables
C. DBMS is a subset of RDBMS
D. DBMS does not support relationships; RDBMS does
Answer: Option D
Solution (By JKSSB Mock Tests)
RDBMS is a type of DBMS that organizes data in tables with relationships, enforcing referential integrity using primary and foreign keys, while a DBMS may not support such relationships.
Explanation:
Atomicity follows the 'all-or-nothing' rule, ensuring that a transaction is either fully committed or completely rolled back if an error occurs.
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