In SQL, which operator is used to combine two conditions and returns true if both are true? MCQ with Answer and Explanation
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Question #1
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What is the full form of RDBMS?
Correct Answer: Option A
Explanation:
RDBMS stands for Relational Database Management System.
RDBMS stands for Relational Database Management System.
This question belongs to:
Computer
Database Management System (DBMS)
Question #2
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Which normal form addresses partial dependencies, i.e., non-prime attributes dependent on part of a composite primary key?
Correct Answer: Option B
Explanation:
Second Normal Form (2NF) eliminates partial dependencies by ensuring all non-key attributes are fully functionally dependent on the entire primary key.
Second Normal Form (2NF) eliminates partial dependencies by ensuring all non-key attributes are fully functionally dependent on the entire primary key.
This question belongs to:
Computer
Database Management System (DBMS)
Question #3
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Which of the following is a property of a well-designed database?
Correct Answer: Option C
Explanation:
Good database design aims to minimize redundancy, simplify maintenance, and provide efficient access.
Good database design aims to minimize redundancy, simplify maintenance, and provide efficient access.
This question belongs to:
Computer
Database Management System (DBMS)
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