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4 PapersWhich of the following statements is correct regarding Database Concepts? MCQ
• It is unrelated to Database Concepts.
• It is not defined in Database Concepts.
• It correctly describes a core concept of Database Concepts.
• It contradicts the principles of Database Concepts.
Information Technology (802) • Class 12
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Feb 14, 2026
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• It correctly describes a core concept of Database Concepts.
Explaination : This question is based on the topic 'Database Concepts' from the Class XII Information Technology (802) textbook.
Which of the following statements is correct regarding Relational Model Constraints? MCQ
• It is not defined in Relational Model Constraints.
• It contradicts the principles of Relational Model Constraints.
• It is unrelated to Relational Model Constraints.
• It correctly describes a core concept of Relational Model Constraints.
Information Technology (802) • Class 12
Uploaded by Admin
Feb 14, 2026
Show Answer
• It correctly describes a core concept of Relational Model Constraints.
Explaination : This question is based on the topic 'Relational Model Constraints' from the Class XII Information Technology (802) textbook.
Which of the following statements is correct regarding SQL Commands? MCQ
• It correctly describes a core concept of SQL Commands.
• It is unrelated to SQL Commands.
• It contradicts the principles of SQL Commands.
• It is not defined in SQL Commands.
Information Technology (802) • Class 12
Uploaded by Admin
Feb 14, 2026
Show Answer
• It correctly describes a core concept of SQL Commands.
Explaination : This question is based on the topic 'SQL Commands' from the Class XII Information Technology (802) textbook.
Which of the following statements is correct regarding Keys and Constraints? MCQ
• It contradicts the principles of Keys and Constraints.
• It correctly describes a core concept of Keys and Constraints.
• It is not defined in Keys and Constraints.
• It is unrelated to Keys and Constraints.
Information Technology (802) • Class 12
Uploaded by Admin
Feb 14, 2026
Show Answer
• It correctly describes a core concept of Keys and Constraints.
Explaination : This question is based on the topic 'Keys and Constraints' from the Class XII Information Technology (802) textbook.
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