Database Concept mcq computer science class 12, CUET mcq computer science, helpful for all competitive exams entrance exams and IT preparation Which of the following constraint ignores NULL value? a. UNIQUEb. FOREIGNc. CHECKd. All of above Show Answer b. FOREIGN Which is the correct difference between Primary key and Foreign key? a. A table can […]
This post contains Most Important MCQ for RDBMS Database Concept with answers. These RDBMS Database Concept MCQ are very helpful for all students learning RDBMS, SQL or preparing for CUET, GATE or any IT or Computer Science competitive. Which of the following constraint ignores NULL value? a. UNIQUEb. FOREIGNc. CHECKd. All of above Show Answer
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