Database Systems Practice Test 362
Integrity Constraints MCQs (Multiple Choice Questions) PDF Download - 362
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The Integrity Constraints Multiple Choice Questions (MCQ) with Answers PDF (Integrity Constraints MCQs PDF e-Book) download Ch. 21-362 to solve Database Systems Practice Tests. Study SQL Concepts and Queries quiz answers PDF, Integrity Constraints Multiple Choice Questions (MCQ Quiz) for online software engineering classes. The Integrity Constraints MCQs App Download: Free educational app for constraints in dbms, selection operation in dbms, basic structure of sql queries, specialty databases, integrity constraints test prep for master's degree in computer science.
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Integrity Constraints MCQ with Answers PDF Download: Quiz 362
The constraint specification would be checked at the end of a transaction, and at
- Initially
- Not at Immediate steps
- Before transaction's start
- Meanwhile transaction
The data models in which the individual data items of same type may have different sets of attributes, is known as
- Object-based Data model
- Semi-structured data model
- Entity relationship data model
- Relational data model
The operational form of writing the clauses are
- from, then select, and then where
- Select, then from, and then where
- Select, then where, and then from
- from, then where, and then select
The A2 search algorithm does an
- Equality comparison
- Inequality comparison
- No comparison
- Nonkey comparison
When an entity in B, can be associated with any number of entities in A, the cardinality is said to be of type
- One-to-one
- One-to-many
- Many-to-one
- Many-to-many
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- Special character _ is used to match any
- Clause that is used to list attributes desired in result of a query.
- If transaction abortion was result of some hardware or software error, transaction is
- Entity-relationship (E-R) data model specifies
- At result of left outer join, present information is from