Database Systems MCQs - Chapter 10
Formal Relational Query Languages Trivia Questions and Answers PDF - 12
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Formal Relational Query Languages Questions & Answers PDF Download: MCQ Quiz 12
MCQ 56: In the relational algebra, the basic expression category consists of
- 2 types
- 3 types
- 4 types
- 5 types
MCQ 57: The operation that takes both the left and right outer join operations, is known as
- Whole outer join
- Full outer join
- Natural outer join
- Combination outer join
MCQ 58: In a selection statement, the predicate appears as a subscript to
- epsilon
- zeta
- sigma
- delta
MCQ 59: Multisets collections follows the order in which the values appear is
- Relevant
- Integrated
- Not relevant
- Non Integrated
MCQ 60: The operation that permits to find tuples that are in one relation but not in another, is said to be
- Union
- Set difference
- Projection
- Selection
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- Set of values which specifies which values are to be assigned to
- Type of classes which specifies the operations and attributes but the corresponding
- Particular database and the set of related programs which helps in implementation
- Architecture of database in which the characteristics such as program insulations, multiple
- Type data abstraction which allows the conceptual representation of data in database
- If every functional dependency in set E is also in the closure
Formal Relational Query Languages MCQ Book Questions
- If the SQL query results in an error, the database system stores
- A collection of interrelated data and a collection of programs to access
- SQL uses the keyword UPDATE that means
- Construct that a recursive query should not use on the recursive view, is
- Preface that converts the DML statements to normal procedure calls in the
- Relational algebra operation that return rows of the input relation that satisfy