Database Systems Practice Test 141
Database Design Quiz Questions and Answers PDF Download - 141
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The Database Design Quiz Questions and Answers PDF (Database Design Quiz with Answers PDF e-Book) download Ch. 13-141 to prepare Database Systems Practice Tests. Solve Introduction to DBMS MCQ with answers PDF, Database Design Multiple Choice Questions (MCQ Quiz) for online computer science and engineering. The Database Design Quiz App Download: Free learning app for additional basic operations, embedded sql, relational operations, modification of database, database design test prep for top computer science schools.
The Quiz: Among the undesirable property that a bad design may have, includes; "Database Design" App Download (Free) with answers: Inability to represent some information; Repetition of information; No integrity constraints; for online computer science and engineering. Learn Introduction to DBMS Questions and Answers, Apple eBook to download free sample for computer science degree programs.
Database Design Questions and Answers PDF Download: MCQ 141
Among the undesirable property that a bad design may have, includes
- Repetition of information
- Inability to represent some information
- No integrity constraints
- All of the Above
If the where clause is omitted, in which case
- All tuples are deleted
- All attribute are deleted
- Specified tuples are deleted
- Specified attributes are deleted
Operation that outputs pairs of rows from the two input relations that have the same value on all attributes that have the same name, is known as
- Natural join
- Union operation
- Selection
- Projection
A schema can be defined by the languages
- Data Modification language
- Data Definition language
- Data Declaration language
- Both A and B
SQL provides a way of renaming the attributes of a result relation, with the clause
- Renew
- Rename
- AS
- Modify
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Database Design Practice Tests
- Clause that permits a view definition to be used in multiple places within a query, is known to be
- Declaring an attribute to be of a particular domain acts as a
- Sorting in database systems is important because of major reasons of type
- Relations are also used for representation of
- Short form for all allowable privileges, is said to be