Database Systems MCQs - Chapter 4
Database Design and ER Model Multiple Choice Questions (MCQs) PDF Download - 1
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The Multiple Choice Question (MCQ): In an E-R diagram, specialization is represented by a; "Database Design and ER Model" App Download (Free) with answers: Solid arrow-head; Hollow arrow-head; Dashed arrow-head; Double arrow-head; for computer science programs. Solve Database Users and Administrators Quiz Questions, download Google eBook (Free Sample) for information and communication technology.
Database Design and ER Model MCQs with Answers PDF Download: MCQ Quiz 1
In an E-R diagram, specialization is represented by a
- Hollow arrow-head
- Solid arrow-head
- Dashed arrow-head
- Double arrow-head
The relationship between the weak entity set and the identifying entity set's association is known as
- Owner relationship
- Existence relationship
- Dependency relationship
- Identifying relationship
Mapping cardinalities are useful in describing
- Unary relationships
- Binary relationships
- Composite relationships
- Simple relationships
A weak entity set can make participation in any relationship other than the
- Strong relationship
- Relational relationship
- Domain relationship
- Identifying relationship
The mapping cardinalities can be of type
- 2 types
- 3 types
- 4 types
- 5 types
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Database & MySQL MCQ with Answers
- Module of database management system which controls access to database stored on disk is considered as
- Kind of allocation in which file blocks contain pointer to next blocks of file is classified as
- If matching tuples are not found, kind of OUTER JOIN operation which keeps all tuples of first and second relation is classified as
- In data model schemas, constraints that are can not be expressed directly are classified as
- Types of database system utilities are