Database Systems MCQs - Chapter 4
Database Design and ER Model Multiple Choice Questions (MCQs) PDF Download - 9
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The Multiple Choice Question (MCQ Quiz): In E-R diagrams, discriminator of a weak entity is underlined with a; "Database Design and ER Model" App Download (Free) with answers ‘Solid line’, ‘Dashed line’, ‘Double line’ and ‘Double dashed line’ for software engineering degree programs. Solve Basic Structure of SQL Queries Quiz Questions, download Google eBook (Free Sample) for accelerated computer science degree online.
Database Design and ER Model Questions & Answers PDF Download: MCQ Quiz 9
MCQ 41: In E-R diagrams, the discriminator of a weak entity is underlined with a
- Dashed line
- Solid line
- Double line
- Double dashed line
MCQ 42: When an entity in set B, can be associated with at most one entity in set A, the defined cardinality is said to be of type
- Many-to-many
- One-to-one
- One-to-many
- All-to-all
MCQ 43: A weak entity set must be associated with another entity set, in order to be
- Executed
- Called
- Initiation
- Meaningful
MCQ 44: A class diagram is similar to an
- E-R diagram
- Use case diagram
- Activity diagram
- Implementation diagram
MCQ 45: The function that an entity plays in a relationship is called
- Entity's role
- Entity's participation
- Set relationship
- Set role
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Database Systems Practice Questions
Database & MySQL MCQ with Answers
- Hierarchical models and network models are considered as types of
- In a query tree, the operations of relational algebra are classified as
- Hashing technique which allocates fixed number of buckets is classified as
- Storage capacity of computer system is measured in
- In the data model schemas, the constraints that are can not be
- Operations which are used to enhance the power of expression of relational algebra includes
Database Design and ER Model MCQ Book Questions
- Address field of a person should not be part of the primary
- For the identification of the procedure, the name is used along with the
- All the usual SQL statements, operate in the context of schema, including the
- In the Linear search, an initial seek is required to access the file's
- A protocol that ensures the system will never enter a deadlock state is called
- Record-based models are so named because the database is structured in