Database Systems MCQs – Practice Test 7 (Chapter 13)

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Introduction to DBMS Quiz – Practice Test 7 PDF Download

MCQ 31: The entity-relationship model is widely used in:

Database design
Database processing
Database implementation
Database direction

MCQ 32: Data is moved between disk storage and main memory as needed, because of the:

Efficiency
Storage space
Processing speed
Normalization

MCQ 33: A special character, can be used to delimit the different attributes of a record, such as:

Question mark
new-line character
curly braces
Comma

MCQ 34: A vast majority of current database systems are based on the:

Relational Model
Semi-structured data model
Object-based Data model
Entity relationship model

MCQ 35: The component that provides the interface between the low-level data stored and the application programs and queries submitted to the system, is known as:

Storage manager
Storage processor
Query processor
Query manager

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