DBMS-Enhanced Entity-Relationship (EER) Model Questions and Answers

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Q41
The mxed strategy database design approach starts with the identification of set of major entities and then spreading out.
  • A TRUE
  • B FALSE
Answer: Option B
Q42
The objective of developing a prototype of the system is to demonstrate the understanding of the user requirement and the functionality that will be provided in the proposed system.
  • A TRUE
  • B FALSE
Answer: Option A
Q43
The organised database structure gives advantage such as
  • A data redundancy
  • B data independence
  • C data security
  • D all of these
Answer: Option D
Q44
Structured system analysis and design (SSAD) is a software engineering approach to the specification, design. construction, testing and maintenance of software for
  • A maximizing the reliabiity and maintainability of the system
  • B reducing software life-cycle costs
  • C both (a) and (b)
  • D none of these
Answer: Option C
Q45
The database development life cycle (DDLC) is to meet strategic or operational inormation needs of an organisation and is a process of
  • A designing
  • B implementing
  • C maintaining
  • D all of these
Answer: Option D
Q46
The phisical database design is the process of
  • A deriving the physical structure of the database.
  • B creating a conceptual and external schemas for the high-level data model.
  • C analysing overall data requirements.
  • D none of these
Answer: Option A
Q47
Which of the following is the SDLC phase that starts after the software is released into use?
  • A integration and testing
  • B development
  • C maintenance
  • D none of these
Answer: Option C
Q48
SDLC stands for
  • A software development life cycle
  • B scientific design life cycle
  • C scientific design of linear characterstics
  • D structured distributed life cycle
Answer: Option A
Q49
DDL stands for
  • A distributed database life cycle
  • B database development life cycle
  • C direct digital line connectivity
  • D none of these
Answer: Option B
Q50
The logical database design is the process of
  • A deriving the physical structure of the database
  • B creating a conceptual and external schemas for the high-level data model.
  • C analysing overall data requirements.
  • D none of these.
Answer: Option B

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