conceptual database design

mcqspedia.com has 5 Question/Answers about Topic conceptual database design

Strategy in which resulting schema from integration of pairs of schemas are further integrated by pairing is classified as

Strategy in which resulting schema from integration of pairs of schemas are further integrated by pairing is classified as
  • A. mixed pairing strategy
  • B. schema pairing strategy
  • C. ternary balanced strategy
  • D. binary balanced strategy
  • Correct Answer: Option D

Strategy in which few high level entity types splitted into low level entity types is classified as

Strategy in which few high level entity types splitted into low level entity types is classified as
  • A. top down strategy
  • B. bottom up strategy
  • C. inside out strategy
  • D. mixed strategy
  • Correct Answer: Option A

Strategy in which schema with basic abstractions are added into other abstractions is classified as

Strategy in which schema with basic abstractions are added into other abstractions is classified as
  • A. top down strategy
  • B. bottom up strategy
  • C. inside out strategy
  • D. mixed strategy
  • Correct Answer: Option C

Concept in which same names are used by two different schemas to specify same idea is called

Concept in which same names are used by two different schemas to specify same idea is called
  • A. antonym
  • B. synonym
  • C. homonym
  • D. both b and c
  • Correct Answer: Option C

When two different schemas used a same name to describe schemas then this is called

When two different schemas used a same name to describe schemas then this is called
  • A. antonym
  • B. synonym
  • C. homonym
  • D. none of above
  • Correct Answer: Option B