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Computational thinking

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Question 32

An ecological database tracks marine research at various reef locations. There is a one-to-many relationship between these tables:

tbl_ReefSites
ReefID
ReefName
Latitude
Longitude
tbl_SpeciesSightings
SightingID
SpeciesName
Count
ReefID
SightingTimestamp

To establish this relationship:

a.

Identify the common field name that must be used to link these two tables.

[1]
b.

State which of the two tables represents the 'many' side of this relationship.

[1]
Markscheme

Computational thinking Questions

  1. GCSE
  2. /Computer Science
  3. /Computational thinking

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