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AQA · GCSE · Computer Science · Higher

Actor table field identifiers

Q18.4 1 mark

A relational database is being developed to store information about actors and the films they have performed in.

The database contains three tables: Film, Performance and Actor. Some of the contents of the tables are shown in Figure 8.

Figure 8
Figure 8

Figure 8

Enlarged question image

Figure 8

State the identifier of a field from the Actor table in Figure 8.

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Marking points

  1. 1 States one of ActorID, Firstname or Lastname.

Full-mark answer

ActorID

Why this answer loses marks

I copied a value from one row of the table.

The question asks for a field identifier from the target table, not a stored row value or a table name.