NVQ 5 ICT Database Management Systems (MCQ) set 6

NVQ level 5 ICT Database Management Systems 1 Final Examination (MCQ) Page 6

NVQ level 5 ICT Database Management Systems 1 Final Examination (MCQ)

NVQ 5 ICT Database Management Systems  (MCQ) set 6

Key to represent relationship between tables is called

Select one:

a. Primary key

b. Secondary Key

c. Foreign Key

d. None of these

The degree of a relation is the number of .............................

Select one:

a. tables

b. tuples

c. attributes

d. schemas

A weak entity type

Select one:

a. Must has total participation in an identify relationship

b. Does not have a key attribute

c. Both A and B

d. None of the above