NVQ level 5 ICT Database Management Systems 1 Final Examination (MCQ) Page 4

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

NVQ 5 ICT Database Management Systems  (MCQ) set 4

Minimal super key is the

Select one:

a. Primary key

b. Foreign key

c. Golden key

d. Composite key

If a student owns one PC and that PC has two speakers, the relationship between the PC and the speakers is a _________________________ relationship

Select one:

a. 1:N

b. 1:1

c. M:N

d. None of them

In E-R diagram "is a" relationship  is represented by

Select one:

a. Rectangle

b. Triangle

c. Ellipse

d. Dashed ellipse