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

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

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

NVQ 5 ICT Database Management Systems  (MCQ) set 3

Which of the following operation is used if we are interested in only certain columns of a table

Select one:

a. PROJECTION

b. UNION

c. JOIN

d. SELECTION

Not an example for the composite attribute

Select one:

a. Address of the employee

b. Department of the employee

c. Department located address of the employee

d. Name of the employee

Checking data for error before it is places in a database is called

Select one:

a. Data editing

b. Data warehousing

c. Data mining

d. Data Validation

NVQ level 5 ICT Database Management Systems 1 Final Examination (MCQ) Page 3