Consider the following statements:
Statement I: Composite attributes cannot be divided into smaller subparts.
Statement II: Complex attribute is formed by nesting composite attributes and multi- valued attributes in an arbitrary way.
Statement III: A derived attribute is an attribute whose values are computed from other attribute.
Which of the following is correct?
1
Statement I, Statement II and Statement III are true
2
Statement I true and Statement II, Statement III false
3
Statement I, Statement II true and Statement III false
4
Statement I false and Statement II, Statement III true