Software Modelling

A. Three
B. Four
C. Six
D. Nine

A. Level 1
B. Level 2
C. Level 3
D. Level 4

A. Behavioral Model
B. Context Model
C. Data Model
D. Structural Model

A. Deployment
B. Collaboration
C. State chart
D. All of the mentioned

A. Realization
B. Aggregation
C. Generalization
D. dependency