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A. 0

B. 4

C. 1

D. 2

E. 3

A. hides the internals of that classifier from other classifiers

B. serves as an end point for connectors

C. specifies an association to the classifier

D. provides a distinct point of interaction between the classifier and its environment

A. Every trace contains all three messages.

B. Receiving p must always precede receiving q.

C. Sending p must always precede sending q.

D. There are legal traces that do not contain message q.

A. Requests for behavioral features of interface F through ports p1 and p2 will always result in the same behavior.

B. The diagram is not valid.

C. Requests for behavioral features of interface F through ports p1 and p2 can be distinguished.

D. The two F interfaces must come from different packages.

A. messages

B. nodes

C. states

D. lifelines

E. classes

F. edges

A. 0

B. 4

C. 1

D. 2

E. 3

A. The same connectable element may be bound to multiple roles in a single collaboration occurrence.

B. A role binding is an association.

C. The same object may play roles in multiple collaborations.

D. A role binding maps a connectable element to a role in a collaboration occurrence.

E. A role typed by an interface specifies a set of features required by a participant in a collaboration.

A. reification

B. dependency

C. generalization

D. association

A. No traces of MOpt include both messages p and q.

B. All traces of MOpt include message q.

C. Receiving p will come before sending q.

D. All traces of MOpt include message p.

A. attributes, but not operations

B. operations, but not attributes

C. neither attributes nor operations

D. attributes and operations

A. AddVariableValueAction

B. SetVariableAction

C. ReadVariableAction

D. ClearVariableAction

E. RemoveVariableValueAction

A. should not refer to any dynamic variables, i.e., to attributes of the lifelines

B. must always cover all lifelines covered by the operand

C. must cover the same lifelines on all interaction operands within one combined fragment

D. must only cover one lifeline, namely the one lifeline having the first event occurrence of the interaction operand

A. buyer instance name is missing.

B. Link name should be underlined.

C. Link should be shown with a dashed line.

D. Types of the buyer and seller parts are missing.

E. Sale instance name is missing.

A. continuous

B. continuous or discrete

C. discrete

D. software based

A. a transition that will not execute the exit and entry actions of the state but only those of its substates

B. a transition that cannot be triggered if no substate is active

C. any transition that occurs only in that state

D. equivalent to an internal transition