OMG-OCUP-200 Online Practice Questions and Answers

What must be true for a connector to be well formed if a delegation connector delegates to more than one target port?

A. The interfaces of the target ports must have no features in common.

B. The interface of each of the target ports must be signature compatible with the interface that is the type of the source port.

C. The union of the interfaces of the target ports must be signature compatible with the interface that is the type of the source port.

D. The interface of at least one of the target ports must be signature compatible with the interface that is the type of the source port.

What value should insertAt be set to when adding a new value to the end of a 5-element ordered structural feature using an AddStructuralFeatureValueAction?

A. -1

B. 0

C. any integer greater than 5

D. infinity

What elements can have variables in activity diagrams?

A. actions

B. activities

C. partitions

D. structured nodes

E. structured edges

In the exhibit, what is true about Mpar?

A. Every trace contains all three messages.

B. Sending p must always precede sending q.

C. Receiving p must always precede receiving q.

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

Assume !p denotes sending of p, ?p the reception of p. In the exhibit, what traces are valid? (Choose three)

A.

B.

C.

D.

E.

F.

What is the difference between a stereotype and a metaclass?

A. Stereotypes can be specialized, but metaclasses cannot be specialized.

B. Metaclasses can be specialized, but stereotypes cannot be specialized.

C. A metaclass is a limited kind of a stereotype that can only be used in conjunction with one of the stereotypes it limits.

D. A stereotype is a limited kind of a metaclass that can be only be used in conjunction with one of the metaclasses it extends.

E. A stereotype is a specialization of a metaclass that can be used by itself, whereas a metaclass must be used with a stereotype.

What does the lower bound of the multiplicity of a part in a structured classifier indicate? The minimum number of .

A. links that can be connected to that part

B. connectors that can be connected to that part

C. instances corresponding to that part that can exist when the classifier is instantiated

D. times that an instance corresponding to that part can be created during the lifetime of the structured classifier instance

What is NOT true of a CreateObjectAction?

A. classifier must be abstract

B. classifier cannot be abstract

C. output pin has multiplicity [1..1]

D. output pin has multiplicity [1..*]

E. type of the output pin is the classifier.

F. classifier cannot be an association class

What does a structured node contain? (Choose two)

A. edges

B. states

C. nodes

D. lifelines

E. classes

F. messages

Assume !x means sending message x and ?x means receiving message x. Which operator should replace the text "op" in the combined fragment such that is a valid trace.

A. alt

B. par

C. loop

D. rem

E. critical