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MCQ

Q.

A data model contains

A

data object

B

attributes

C

relationships

D

all of the mentioned

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MCQ

1.

The __________ enables the software engineer to develop models of the information domain and functional domain at the same time

A

data flow diagram

B

state transition diagram

C

control specification

D

activity diagram

Discussion

MCQ

2.

HIPO model was developed by?

A

Microsoft

B

AT&T Labs

C

IBM

D

Oracle

Discussion

MCQ

3.

Which diagram indicates the behaviour of the system as a consequence of external events ?

A

data flow diagram

B

state transition diagram

C

control specification diagram

D

workflow diagram

Discussion

MCQ

4.

The context diagram is also known as _____________.

A

Level-0 DFD

B

Level-1 DFD

C

Level-2 DFD

D

All of the above

Discussion

MCQ

5.

The __________ of a relationship is 0 if there is no explicit need for the relationship to occur or the relationship is optional.

A

modality

B

cardinality

C

entity

D

structured analysis

Discussion

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