Q1

In designing of software, functional requirements are specified with help of _____:

Group of answer choices

Dataflow diagram

All of the above

Scenarios

Sequence diagrams

Q2

The attributes of a semantic object are known as semantic object attributes.

Group of answer choices

True

False

Q3

A schema is:

Group of answer choices

a diagram of the database

the design of the database

all the above

the users' view of the data

Q4

Business rules

Group of answer choices

all the above

maybe enforced by application programs

maybe enforced by the DBMS

are not part of an E-R diagram