Question # 1

----- gives OO the ability to handle essential

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Decentralization

Centralization

Decentralization and Centralization

Non of above

DFD Notation contains

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Data Store

Extenal Agents

Processes

All of the above

CRUD include following:-

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Create

Update

Read

All of above

The use of do while loops should be -------------

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Avoided

encouraged

practiced

non of them

A number of invisible execution paths can exist in simple code in a language that allows --------------

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exceptions

defects

errors

all of them

A system ------------- is the period in which tremendous pressure is on developers end to fix the problem and make the system running again

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Uptime

Downtime

Currentime

futuretime

The state transition diagram

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depicts relationships between data objects

depicts functions that transform the data flow

indicates how data are transformed by the system

indicates system reactions to external events

In software quality assurance work there is no difference between software verification and software validation

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True

False

None of above

The scope description establishes the ---------- between the system we are developing and everything else in the universe. Project planning

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Boundary

limitation

None of above

Following are some statements associated with data flow diagrams. Identify the correct statement from among them.

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DFDs are used to model complex interfaces.

DFDs are used to represent only functional processing, data stores and data movements between functions

DFDs depict only processes which can be decomposed

DFDs do not show external data sources and external data sinks

A decision table should be used________

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To document all conditional statements

To guide the development of the project management plan

Only when building an expert system

when a complex set of conditions and actions appears in a component

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