Question # 1

The____ is a group of attributes used to identify a single entity instance.

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Candidate key

Concatenated key

Alternate key

Primary key

Whole part or composition relationship represents.

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Aggregation

Inheritance

Polymorphism

Association

Which of the following represents a person or place of thing about which some information is gathered.

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Entity

Attribute

Data store

Data flow

__________ the symbol represents.

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Aggregation

Generalization

Dependency

Association

Which technique hides the internal implementation detail of an object from its external view.

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Incorporation

Polymorphic

Encapsulation

Persistence

Which of the following replicates the decision making process rather than manipulation of information.

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Management replication system

Management information system

Expert system

Decision support system

Which of the following focus on output and processing logic.

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Data models

Data oriented approach

system development approach

Information models

Implementation classes are classes that.

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Show implementations rules

Describe the user intrface

Describe the computer nodes

Identify the implemented files.

The four elements commonly found on a system request are.

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Economic, organizational technical and operational feasibility

Project sponsor business need requirement and business value

Risk analysis, familiarity project size and cost benefit analysis

Upgrades licensing fees repairs and charges.

In system design and development field what does spaghetti code mean.

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Programs witted in unstructured languages.

Well structured and weld documented code

Program code that has many GOTO statements.

Both b and c above

_______ design is a data flow based methodology

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Physical

Logical

Structure

Object oriented

Which cohesion determines the elements are all executed in the same time.

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Functional cohesion

Sequential cohesion

Temporal cohesion

Logical cohesion

Which UML diagram that has the oval framework of an activity diagram and interaction diagrams as activities.

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Composite structure diagram

Interaction overview diagram

Sequence diagram

Activity diagram

Which of the following is not a key information system components.

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Design stability

Data

Data flow

Processing logic

A set of classes that are specifically designed to be request in a wide variety of programs is referred to variety of programs is referred to as.

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Object frame work

Foundation classes

Interface classes

Methodology

Identify the following who presented the object modeling technique.

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Booch

Jim Rumbaugh ET AL

Jacobson ET AL

None of these

Each use case describes how the system reacts to a _____ that occurs to trigger the system.

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External entity

Data flow

Process

Event

The functionality of the system or what the information system will do is called the ______ of the system.

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Business need

Intangibles

Requirements

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use case driven analysis

Design

Prototyping

All of the above

_________ test the interaction among components as specified during the high level design phase of the system development life cycle.

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Driver testing

Integration testing

Unit testing

Module testing

Which of the following are not CASE facilities.

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Diagramming tools

Prototyping tools

Description tools

System analyzing tools

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PPSC Computer Science Chapter 22 Software Analysis & Designing Online Test MCQs With Answers

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