CBSE Chapter 1

Question 1

The whole of an app syst may be reused either by incorporating it without chnge into other syst or by dev. app families.

Accepted Answer

Application system reuse

Question 2

Allows for multiple presentations of an object and separate interactions with these presentations.

Accepted Answer

Model-view-controller

Question 3

An abstract knowledge about a problem and its solution.

Accepted Answer

Design pattern

Question 4

Software reuse planning factors

Accepted Answer

The expected software lifetime, The criticality of the software and its NFRs, The application domain

Question 5

Components of an application from sub-systems to single objects may be reused

Accepted Answer

Component reuse

Question 6

Systems are designed by composing existing components that have been used in other systems.

Accepted Answer

Software reuse

Question 7

A set of applications with a common arch and shared components, with each app specialized to reflect different reqs.

Accepted Answer

Software product lines

Question 8

Benefit of Reuse

Accepted Answer

Reduced process risk, Standards compliance, Effective use of specialists

Question 9

Different versions of the application are created for customers with different requirements.

Accepted Answer

Functional specialization

Question 10

Different versions of the application are developed for different platforms. e.g. Mac OS, Linux, Windows.

Accepted Answer

Platform specialization

Question 11

Software system that can be adapted to the needs of different customers without changing the source code of the system.

Accepted Answer

COTS product reuse

Question 12

Problems with Reuse

Accepted Answer

Increased maintenance costs, Finding, understanding, and adapting reusable components, Not-invented-here syndrome

Question 13

Collections of abstract and concrete classes are adapted and extended to create application systems.

Accepted Answer

Application frameworks

Questions 13