Software Refactoring Questions

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12.

When does one decides to re-engineer a product ?

A

when tools to support restructuring are disabled

B

when system crashes frequently

C

when hardware or software support becomes obsolete

D

subsystems of a larger system require few maintenance

Correct Answer: C

Re-engineering involves putting in the effort to make the system easier to maintain.

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13.

When does one decides to re-engineer a product ?

A

when tools to support restructuring are disabled

B

when system crashes frequently

C

when hardware or software support becomes obsolete

D

subsystems of a larger system require few maintenance

Correct Answer: C

Re-engineering involves putting in the effort to make the system easier to maintain.

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14.

Which of the following is not a business goal of re-engineering ?

A

Cost reduction

B

Time reduction

C

Maintainability

D

None of the mentioned

Correct Answer: D

No such goal is mentioned which is not a business goal, so option d is correct here.

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15.

Which of these benefits can be achieved when software is restructured?

A

Higher quality programs

B

Reduced maintenance effort

C

Software easier to test

D

All of the mentioned

Correct Answer: D

The answer is self explanatory.

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16.

Data re-engineering may be part of the process of migrating from a file-based system to a DBMS-based system or changing from one DBMS to another.

A

True

B

False

C

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Explanation : Data re-engineering involves analyzing and reorganizing the data structures in a program.

D

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Explanation : Data re-engineering involves analyzing and reorganizing the data structures in a program.

Correct Answer: A

Data re-engineering involves analyzing and reorganizing the data structures in a program.