Software Engineering (10th Edition)
Software Engineering (10th Edition)
10th Edition
ISBN: 9780133943030
Author: Ian Sommerville
Publisher: PEARSON
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Chapter 12, Problem 12.4E

Explanation of Solution

Description of hazards:

  • Hazard 1: Leakage of radiation
    • The sensor used in the system must detect the leakage of the radiation.
    • It rings an alarm with the occurrence of the leakage.
    • Hence, the doctors get the notifications and altered.
  • Hazard 2: Misuse of the information from the database
    • The involvement of the unauthorized user modifies the actual information.
    • This may lead to wrong treatment...

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In a construction company, a new system has been in place for a few months and now there is a list of possible changes/updates that need to be done. For each of the changes/updates, specify what type of maintenance needs to be done: (a) corrective, (b) adaptive, and (c) perfective. An error in the size of one of the fields has been identified and it needs to be updated status field needs to be changed. The company is expanding into a new type of service and this will require enhancing the system with a new set of tables to support this new service and integrate it with the existing data. The company has to comply with some government regulations. To do this, will require adding a couple of fields to the existing system tables.
Explain in details each of the following importance of continuous event simulation. (a) Risk-free environment: (b) increased accuracy (c) Visualisation: (d) Save money and time
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