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ISA 235 Exam 2 Review Question and answers verified to pass ISA 235 Exam 2 Review ~ Chapter 5 ~ What is the difference between a disaster recovery plan and a business continuity plan? - correct answer Disaster Recovery Plan - A detailed process for recovering information or a system in th...

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  • November 8, 2024
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  • 2024/2025
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ISA 235 Exam 2 Review
~ Chapter 5 ~


What is the difference between a disaster recovery plan and a business
continuity plan? - correct answer ✔Disaster Recovery Plan - A detailed
process for recovering information or a system in the event of a catastrophic
disaster. - Typically focus on systems and data, ignoring cross-functional and
intraorganizational business processes that can be destroyed during an
emergency.


1. This plan includes such factors as which files and systems need to have
backups and their corresponding frequency and methods along with strategic
location of the storage in a separate physical site that is geographically
dispersed.


2. Also foresees the possibility that not only the computer equipment but also
the building where employees work may be destroyed.


Business Continuity Planning (BCP) - details how a company recovers and
restores critical business operations and systems after a disaster or extended
disruption.


1. Includes factors as identifying critical systems, business processes,
departments, and the maximum amount of time the business can continue to
operate without functioning systems.


2. BCP contains disaster recovery plans along with many additional plans,
including prioritizing business impact analysis, emergency notification plans,
and technology recovery strategies.

,What are the three forms of MIS infrastructures and what do they support? -
correct answer ✔Information MIS Infrastructure
- supports operations


Agile MIS Infrastructure
- supports change


Sustainable MIS Infrastructure
- supports sustainability


List the characteristics of an agile MIS infrastructure (the "-illities") and explain
why they are all critical for supporting change. - correct answer ✔Agile MIS
Infrastructure - includes the hardware, software, and telecommunications
equipment that, when combined, provides the underlying foundation to
support the organization's goals.


Accessibility - refers to the varying levels that define what a user can access,
view, or perform when operating a system.


Availability - refers to the time frame when the system is operational.


Maintainability (Flexibility) - refers to how quickly a system can transform to
support environmental changes.


Portability - refers to the ability of an application to operate on different
devices or software platforms, such as different operating systems.


Reliability (Accuracy) - ensures a system is functioning correctly and providing
accurate information.

, Scalability - describes how well a system can scale up, or adapt to the
increased demands of growth.


Usability - is the degree to which a system is easy to learn and efficient and
satisfying to use.


Explain what capacity planning is and how it can help a business prepare for
growth. - correct answer ✔Capacity Planning - determines future
environmental infrastructure requirements to ensure high-quality system
performance.


- Planning for increases in capacity can ensure systems perform as expected.


-Web 2.0 is a big driver for this to ensure agile infrastructures can meet the
business's operational needs.


Explain the difference between fault tolerance and failover. - correct answer
✔Fault Tolerance - is the ability for a system to respond to unexpected
failures or system crashes as the backup system immediately and
automatically takes over with no loss of service.


- Enables a business to support continuous business operations if there is a
power failure or flood.


- Expensive form of backup


Failover - a specific type of fault tolerance, occurs when a redundant storage
server offers an exact replica of the real-time data, and if the primary server

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