The extent of the new system
The limitations of the new system
What are two important things to consider when choosing a new system?
In computing this is an old method, technology, computer system, or application program, that may or may not be supported/available for purchase any more.
What is a legacy system?
Incompatible file formats
Data structure differences
Validation rules
Incomplete data transfers
International conventions on dates, currencies & character sets
What are some possible problems that may arise during data migration?
It helps with system implementation can happen faster because users require less training to learn how to use the new system.
What is user documentation important?
This includes earthquakes, floods, tsunamis, forest fires, hurricanes.
What are examples of natural disasters that can lead to data loss?
New systems might omit old features
Old systems might be faster in certain circumstances
From a technology perspective, it might lead to incompatibility issues
There might be data loss during migration
It might be expensive (either in terms of money or time)
What are some reasons why changing to a new system might be difficult?
A combination of two entities or more, especially companies, into one.
What is a merger?
As the same piece of software might have different versions, the data created in one version, might not be compatible with another version.
What are incompatible file formats?
Lowest cost – only materials needed, no teachers/buildings
Flexible timeline
Training tailored to exactly what users wants to learn
What are advantages of self instruction?
It is a malicious program that replicates itself and automatically spreads through a network or computer system.
What is a worm virus?
Prepare --> Plan --> Implement --> Embed/Integrate --> Evaluate/Analyze
What are the five steps in change management?
Issues of software integration
Language differences
Time zone differences
Workforce cultural differences
What are some compatibility issues across international borders?
Testing that takes place when the program is run.
What is dynamic testing?
They are useless if users have no internet connection.
Live support does not work quite well with users unfamiliar with computers when they have to explain their problem (“I clicked 'that' button and then something happened!”).
What are disadvantages of Online Support?
This is a condition created within a database or data storage technology in which the same piece of data is held in two separate places.
What are data redundancy?
Staff members’ understanding that a decision or change is necessary for your business to succeed, accepting that change, and staying engaged with the company’s efforts to meet its goals.
What is employee or staff buy-in?
When connecting hosted software with existing on-premise apps may encounter software integration headaches along the way.
Whenever sensitive company data and business processes are entrusted to a third-party service provider, issues such as identity and access management must be addressed.
Businesses must also take into account the government compliance regulations inherent to storing customer data in a remote data center, i.e. laws might be different in different countries.
What are some Drawbacks of SaaS?
Testing that is usually performed at developer's site by trusted internal employees.
What is alpha testing?
This type of training is useful to train large amounts of staff as it is effective and relatively cheap.
What is formal classes training?
Malicious activity may be a result of activities by employees or disgruntled worker of an organization.
What is the threat from within an organization?
Employee turnover and productivity
Processes and process management
Customer satisfaction
Leadership and staff structure and communication
Collaboration and Workplace culture
What are organizational issues to consider when considering to implement a new system?
There’s a reduction in staff workload. In-house IT workers are liberated from the tasks associated with on-premise hardware and software.
Because the IT infrastructure resides in the service provider’s data center, the organization can get back up and running immediately in the event of a service outage or more dramatic disruption.
What are some benefits of SaaS?
This is also known as functional testing.
What is black-box testing?
This is a person who can train or teach themselves.
What is an auto-didact?
This system is marked by its the constant capability to automatically and seamlessly switch to a highly reliable backup system.
What is a failover system?