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These three elements—hardware, software and telecommunication systems—comprise the technology component of an information system.

The process sub-system

As discussed in [link] Chapter 7, a process is the set of steps employed to carry out a specific business or organizational activity. In other words, a process maps the set of actions that an individual, a group or an organization must enact in order to complete an activity. Consider the job of a grocery store manager and the process he engages in when restocking an inventory of goods for sale. The store manager must:

  • check the inventory of goods for sale and identify the needed items
  • call individual suppliers for quotations and possible delivery dates
  • compare prices and delivery dates quoted among several suppliers for the same goods
  • select one or more suppliers for each of the needed items based on the terms of the agreement (e.g. availability, quality, delivery)
  • call these suppliers and place the orders
  • receive the goods upon delivery, checking the accuracy and quality of the shipped items; pay the suppliers

Note that there are multiple viable processes that an organization can design to complete the same activity. In the case of the grocery store, the timing and form of payment can differ dramatically, from cash on delivery to direct transfer of the payment to the supplier’s bank account within three months of the purchase. The critical insight here is that the design of the process must fit with the other components of the information system and be adjusted when changes occur. It must also meet the unique needs of the organization. For example, imagine the grocery store manager purchasing a new software program that enables her to get quotations from all of the suppliers in the nearby regions and place orders online. Clearly the preceding process would need to change dramatically, and the store manager would need to be trained in the use of the new software program—in other words, changes would also affect the people component.

People

The people component of an information system encompasses all those individuals who are directly involved with the system. These people include the managers who define the goals of the system, and the users. The critical insight here is that the individuals involved in the information system come to it with a set of skills, attitudes, interests, biases and personal traits that need to be taken into account when the organization designs the information system. Very often, an information system fails because the users do not have enough skills, or have a negative attitude toward the system. Therefore, there should be enough training and time for users to get used to the new system.

For example, when implementing an automated payroll system, training on how to enter employees’ account information, how to correct wrong entries, and how to deposit the salaries into each account should be provided to the human resources staff. The benefits of the system should be communicated to both the human resources staff and the employees in order to build up positive attitudes towards the new system.

Structure

The structure (or organizational structure) component of information systems refers to the relationship among the individuals in the people component. Thus, it encompasses hierarchical and reporting structures, and reward systems. Many of these issues are discussed in [link] Chapter 5. The structure component plays a critical role in an information system, simply because systems often fail when they are resisted by their intended users. This can happen because individuals feel threatened by the new work system, or because of inherent human resistance to change. When designing a new information system the organization needs to be cognizant of the current and future reward system in order to create incentives to secure its success.

Relationships between the four components

At this point it should be clear how information systems, while enabled by IS, are not synonymous with IS. Each of the four components discussed above can undermine the success of an information system—the best software application will yield little result if users reject it and fail to adopt it. More subtly, the four components of information systems must work together for the systems to perform. Thus, when the organization decides to bring in a new technology to support its operation, the design team must adjust the existing processes or develop new ones. The people involved must be trained to make sure that they can carry out the processes. If the skills of these individuals are such that they can’t perform the required tasks or be trained to do so, a different set of individuals need to be brought in to work with the system. Finally, the design team must evaluate whether the organizational structure needs to be modified as well. New positions may need to be created for additional responsibilities, and old jobs may need to be eliminated. The transition from the old way of doing things to the new system needs to be managed, ensuring that appropriate incentives and a reward structure is put in place.

Some practical advice for start-ups

  • Don’t invest in IS solutions unless until you can see that they will provide you with real benefits. They will require an investment of valuable time and money that you could perhaps use more effectively in other areas of your business.
  • Installing IS systems often take longer and cost more than originally estimated. You should have some IS skills available to help you get over the rough spots.
  • Remember that it is usually a mistake to be one of the first to use a new technology. It can be risky, and it is even more important that you have access to personnel with strong IS skills.

At the same time, it can be a mistake to wait too long to gain business benefits from carefully chosen IS applications, particularly if your competition is taking advantage of IS for efficiency, effectiveness, and innovation.

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Source:  OpenStax, Business fundamentals. OpenStax CNX. Oct 08, 2010 Download for free at http://cnx.org/content/col11227/1.4
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