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Questions and Answers
What is included in the technology infrastructure of a Computer-Based Information System (CBIS)?
Which of the following describes hardware components in a Computer-Based Information System?
In the context of information systems, what is the main function of software?
What best defines a database in the context of information systems?
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Which of the following describes telecommunications in a Computer-Based Information System?
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What role do networks play in Information Systems?
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Which statement accurately depicts the relationship between databases and information retrieval?
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What characteristic defines software applications within a CBIS?
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Which element is NOT a fundamental aspect of technology infrastructure in a CBIS?
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Which function is primarily associated with telecommunications within Information Systems?
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What is an information system (IS)?
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What distinguishes information from data?
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Which component is NOT part of a system?
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What defines system effectiveness?
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What can lead to poor decision making in an organization?
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What does the term 'feedback' in systems refer to?
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Which of the following best describes 'knowledge'?
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How is efficiency measured in a system?
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What characteristic of valuable information is essential for decision-making?
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What is the primary goal of an information system in a business context?
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Study Notes
Information System
- An information system is a collection of components that collect, process, store, and disseminate information.
- Information systems provide feedback to meet a specified objective.
- Information systems can help businesses achieve their goals, increase revenue, and reduce costs.
Information Concepts
- Information is a valuable resource for organizations.
- Information uses data to provide meaning and context.
Data, Information, and Knowledge
- Data consists of unorganized facts, information is organized data that has value, and knowledge is the understanding and application of that information.
- Data can be transformed into information through processing.
- Processing includes calculations, sorting, filtering, and summarizing.
- Knowledge is the understanding and application of information, using it to make decisions and solve problems.
Characteristics of Valuable Information
- Accuracy: Information must be free from errors and inconsistencies.
- Completeness: Information should include all the relevant facts and details.
- Consistency: Information should be consistent with other data sources and with organizational standards.
- Timeliness: Information should be available when it is needed and up to date.
- Relevance: Information should be relevant to the task at hand and the needs of the user.
- Value: Information should be valuable and useful to the receiver.
- Accessibility: Information should be easily accessible to authorized users.
- Security: Information should be protected from unauthorized access, disclosure, modification, or destruction.
Inaccurate Information
- Inaccurate information can lead to costly mistakes for businesses.
- The cost of these mistakes can be significant, reaching thousands or even millions of dollars.
Data Characteristics
- The importance of specific data characteristics varies depending on the type of data required.
System Definition
- A system is a group of interconnected parts that work together to achieve a specific goal.
System Components
- Systems are comprised of inputs, processing mechanisms, outputs, and feedback loops.
System Performance Standards
- Efficiency measures the ratio of output to input, indicating how effectively resources are utilized.
- Effectiveness assesses how well a system achieves its objectives.
- System performance standards are specific goals for the system, outlining desired outcomes and levels of achievement.
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Description
This quiz covers key concepts of information systems, including their components, functions, and characteristics. Understand the distinctions between data, information, and knowledge, as well as the importance of accurate information in organizations. Test your knowledge on how information systems can help businesses achieve their objectives.
