WGU C182 Introduction to IT Exam Questions And Answers

WGU C182 Introduction to IT Exam Questions And Answers Information Technology - ANSWER The technology used in creating, maintaining, and making information accessible. IT Professional Roles - ANSWER Administration and Support System Administrator - ANSWER Maintains all aspects of the system including hardware, software, and programming. Network Administrator - ANSWER In charge of all aspects of the computer network Database Administrator - ANSWER Focuses on the design, development, and support of database management systems (DBMSs). Security Administrator - ANSWER Installs, configures, and administers firewall security to protect systems and proactively work to stop intrusions. Web Administrator - ANSWER Installs, configures, maintains, secures, and troubleshoots web severs. Support IT Professionals - ANSWER Help desk and training. Information - ANSWER Processed data. DIKW Hierarchy - ANSWER Defines the transition of data to information from knowledge to wisdom. (Data Information Knowledge Wisdom) Data in DIKW - ANSWER The input directly received by the user (or computer). It is generally not usable until it has been converted into a relevant form. Information in DIKW - ANSWER Having been inferred from data; one or more processes have been applied to the data to transform it into a more useful form. Knowledge in DIKW - ANSWER Information that has been put to use; information placed into a context. Refined information such that the user of the knowledge is able to call forth only relevant portions of information when needed. Wisdom in DIKW - ANSWER Provides a social setting to knowledge; an understanding of the "why". Can only come by having both knowledge and experience. Information Systems - ANSWER A collection of data and information used to support the management of an organization. Also refers to the technical components and human resources that enable the assembly, storage, and processing of data and the delivery of information. This has existed for a lot longer than computers. Characteristics of Quality Data - ANSWER Relevance - the data being used must apply directly to the decision being made Timely - data must be efficient and must be provided in a timely manner Thorough - the data must be complete Accurate - data should be captured only once, where possible and should be captured as close to the point of activity as possible. Reliable - data should reflect stable and consistent data collection processes across collections points and over time IPOS - ANSWER The Input-Procession-Output-Storage Cycle Input - ANSWER Raw data is entered by the user. Processing - ANSWER Raw data is organized or structured for usefulness. Output - ANSWER Information is output so user can see results. Storage - ANSWER Processed information is stored for permanent record. Computer System - ANSWER A collection of components that work together to meet the needs of the user; typically categorized as either hardware, software, networks, or users.