Intro to IT (WGU) - All Chapters Exam
Questions and Answers
Information Technology - Answer -a system comprising independent parts that work
together to advance an organization's goals & vision by increasing growth, profits, and
productivity.
3 Components of an IT System - Answer -Hardware, Software, and People.
IT - Answer -technology used to create, maintain, and make information accessible
using systems for information storage, retrieval, and exchange.
System - Answer -a collection of elements that interact to achieve a common goal.
Networks - Answer -support communication between the elements of an IT system.
Hard Disk - Answer -a disk on which information is saved and stored in the computer
even when it is not connected to a power supply.
Monitor - Answer -an output device that displays information in pictorial form, allowing
the user to interact with the computer interface and open programs, typically using a
keyboard and mouse.
Motherboard - Answer -one of the most essential parts of a computer system that holds
many of the crucial components of a computer, including connectors for input and
output devices.
Central Processing Unit (CPU) - Answer -a control center that converts data input to
information output and executes stored program instructions.
Random Access Memory (RAM) - Answer -the memory within a computer that holds the
running programs and data when the computer is in use.
Network Cables - Answer -connect and transfer data & information between computers.
Wifi Routers - Answer -transmit, receive, and decode information sent using radio
waves.
,Laser Printers - Answer -use a laser to form a pattern of electrostatically charged dots
on a light-sensitive drum, which attracts toner; the toner is transferred to a paper and is
fixed by a heating process.
Internet - Answer -resources available for the public.
Intranet - Answer -resources only available for users or systems of a specific
organization.
Extranet - Answer -makes resources available within an organization, but it also makes
that information available to other specific organizations or users, such as contracted,
third-party consultants.
Computing - Answer -any activity that uses a computer to manage, process, or share
information.
5 Most Commonly Recognized Computing Disciplines - Answer -Computer Engineering,
Computer Science, Software Engineering, Information Systems, Information
Technology.
Computer Engineering - Answer -focuses on the design of hardware systems and the
software that makes them work.
Computer Science - Answer -addresses the design and implementation of software with
an emphasis on developing effective ways to solve computing problems and creating
new ways to use computers.
Software Engineering - Answer -focuses on the development and maintenance of
reliable and efficient software systems.
Information Systems - Answer -integrate IT solutions meant to meet organizational
business goals.
Information Technology - Answer -focuses on the technology supporting information
systems in an organization rather than the information residing on the systems or being
communicated with them.
5 Key Roles in IT Industry - Answer -IT Administrator, IT Architect, IT Engineer, Help
Desk Professional, DevOps Professional.
System Administrator - Answer -responsible for providing technical support for hardware
and software issues end users encounter.
Network Administrator - Answer -responsible for designing, planning, setting up, and
maintaining an organization's network.
, Database Administrator - Answer -responsible for installing and configuring databases.
Security Administrator - Answer -responsible for installing, administering, and
troubleshooting network security issues.
Web Administrator - Answer -responsible for troubleshooting error messages
employees encounter when attempting to access their organization's website.
Cloud Architect - Answer -responsible for overseeing a company's cloud computing
systems.
Network Architect - Answer -responsible for designing networks and monitoring traffic.
Automation Architect - Answer -responsible for modernizing business processes and
developing reasons or rationales for or against a process being automated.
Cybersecurity Architect - Answer -responsible for designing, building, testing, and
implementing security systems within an organization's IT network.
Machine Learning Engineer - Answer -responsible for allowing an organization to take
full control of its data.
Software Engineer - Answer -design and develop software that makes hardware and
software systems work, including operating systems, database systems, and embedded
systems.
Network Engineer - Answer -set up, configure, maintain, and upgrade systems where
data resides and that support the exchange of information, including communication
systems and networks.
Cloud Engineer - Answer -use their technical and analytical skills to help companies
identify opportunities for migrating a part or all of their infrastructure to the cloud,
supporting the more efficient use of resources and improving IT operations.
Technial Support - Answer -supports, monitors, and maintains workplace technology
and responds to user requests for help.
Systems Analyst - Answer -investigate business problems and create information
systems to provide solutions.
Data Analyst - Answer -use statistical and other quantitative methods to gain insights
that support the organization's decision making.
Security Analyst - Answer -responsible for monitoring an organization's network security
breaches.