Introduction-to-IT Free Exam Questions & Answers (Updated 2026)

What is a component of IT infrastructure?

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Which IT role is responsible for installing new hardware and troubleshooting existing hardware?

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In which generafion of computers were vacuam tubes used as one of the hardware components?

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How does high - level programming language differ from low - level language?

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Why are businesses beginning to use big data?

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To integrate vast amounts of electronic data into analysis in order to gain insight for better decision making

To store enormous amounts of paper documents and electronic data in databases and data warehouses for future analysis

To connect a myriad of devices to the Internet and allow these devices to logically interact with one another

To collect large amounts of data from various sources, both external and internal, both paper and electronic

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WGU Introduction-to-IT Free Exam Questions (Updated 2026)