Knowledge space

Technology

Plain explanations of the technology terms, formats, and specs people run into every day.

Articles: 5
Subjects: 3

01

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Comparison · Technology

2.4 GHz vs 5 GHz Wi-Fi: Which Band Should You Use?

2.4 GHz usually favors reach and compatibility; 5 GHz usually offers more nearby capacity. Placement and congestion decide the useful choice.

2 sources · updated 14 Aug 2026

What is · Technology
What Is Wi-Fi?

Subject 01

Internet & Networking

How home internet and networking actually works.

ComparisonWi-Fi vs Internet: What Is the Difference?3 sources · updated 14 Aug 2026

Subject 02

Displays

Screens, resolution, and refresh rate.

What isWhat Is Refresh Rate?1 source · updated 14 Aug 2026

Subject 03

Files & Formats

File formats, containers, and what they're for.

ComparisonJPEG vs PNG: Which Image Format Should You Use?2 sources · updated 14 Aug 2026