Input/Output Device Interfaces | CompTIA Tech+ FC0-U71 | 2.5

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What is an RJ-45 connector used for?

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RJ-45 connectors are used with Ethernet cables to connect devices like computers, routers, and switches to wired networks.

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What types of cables are typically used with RJ-45 connectors?

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Cat5e, Cat6, or Cat6a cables, which provide data transfer speeds from 100 Mbps up to 10 Gbps.

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What is a Small Form-Factor Pluggable (SFP) connector?

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SFP is a hot-swappable interface used in fiber optic networking to connect network devices to fiber optic or copper cables.

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What are the advantages of fiber optic cables?

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Fiber optic cables use light to transmit data, making them ideal for long-distance communication and environments with electromagnetic interference.

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What is Bluetooth technology used for?

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Bluetooth is a short-range wireless technology used for connecting devices like smartphones, wireless keyboards, mice, and speakers.

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What is the range of Bluetooth technology?

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Approximately 30 feet (10 meters).

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What is Near-Field Communications (NFC)?

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NFC is a short-range wireless technology used for applications like contactless payments and data transfer between devices by tapping them together.

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What is the range of NFC technology?

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A few centimeters (4 cm).

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What is 802.11x (WiFi)?

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A family of WiFi standards providing high-speed wireless networking, including versions like 802.11n, 802.11ac, and 802.11ax (WiFi 6).

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What is a crimper used for in networking?

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A crimper is used to attach connectors, such as RJ-45 plugs, to the ends of network cables.