Correct option is B
USB-A is the most common connector used for peripherals like mice and keyboards. It is a rectangular port widely found in desktops and laptops, supporting wired connections for input devices.
Important Key Points:
1.
USB-A Compatibility: Works with traditional wired mice and keyboards.
2.
Universal Design: Found in most computers, ensuring ease of use.
3.
Alternative Connectors: Modern devices may use wireless connections or USB-C.
4.
Data Transfer Capability: USB-A supports both data and power delivery.
5.
Legacy Connectors: Older systems used PS/2 ports for mice and keyboards.
Knowledge Booster:
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USB Versions: USB 2.0 (480 Mbps), USB 3.0 (5 Gbps), and USB 3.1 (10 Gbps) offer backward compatibility.
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PS/2 Port: An older round connector for peripherals, now largely replaced by USB.
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USB-B and Mini-USB: Typically used for printers and cameras.
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Future Trends: USB-C is gradually replacing USB-A due to its versatility and reversible design.