HardwareCâu 19 / 100
Which connector standard is commonly used for internal case front-panel USB 3.x headers?
a.3.5mm TRS
b.RJ45
c.19/20-pin USB 3.0 header
d.PS/2 mini-DIN
Giải thích
Front-panel USB 3.x ports connect to the motherboard through a keyed 19/20-pin internal header. RJ45 is for Ethernet, 3.5mm is audio, and PS/2 is a legacy input connector.
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