GK Question

technology easy mcq

Which port is commonly used for connecting a keyboard to a computer?

  1. HDMI
  2. USB
  3. VGA
  4. Ethernet

Answer: USB

USB (Universal Serial Bus) is the standard port for keyboards, mice, and most peripherals. Replaced legacy PS/2 ports. USB-C offers reversible connector and higher power/data transfer. Wireless keyboards use Bluetooth or RF dongles, but USB remains universal for wired connections.

Topic Computer Fundamentals
Exam Relevance All Government Exams
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