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201-450 · Question #185

What command can be used to configure the baud rate on a serial port?

The correct answer is A. setserial. setserial (option A) is the correct Linux command for configuring serial port parameters, including baud rate, IRQ, and I/O address - it directly interfaces with the kernel's serial driver to set or display these settings. The distractors are all fabricated: serialconfig (B)…

Filesystem and Devices

Question

What command can be used to configure the baud rate on a serial port?

Options

  • Asetserial
  • Bserialconfig
  • Cttyconfig
  • Dsetty
  • Eserialmode

How the community answered

(15 responses)
  • A
    73% (11)
  • B
    7% (1)
  • C
    13% (2)
  • E
    7% (1)

Explanation

setserial (option A) is the correct Linux command for configuring serial port parameters, including baud rate, IRQ, and I/O address - it directly interfaces with the kernel's serial driver to set or display these settings.

The distractors are all fabricated: serialconfig (B), ttyconfig (C), setty (D), and serialmode (E) are not real Linux commands. They're plausible-sounding combinations of relevant terms ("serial," "tty," "baud") designed to test whether you know the actual tool.

Memory tip: Think of setserial as "set + serial" - you're setting properties of a serial port. The pattern matches other Linux configuration commands like setfont or setxkbmap, where the verb "set" prefixes the thing being configured.

Topics

#serial port#baud rate#setserial#hardware configuration

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