Computer Science · Operating Systems
In I/O hardware communication between a host and a controller, which of the following statements is true regarding handshaking?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The host sets the control bit when a command is available for the controller to execute.
- 2The host sets the command-ready bit when a command is available for the controller to execute.✓
- 3The host sets the status bit when a command is available for the controller to execute.
- 4The host sets the write bit when a command is available for the controller to execute.
Correct answer
The host sets the command-ready bit when a command is available for the controller to execute.
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