c191

A device controller informs a device driver it has completed an I/O operation using ________.

an interrupt

An interrupt is the mechanism a computer system uses for a device controller to inform the CPU about the change of status related to an I/O.

Embedded computers typically run on a ____ operating system.

real-time

Embedded systems typically have strict timing requirements that are supported by real-time operating systems where a task must be guaranteed to complete within a specific amount of time or the system will fail. To provide support for tasks that have specific timing requirements, real-time operating systems are usually designed much differently than general-purpose operating systems.

In a peer-to-peer system, no difference exists between a client and a server. All nodes are considered peers and may act as either a client or a server. (TRUE / FALSE)

TRUE

A ___ is a custom build of the Linux operating system.

distribution

Several distributions of the Linux operating system exist. Distributions are custom-built so the build of the operating system may vary.