A ____ is a simple processor attached to a peer-to-peer bus that decides which devices must wait when multiple devices want to become a bus master.

Cost per unit decreases as an access method moves from serial to random to parallel.

A cache miss requires performing a(n) ____________________ to or from the storage device.

A storage device or medium is ____ if it can’t hold data reliably for long periods.

Current optical storage devices use a(n) ____________________ storage medium.

Read/write circuitry uses ____ data to compensate for minor variations in rotation speed and other factors that might disturb the precise timing needed for reliable reading and writing.

Block size is normally stated in bytes and is generally the same between storage devices, especially in a single storage device.

Devices attached to a system bus coordinate and synchronize their activities with a common ____.

Serial channels in buses are more reliable than parallel channels at very high speeds.

In the simplest sense, a(n) ____________________ is just a set of communication lines.