The main requirement for primary storage is to be able to hold large quantities of data permanently

Optical Disks and magnetic Tapes are treated as ….

Primary Storage is bigger than Secondary Storage

Primary Storage is faster than Secondary Storage

Primary Storage is a volatile Storage

Secondary Storage is a volatile storage

… can be installed to improve access time or transfer rate

…. refers to the use of high-speed memory to hold a copy of recently-accessed data assuming that it will be needed again soon

….. ensures that an update to some data in a cache is reflected immediately in other caches containing a copy of that data.

A specific-purpose computer system consists of CPUs and multiple device controllers connected through a common bus

A …. computer system consists of CPUs and multiple device controllers connected through a common bus

Each device controller controls a specific type of device

A device controller has a local buffer storage and a set of registers

A device controller has a ….

The ….. is responsible for moving the data between the peripheral devices that it controls and its local buffer storage

The operating system provides …. that understands the ….. and provides a uniform interface to the device

….loads the registers within the …

… determines action to take based on registers

Device controller determines action to take based on …

…. transfers data between device and its local buffer

… generates an interrupt to inform the ….