Which Statement Best Describes Disk Cache

question 153

Multiple Choice

Which statement best describes disk cache?

• A)an enhanced read/write head that speeds up the revolutions per minute
• B)memory chips on a hard disk that store frequently accessed items
• C)bits added to the storage medium in order to have higher density
• D)a controller that receives a request for data

---

Definitions:

Money Supply

The total amount of monetary assets available within an economy at a specific time, including cash, coins, and balances held in checking and savings accounts.

Interest Rate

The cost of borrowing money expressed as a percentage of the amount borrowed, paid to the lender.

Short Run

A time period in economics during which at least one input is fixed while others can be varied to adjust the level of output.

Monetary Policy

Monetary policy involves the management of a nation's money supply and interest rates by the central bank to control inflation, stabilize currency, and achieve economic growth.