Explanation:The storage media are classified by the speed with which data can be accessed, by the cost per unit of data to buy the medium, and by the medium’s reliability. 2. The _________ is the fastest and most costly form of storage, which is relatively small; its use is managed by the computer system hardware.
A. Cache
B. Disk
C. Main memory
D. Flash memory
Answer:A
Explanation:The storage media are classified by the speed with which data can be accessed, by the cost per unit of data to buy the medium, and by the medium’s reliability. 2. The _________ is the fastest and most costly form of storage, which is relatively small; its use is managed by the computer system hardware.
A. Cache B. Disk C. Main memory D. Flash memory
Explanation:Cache storage is easy to access because it is closer to the processor. 3. Which of the following stores several gigabytes of data but usually lost when power failure?