1.Which of the following measures the amount of time required by the storage dev

1.Which of the following measures the amount of time required by the storage device to retrieve data and programs? 1. Nonvolatile media2. Capacity3. Access speed4. RAM2.Three ways to improve the performance of a hard disk include1. disk caching RAID and file expansion.2. file compression disk caching and file encryption. 3. disk caching RAID and file compression.4. RAID file compression and disk expansion.3.The standard for high definition optical discs is1. DVD-RAM.2. HD DVD.3. Blu-ray.4. HD CD.4.The ____ indicates how much data a particular storage medium can hold.1. access 2. capacity3. memory4. storage