Multiple choice

1.Which of the following measures the amount of time required by the storage device to retrieve data and programs?

 1. Nonvolatile media 

2. Capacity 

3. Access speed 

4. RAM

2.Three ways to improve the performance of a hard disk include

1. 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 is

1. 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. capacity 

3. memory 

4. storage