What two units are used to measure the frequency and amplitude of a sound wave?

A. Hertz is a measure of frequency, and a decibel is a measure of amplitude.

B. A decibel is a measure of frequency, and hertz is a measure of amplitude.

C. The quantization is a measure of frequency, and sampling is a measure of amplitude.

D. Sampling is a measure of frequency, and the quantization is a measure of amplitude.

One of your customers wants you to build a personal server that he can use in his home. one of his concerns is making sure he has at least one backup of their data stored on the server in the event that a disk fails. you have decided to back up his data using raid. since this server is for personal use only, the customer wants to keep costs down. therefore, he would like to keep the number of drives to a minimum. which of the following raid systems would best meet the customer's specifications? a. raid 0 b. raid 1 c. raid 5 d. raid 10