Exam 55: Digital Audio

With MP3 file compression,a music file can potentially be reduced to less than _____ of its original size.

An AM/FM radio station carries an analog signal.

When you digitize a sound wave,you measure and record its _____ at regular time intervals called the sampling rate.

The _____ audio format is most recognized among digital music users.

Apple,Amazon,and Google provide services that let users store their music _____,making it accessible to the owner from any Internet-connected device.

Apple's GarageBand is an example of digital recording software.

_____ is a web-based music service and player that builds a streaming "radio station" around the listener's musical tastes.

Digitized sound can be easily altered and duplicated.

An important consideration in purchasing a digital music player is the audio file formats it supports.

A digital voice recorder receives sound through a _____.

The _____ model of music distribution allows listeners to enjoy free music online with ads,or without ads for a monthly fee.

Which of the following is a popular satellite radio service in the United States?

An additional benefit to _____ music is that it provides an effortless method of synchronizing and backing up a music collection.

Podcasts can contain audio only.

Digitized sound can be _____ for secure communications.

Most media players support all three digital music formats: .wma,.m4p,and .mp3.

The most popular way to access podcasts on the web is through _____ software.

A digital _____ file can be copied and transferred to a variety of formats and media.

Media player software locates,sorts,and arranges music by a variety of criteria such as artist and song length.

_____ is the technology used to distribute blogs and other regularly updated online content to which people can subscribe.