Chapter 8

VoIP uses ________ technology similar to email to transmit voice over the internet.
digital
The global positioning system is a network of 21 ________ plus 3 working spares.
satellites
What is iOS?
an operating system for mobile devices
The term ________ refers to the use of a single unifying device that handles media, Internet, entertainment, and telephone needs.
digital convergence
Text messaging is also called ________.
short message service (SMS)
Your mobile device files can be synchronized using ________.
a cloud service
A(n) ________ converts your voice’s sound waves into digital signals.
analog-to-digital converter chip
You can send messages that include photos and videos between mobile devices using ________ technology.
multimedia message service (MMS)
An Internet connectivity plan is also known as a ________ plan.
data
The operating system of a cell phone is stored in ________.
ROM
Which of the following is NOT a video file extension?
.jpg
A main difference between the tablet and the smartphone is the ________.
screen size
Many mobile devices include a mini- ________ port.
USB
Which of the following mobile devices is the lightest?
Smartphone
________ allows only limited use of media that have been legally purchased.
Digital rights management
Which of the following digital image formats compresses the image file?
JPEG
A(n) ________ is included in a cell phone to handle the compression of data for it to be quickly transmitted to another phone.
digital signal processor chip
Which of the following is NOT true about e-books?
They are always PDF file format
Which of the following describes the number of times an analog wave is measured each second during an analog-to-digital conversion?
Sampling rate
The primary input devices for smartphones are ________.
microphone and touch pad
Which of the following is not an example of a digital music file format?
.accdb
A(n) ________ chip converts sound waves from a voice into digital signal.
analog-to-digital converter
Which of the following uses radio waves to transmit data signals over short distances?
Bluetooth
Which is true of SMS messages?
They can contain a limited number of characters
A(n) ________ cable carries all audio and video information from devices to a connected TV.
HMDI