COSC 100 Chapter 8

resin
Newer 3D printers draw on the surface of liquid plastic ________ with a laser which causes it to harden and take shape according to the design.
digital convergence
The term ________ refers to the use of a single unifying device that handles media, Internet, entertainment, and telephone needs.
An operating system for mobile phones
What is iOS?
ROM
The operating system of a cell phone is stored in ________.
microphone and touch pad
The primary input devices for smartphones are ________.
Play
Google ________ is an online store that delivers software for Android devices.
analog-to-digital converter
A(n) ________ chip converts sound waves from a voice into digital signal.
digital signal processor chip
A(n) ________ is included in a cell phone to handle the compression of data for it to be quickly transmitted to another phone.
analog-to-digital converter chip
A(n) ________ converts your voice’s sound waves into digital signals.
Bluetooth
Which of the following uses radio waves to transmit data signals over short distances?
USB
Many mobile devices include a mini- ________ port.
short message service (SMS)
Text messaging is also called ________.
They can contain a limited number of characters.
Which is true of SMS messages?
multimedia message service (MMS)
You can send messages that include photos and videos between mobile devices using ________ technology.
data
An Internet connectivity plan is also known as a ________ plan.
excellent reliability during Internet or power outages
All of the following are advantages of VoIP EXCEPT ________.
digital
VoIP uses ________ technology similar to email to transmit voice over the internet.
satellites
The global positioning system is a network of 21 ________ plus 3 working spares.
screen size
A main difference between the tablet and the smartphone is the ________.
Smartphone
Which of the following mobile devices is the lightest?
1.5 inches
The distance between two near field communication (NFC) devices is limited to about ________.
They are always PDF file format.
Which of the following is NOT true about e-books?
E-text
________ is digital textual information that can be stored, manipulated, and transmitted by electronic devices.
a cloud service
Your mobile device files can be synchronized using ________.
.accdb
Which of the following is not an example of a digital music file format?
Digital rights management
________ allows only limited use of media that have been legally purchased.
Sampling rate
Which of the following describes the number of times an analog wave is measured each second during an analog-to-digital conversion?
JPEG
Which of the following digital image formats compresses the image file?
.jpg
Which of the following is NOT a video file extension?
HDMI
A(n) ________ cable carries all audio and video information from devices to a connected TV.
True
Inexpensive phones with modest processors and simple interfaces are called feature phones.
False
Smartphones all use the Android operating system.
False
iPhones let you add SD flash cards.
False
SMS messages are limited to a maximum of 160 words.
False
A tablet uses a full traditional operating system.
False
SMS technology sends both text and pictures.
False
There are more virus attacks on cell phone and smartphones than there are on PCs.
True
VoIP can be considered an alternative to a traditional landline phone service.
True
DRM-free music can legally be moved from system to system.
False
The conversion rate is the number of times per second that the analog signal is measured and converted into a digital value.
True
When converting analog waves to a series of numerical values, the higher the sampling rate, the more accurately the original wave can be re-created.
True
Raw files are larger than JPEG files.
False
Cellular networks offer faster data-transfer speed than WiFi offers.
False
With Skype software installed on your phone, you can call any phone number for free.
True
VoIP stands for Voice over Internet Protocol.
True
Every new cell/smartphone has to include a GPS chip.
Bluetooth
________, a technology that uses radio waves to transmit signals, allows you to synchronize your cell phone or smartphone with your desktop computer wirelessly.
resolution
The ________ of a digital camera refers to the number of data points recorded for a captured image.
sampling rate
The ________ is the number of times that an analog wave is measured each second in an analog-to-digital conversion.
JPEG
The most common file types supported by digital cameras are raw uncompressed (RAW) data and ________.