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CC A+ 901 Quiz > C10 - Understanding Mobile Devices > Flashcards

C10 - Understanding Mobile Devices Flashcards

1
Q 
Which of the following is the most common input method for mobile devices?
A. Stylus
B. Resistive touchscreen
C. Capacitive touchscreen
D. Keyboard and mouse
A

C. Most mobile devices today use capacitive touch screens, which allow the user to use
their finger as an input device.

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2
Q 
Which of the following is the operating system used by Apple Watch?
A. WatchOS
B. iOS
C. OS X
D. Apple OS
A

A. Apple created a new OS for its watch called WatchOS. It’s very similar to iOS 8.

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3
Q

Multi-touch refers to which feature of a touchscreen device?
A. The ability to touch multiple parts of the screen at once to provide input.
B. The ability to touch the screen multiple times consecutively as part of the same input
stream.
C. The ability for multiple people to use the touchscreen device.
D. The ability to use a stylus or a finger as an input device.

A

A. Multi-touch simply means that the touch screen can accept multiple inputs from
different parts of the screen at the same time. This allows for functionality such as pinch to zoom. It could mean that multiple people are using the touch screen at once,
but it does not have to mean that.

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4
Q 
The type of display that Google Glass presents to its users is called what?
A. Retinal projection
B. VR
C. AR
D. OCR
A

C. Google Glass uses augmented reality (AR) technology, which is common on headsup
types of displays

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5
Q 
Which of the following devices was the first commercial tablet computer in the
marketplace?
A. Microsoft Surface Pro
B. Tablet PC
C. iPad
D. GRiDPad
A

D. GRiDPad was the first commercial tablet released, in 1989. None of the others were
released until at least the year 2000.

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6
Q 
With which iPhone version was the Lightning connector introduced?
A. iPhone 4
B. iPhone 5
C. iPhone 5s
D. iPhone 6
A

B. The iPhone 5 was the first iPhone to use the Lightning connector. iPhone 6 uses it
as well.

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7
Q 
You have a mobile touchscreen device with a screen size of 11″. What is the most likely classification
of this device?
A. Tablet
B. Phablet
C. Smartphone
D. GPS
A

A. Tablets generally have a screen size between 7″ and 12″. Phablets are between 5″
and 7″, and smartphones are smaller than phablets. GPS touch screens are usually
around the same size as the screens on smartphones

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8
Q 
Most smartphone Bluetooth accessories have a communication range of approximately how
far?
A. 10 centimeters
B. 10 meters
C. 100 meters
D. 1 kilometer
A

B. Most mobile Bluetooth accessories are Class 2 devices, which have a maximum
functional range of 10 meters.

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9
Q 
Apps for Android-based smartphones and tablets can be downloaded from which store?
A. App Store
B. Google Play
C. Android Store
D. Windows Store
A

B. The app store for Android-based devices is Google Play. iOS devices download apps
from the App Store.

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10
Q 
Which of the following wireless communication methods has the shortest operational
range?
A. Wi-Fi
B. Bluetooth
C. NFC
D. IR
A

C. Near field communication (NFC) has a maximum range of about 10 centimeters.
Wi-Fi depends on the standard, but it usually has a range of 30 meters or more. Bluetooth
Class 2 devices can operate at about 10 meters, and infrared (IR) has a maximum
range of about 1 meter.

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11
Q 
What is the typical screen size for a phablet?
A. Smaller than 5″
B. From 5″ to 7″
C. From 7″ to 12″
D. Larger than 12″
A

B. Phablets are larger than smartphones but smaller than tablets. Typically, a phablet
will have a screen size of from 5″ to 7″.

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12
Q 
Which wireless communication method has an operational range of about 1 meter?
A. Wi-Fi
B. Bluetooth
C. NFC
D. IR
A

D. Infrared has an operational range of about 1 meter. Near field communication
(NFC) has a maximum range of about 10 centimeters. Wi-Fi depends on the standard,
but it usually has a range of 30 meters or more. Bluetooth Class 2 devices can operate
at about 10 meters.

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13
Q 
Which of the following are advantages of e-readers using E Ink over tablets? (Choose two.)
A. More vivid colors
B. Longer battery life
C. Easier to read in bright light
D. Better screen resolution
A

B, C. e-Readers that use electrophoretic ink (E Ink) have a longer battery life than tablets
and are easier to read in bright light conditions.

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14
Q

Which of the following best describes the concept of tethering?
A. When a cellular device uses another device’s Wi-Fi connection to get on the Internet
B. When a Bluetooth device uses another device’s Wi-Fi connection to get on the Internet
C. When a Wi-Fi device uses another device’s Bluetooth connection to get on the Internet
D. When a Wi-Fi device uses another device’s cellular connection to get on the Internet

A

D. Tethering is when a Wi-Fi enabled device attaches to a cellular device to get on the
Internet. The cellular device is usually called a mobile hotspot.

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15
Q 
What is the number of active satellites used by GPS?
A. 12
B. 24
C. 30
D. 36
A

B. GPS uses 24 satellites. There are 32 GPS satellites in space, but the extra 8 are backups.

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16
Q 
What is the fastest data transfer speeds currently supported by NFC?
A. 106Kbps
B. 212Kbps
C. 424Kbps
D. 636Kbps
A

C. The three speeds supported by NFC are 106Kbps, 212Kbps, and 424Kbps.

17
Q 
What is the name of the Russian-managed GNSS?
A. GLONASS
B. Galileo
C. BDS
D. IRNSS
A

A. GLONASS is the Russian version of GPS. Galileo is European, BDS is Chinese, and
IRNSS is Indian.

18
Q 
Which of the following is the name of the protocol used to transmit data in NFC peer-topeer
mode?
A. NDEF
B. NFCP
C. LLCP
D. SNEP
A

D. NFC uses Simple NDEF Exchange Protocol (SNEP) in peer-to-peer mode. It’s based
on LLCP.

19
Q 
Which GPS component is responsible for triangulation?
A. Satellites
B. Ground control network
C. Receiver
D. All three combined
A

C. It’s the receiver’s job to perform triangulation to determine its position based on
data received from the satellites.

20
Q 
How much data can a micro SDXC memory card hold?
A. 4GB
B. 32GB
C. 128GB
D. 2TB
A

D. Micro SDXC cards can hold up to 2TB. SDHC cards can hold up to 32GB, and
standard SD cards can hold up to 4GB.

CC A+ 901 Quiz (14 decks)

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