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IT Foundations - WGU > Mobile Devices > Flashcards

Mobile Devices Flashcards

1
Q

Which of the following allows the sharing of a mobile device’s Internet connection with other connected computers?

A

Tethering

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2
Q

Which protocol uses port 143 for regular transmissions and port 993 for encrypted transmissions?

A

IMAP

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3
Q

Which is a method for the delivery of voice communications and multimedia sessions over the Internet?

A

VoIP

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4
Q

Digital signatures provide assurance the message is authentic

A

S/MIME

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5
Q

System Lockout

A

Security response to failed logon attempts

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6
Q

Frozen System

A

Lack of sufficient storage or low battery

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7
Q

Overheating

A

Improper ventilation or excessive processor use

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8
Q

Short Battery Life

A

Brightness settings set too high

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9
Q

No Power

A

Unplugged or defective A/C adapter

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10
Q

A small peripheral device that connects to the mobile device turning it into a point-of-sale terminal for processing debit or credit card payments.

A

Card Reader

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11
Q

A hardware frame and set of electrical connections that allows us to quickly connect and disconnect the mobile device to common desktop computer peripherals.

A

Docking Station

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12
Q

A device outwardly similar to a tablet, but with functionality limited to downloading and reading electronic versions of books, magazines, and other documents.

A

E-reader

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13
Q

A wearable device designed to monitor and track fitness-related information, such as distance moved, number of steps, and so on.

A

Fitness Monitor

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14
Q

A protocol that allows users to download messages to their client for offline browsing, but retains all messages on the mail server until they delete them.

A

IMAP (Internet Message Access Protocol)

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15
Q

A unique identifier assigned to your phone by the manufacturer, and is used to track stolen devices.

A

International Mobile Equipment Identification (IMEI)

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16
Q

A computer which combines features of a smartphone and a tablet, and is usually intermediate in size between the two.

A

Phablet

17
Q

Which is a protocol that enables a client to retrieve messages from a mail server?

A

Internet Mail Access Protocol version 4 (IMAP4)

18
Q

Which is a mobile technology that determines the orientation of a device with a sensor?

A

Accelerometer

19
Q

Which of the following ports is used by MAPI?

A

135

20
Q

What is the probable cause of the frozen system in a mobile device?

A

Too many apps running at one time

21
Q

Which of the following protocols is used for messaging?

A

SMTP (Simple Mail Transfer Protocol)

22
Q

Which of the following contains settings that enable the device to connect to specific cell towers when it’s roaming?

A

preferred roaming list (PRL)

23
Q

What are 4 basic components that can go wrong with a portable computer’s video?

A

The video controller, the screen, the backlight, or the inverter

24
Q

What are the two primary touch technologies used in mobile devices?

A

touch flow and multitouch

25
Q

In which touch technology does finger movement (up, down, left, right) control how the screen scrolls?

A

touch flow

26
Q

A technology that configures computers to optimize power consumption.

A

Advanced Configuration and Power Interface (ACPI)

27
Q

What do you require in order to add expansion cards to a laptop computer?

A

Docking Station

28
Q

Which two types of e-mail servers can be configured as incoming email servers?

A

POP3 or IMAP

29
Q

Which type of e-mail server can be configured as outgoing e-mail servers?

A

SMTP

30
Q

Which type of mobile device synchronization must be manually started?

A

Pull Synchronization

31
Q

In which touch technology can more than one finger work with the interface at the same time?

A

Multitouch

32
Q

Which Windows feature allows you to preserve your portable computer batteries by saving the contents of memory to the disk so they will be available the next time you log in?

A

the Hibernation feature

33
Q

Which keyboard key works like a Shift key to activate the second function of a dual-purpose key?

A

Fn (function key)

34
Q

IMEI vs IMSI

A

(IMEI) Device Serial Number

(IMSI) SIM card ID number

IT Foundations - WGU (20 decks)

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