Chp 24-27

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POP3 uses TCP port

110

IMAP4 uses TCP port

143

What is the common ratio for laptops today?

16:9

Most current laptops use what kind of DDR4 SO-DIMMs?

204-pin

SMTP uses TCP port

25

What size audio port do laptops have?

3.5-mm

Secure SMTP uses TCP port

465

What is the screen size for most phablets today?

5.5 - 6.5 inches

What is the screen size for a typical tablet?

7 - 12 inches

Batteries should be charged to at least how much when in storage?

70-80 percent

Mobile devices connect to the outside world through the cellular networks or through various _______________ Wi-Fi standards.

802.11

Generally, mobile devices have two types of radios:

802.11 and Bluetooth

Secure IMAP4 uses TCP port

993

Why might you run into connectivity problems at large public gatherings?

An overloading network

In Android, where would you go to force stop an app?

Application manager

What hidden menu might exist to help with device calibration?

Calibration menu

What is the name of Google's Linux-based computer?

Chromebook

What is the name of Microsoft's virtual assistant?

Cortana

A mobile device overheats for seemingly no reason. What is the most likely cause?

Defective battery

What term refers to a laptop that features a massive screen, a full size keyboard, an optical drive (or maybe two), and plenty of hard drive space?

Desktop Replacement

What is one major indicator of a weak cellular signal?

Dropped connections

The _________ feature enables smartphones to receive broadcasts from national emergency broadcast systems.

Emergency notification

What is the successor to APM and specifies global and sleeping power states?

Energy Star

What is a Microsoft protocol used to synchronize Microsoft exchange e-mail, contacts, and calendars that has become widely used across a range of mobile OS platforms and hardware vendors?

Exchange ActiveSync (EAS)

What is the screen size for a typical smartphone?

Five inches

What special key on a laptop enables a user to switch features on and off, such as wireless networking, cellular networking, and Bluetooth?

Function (FN)

What is the most accurate way to get a device's location?

GPS

What is the process in which an organization tracks when its employees enter or exit a predefined area?

Geofencing

Swiping and pinching are graphical user interface (GUI) ___________.

Gestures

What digital ports support a second monitor on many laptops?

HDMI, DisplayPort, DVI

What is it called when hold a system's power button for several seconds util it turns completely off?

Hard reboot

Factory reset, or reset to factory default, is also known as ?

Hard reset

What special type of "suspend" occurs when critical configuration information is written to the hard drive?

Hibernation

Which wearable device is essentially a compact Windows 10 with sensors, 3-D display, great sound, and an optimized user interface, all in a single set of glasses?

HoloLens

Which identifier represents the unique 15-digit number of a mobile device?

IMEI

A(n) ________ number can be used to unlock a phone

IMSI

Which identifier is a number that is tied to the user;s account with the carrier and is included with a mobile device's SIM?

IMSI

What type of panels will be found on higher-grade today?

IPS

What type of screen technology does the Apple iPAd use?

In-Plane Switching (IPS)

How is a hard reset the most disruptive reset option?

It removes all of a user's data settings

Removing OS restrictions on an Apple device is known as?

Jailbreaking

What type of screen does a portable device use?

LCD

Modern mobile devices use what type of battery?

Li-Ion

Which batteries cannot be used as replacement batteries in other systems?

Li-Ion

Which battery has a downside of exploding if overcharged or punctured?

Li-Ion

What do laptops often come with to indicate that the webcam is on?

Light

Infrared Data Association (IrDA) requires _______________, meaning that devices have to be directly facing each other, requires very short distances between devices, and has very slow data rates.

Line of sight

Users rely on ____________ to conveniently find things near them, such as stores and restaurants, or to determine when your Uber driver will show up.

Location services

Which two typical types of finish are available for laptop LCD screens?

Matte and high-gloss

What is it called when the system and all the components expect for the real-time clock are powered down?

Mechanical off mode

Who started the tablet PC initiative in 2001?

Microsoft

When should you attempt to repair a battery?

Never

What key might be turned on if you're getting numbers when you're expecting to get numbers?

Numlock

Ancient laptops might have what type of drive?

PATA

What was one of the earliest types of mobile devices?

Personal digital assistant (PDA)

The _______________ is a priority-ordered list of other carrier networks and frequencies it should search for when it cannot locate its home carrier's network.

Preferred Roaming List (PRL)

Which term refers to a collection of configuration and security settings that an administrator has created?

Profile

What feature is usually not included on hybrids, Ultradbooks, and other smaller portables?

RJ-45

What is a last resort you can do if your device is stolen?

Remote wipe

Removing OS restrictions on an Android device is known as?

Rooting

Which standard is used to configure digital signature settings for e-mail and contacts from the corporate address book, depending on how the corporate e-mail server is set up?

S/MIME

Most mobile devices allow the user to set a(n) ____________ by using password, PIN, pattern, fingerprint, and/or facial recognition to block strangers from accessing the device.

Screen lock

The most common way to connect to a Wi-Fi network is through the _____________ app.

Settings

What technology is used in laptop video cards to reduce cost?

Shared memory

What type of authentication is a username and a password?

Signle-factor authentication

What term refers to the process of using an active authenticated session to log in to other accounts such as Google, Apple ID, Facebook, and Twitter?

Single sign-on (SSO)

What is the name of Apple's virtual assistant?

Siri

What allows a user to log into a computer with a card and PIN number?

Smart Card Reader

What term describes restarting a mobile device, whether you do it from within the OS or with hardware buttons on the device?

Soft reset

What type of battery will often go unnoticed and the symptoms it creates may be heard to identify?

Swollen

What might be the result of too many failed login attempts?

System lockout

One of the features of power management enables the CPU to slow down or stop its clock without erasing register information. What is these option collectively called?

System management mode

An SSL-based VPN uses the standard SSL port,_________.

TCP 443

Having a user logon at a certain time of day, or even within so many seconds or minutes of another event, is known as a(n) _______________ factor.

Temporal

PGP and S/MIME are examples of _____?

encryption standards

Generally, mobile devices do not include a _____________ because they do not have a lot of services listening on open ports.

firewall

What does a multi touch touchpad allow a user to do?

gesture

The stereotypical e-reader uses a low-power __________ screen technology called e-paper.

grayscale

Because mobile device hardware typically cannot be repaired or replaced by a user or field tech, mobile device troubleshooting focuses on what type of issue?

software

Which laptop-pointing device is most commonly used today?

touchpad

Settings up equipment to spoof a carrier's tower and infrastructure is known as ___________.

tower spoofing

Which device invented at IBM has a pencil eraser-sized joystick at the center of the keyboard?

trackpoint

What might a dim display mean?

There is a problem with the display panel

A hot, sluggish device might use __________ to protect the device's CPU from heat damage?

Thermal throttling

What is a feature of the 2-i-1 laptop?

Touchscreen

What type of screen technology do the less expensive portable devices and desktop monitors use?

Twisted nematic (TN)

What is gradually replacing portable-specific expansion slots?

USB

What type of laptop is thin, light, and powerful, and is as much about power and portability as it is about looks?

Ultrabook

When a mobile app is shut down, what might the user lose?

Unsaved data

Most mobile devices have a few __________ stickers that change color when exposed to water.

Water contact

Besides the display, what is a very large battery drain for a mobile device?

Wireless communication


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