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Name:
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Date:
DC Chapter 03: Computers and Mobile Devices
152. Some desktops, called ____________________ desktops, do not have a tower and instead house the screen and
system unit in the same case.
153. The use of software to divide a physical server logically into many virtual servers is known as
____________________.
154. A(n) ____________________ is a computer, usually with limited processing power, that enables users to send data
to and/or receive information from a server.
155. A(n) ____________________ is an input device that uses laser beams to read bar codes on products.
156. Some phones use ____________________ text input, where you press one key on the keyboard or keypad for each
letter in a word and software on the phone anticipates the word you want.
157. A(n) ____________________ is a mobile device that allows users to take photos and store the photographed images
digitally.
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DC Chapter 03: Computers and Mobile Devices
158. ____________________ is the number of horizontal and vertical pixels in a display device.
159. A(n) ____________________ is a flat, electronic device divided into panels that users press with their feet in
response to instructions from a music video game.
160. A(n) ____________________ is the point at which a peripheral device attached to or communicates with a computer
or mobile device so that the peripheral device can send data to or receive information from the computer or mobile device.
161. A(n) ____________________ joins a cable to a port.
162. USB, as in USB port, is short for ____________________.
163. A(n) ____________________ is an external device that attaches to a mobile computer or device, which contains a
power connection and provides connections to peripheral devices.
164. If you have a computer that is not Bluetooth enabled, you can purchase a Bluetooth ____________________ that
will convert an existing USB port into a Bluetooth port.
165. A(n) ____________________ is a device that contains surge protection circuits and one or more batteries that can
provide power during a temporary or permanent loss of power.
166. A(n) ____________________ occurs when the electrical supply or voltage drops, often defined as more than five
percent, below the normal volts.
167. A(n) ____________________ is an injury or disorder of the muscles, nerves, tendons, ligaments, and joints.
168. ____________________ is a technology-related health condition that affects eyesight.
169. ____________________ is an applied science devoted to incorporating comfort, efficiency, and safety into the
design of items in the workplace.
170. The disorder known as ____________________ occurs when the technology consumes someone's entire social life.
Name:
Class:
Date:
DC Chapter 03: Computers and Mobile Devices
Critical Thinking Questions
Case 3-1
You have had your desktop for several years and you have decided that it is time for you to purchase a new one. Before
heading online to make your purchase, you re-familiarize yourself with a buyer’s guide that you found in your
Discovering Computers textbook.
171. Which of the following is not a consideration from that buyer’s guide?
a. Be aware of hidden costs.
c. Always purchase the least powerful desktop
available.
b. Consider purchasing an extended warranty or
service plan.
d. Know the system requirements of the
operating system.
172. Which of the following is not a hidden cost to which the buyer’s guide refers?
a. bundled software
c. UPS
b. computer furniture
d. router
Critical Thinking Questions
Case 3-2
After doing some research into the replacement of your desktop, you decide that a mobile computer might in fact be a
better choice for you. You switch gears and reread the buyer’s guide for mobile computer purchases from your
Discovering Computers textbook.
173. You are very intrigued by the prospects of a sizeable screen for your new laptop. Which of the following is the most
you could expect in terms of screen size if you were to purchase an ultrathin laptop?
a. 5 inches
c. 11 inches
b. 7 inches
d. 18 inches
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DC Chapter 03: Computers and Mobile Devices
174. All of the following are considerations you should make at the time of purchase EXCEPT ____.
a. bundled software
c. processor
b. memory
d. storage
175. Describe in detail the steps to avoid malware infections on websites, social media, email, Flash memory storage, pop-
up windows, and software.
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Class:
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DC Chapter 03: Computers and Mobile Devices
176. List at least five different practices to adopt in order to avoid being a victim during an ATM visit.
177. In addition to basic phone capabilities, list at least six features of today’s smartphones.
178. List at least seven of the specifications that a surge protector should meet or exceed.
179. List at least six precautions you should take to prevent technology-related tendonitis or CTS.
180. What are the symptoms of a user with technology addiction?
Identify the letter of the choice that best matches the phrase or definition.
a.
pixel
b.
USB port
c.
mobile device
d.
port replicator
e.
CPU
f.
system unit
g.
virtualization
h.
SMS
i.
embedded computer
j.
resolution
Name:
Class:
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DC Chapter 03: Computers and Mobile Devices
k.
terminal
l.
cloud computing
m.
game server
n.
phablet
o.
laptop
p.
spam
q.
Bluetooth
r.
port
s.
media library
t.
connector
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LEARNING OBJECTIVES:
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181. The smallest element in an electronic image
182. Your collection of stored digital media
183. Joins a cable to a port
184. The point at which a peripheral device attaches to or communicates with a computer or mobile device
Name:
Class:
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DC Chapter 03: Computers and Mobile Devices
185. Can connect up to 127 different peripheral devices together with a single connector
186. An external device that provides connections to peripheral devices through ports built into the device
187. Technology that uses short-range radio signals to transmit data between two specifically enabled devices
188. A computing device small enough to hold in your hand
189. Unsolicited email messages
190. The electronic component that interprets and carries out the basic instructions that operate a computer
191. The case that contains and protects the motherboard, hard disk drive, memory, and other electronic components of
the computer from damage
192. Another name for a notebook computer
193. A device that combines the features of a smartphone with a tablet
194. Provides a central location for online game play
195. The practice of sharing or pooling computing resources, such as servers and storage devices
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DC Chapter 03: Computers and Mobile Devices
196. A computer, usually with limited processing power, that enables users to send data to and/or receive information
from a server
197. An environment of servers that house and provide access to resources users access through the Internet
198. Another name for text message service
199. The number of horizontal and vertical pixels in a display device
200. Functions as a component in a larger product
