Study Guide Exam 220-1101- Wiley Learning Flashcards
(164 cards)
1
Q
Dual-voltage power supplies allow switching from _______ to _______ (VDC or VAC). (Supply the numbers and select the voltage type.)
A
110-120 to 220-240VAC
2
Q
What is the name of the software that allows for multiple VMs on a client computer?
A
Hypervisor
3
Q
A small dark line across rows of printing on output from an impact printer indicates what?
A
A pin is stuck out in the printhead.
4
Q
What is S.M.A.R.T. technology used for?
A
To detect potential hard drive errors
5
Q
To be able to contact a DHCP server on a remote subnetwork, you need to install a _____ on the local subnetwork.
A
DHCP relay agent
6
Q
LGA 1150 and LGA 1151 sockets are used by which company’s brand of processors?
A
Intel
7
Q
Hypervisors manage VM network traffic and communicate to the physical NIC by using what?
A
Virtual switch
8
Q
The wireless networking standard 802.11b operates at ____ (frequency) and supports _____ (speed).
A
2.4 GHz, 11 Mbps
9
Q
During which EP imaging process step is a uniform negative charge (around −600VDC) applied to the surface of the photosensitive drum?
A
charging
10
Q
To only allow access to certain computers on your wireless router, you can use ___ filtering.
A
MAC
11
Q
What tool is used to connect wires to a 110-block?
A
Punchdown tool
12
Q
If you believe you have a bad network cable, what tool can help you test it?
A
Cable tester
13
Q
Class C IP addresses will have a first octet of between ____ and ___.
A
192, 223
14
Q
HTTP uses port ____, and HTTPS uses port ____.
A
80, 443
15
Q
What is the DNS TXT record that specifies how an email administrator wants flagged messages handled?
A
DMARC
16
Q
A ____ or a ____ is usually the connectivity device at the center of a star network.
A
hub, switch
17
Q
Which EP component takes wall voltage and converts it into current that the printer uses?
A
High voltage power supply (HVPS)
18
Q
What is the device used to get Internet access from fiber-optic lines coming from the ISP?
A
optical network terminal (ONT)
19
Q
What type of cable is used with a punchdown block?
A
Copper (specifically twisted pair)
20
Q
A ____ server resolves hostnames to IP addresses.
A
DNS (Domain Name System)
21
Q
Blank pages from a laser printer could be caused by which three things?
A
The toner cartridge, the transfer corona assembly, or the high-voltage power supply (HVPS)
22
Q
What is it called when a CPU core can run multiple instruction streams at once?
A
Hyperthreading
23
Q
USB4 provides data rates of up to ____.
A
40 Gbps
24
Q
Which component in a laptop display allows for audio input?
A
Microphone
25
MFDs use SMB to do what?
Send a scan to a network folder
26
What is the process called when a 3D printer image is prepared for printing?
Slicing
27
During which step of the EP imaging process is toner transferred to the drum?
developing
28
Which component in a laptop display allows for video input?
Webcam
29
Dial-up networking is limited to ____ (speed).
56 Kbps
30
Where do you set paper size and orientation?
Printing preferences of the printer
31
What type of conventional CPU cooling method is relatively quiet and affords the greatest drops in temperature?
water or liquid cooling
32
A Bluetooth network is called a ____. Multiple connected Bluetooth networks is called a _____.
piconet, scatternet
33
What type of server examines user credentials and grants them access to network resources?
Authentication
34
The two most common laptop memory standards are ______ and ______.
SODIMM and MicroDIMM
35
____________ is the extensible replacement for the BIOS.
UEFI
36
If you try to turn a desktop computer on and there is no power, what is the most likely device to cause this?
Power supply
37
If you are sending jobs to the printer but they’re not printing, you should stop and restart the _______.
print spooler
38
DDR4 SODIMMs have ___ pins.
260
39
When a system boots up, it provides a beep code. Where can you check to see what it means?
The BIOS manufacturer’s website
40
If your inkjet printheads are dirty, what can you use to clean them?
An inkjet printer cleaning solution
41
The oldest type of twisted pair cabling that can support speeds of 1 Gbps is ___.
Cat 5e
42
Which service synchronizes mobile device email with a Microsoft Exchange server?
ActiveSync
43
What DVD technology allows storage on only one side of the disc yet has roughly twice the capacity of a standard DVD?
double layer (DL)
44
Which protocol is responsible for delivering error messages in TCP/IP?
ICMP (Internet Control Message Protocol)
45
What service allows network administrators to set system policies and remotely wipe mobile devices on a network?
Mobile device management (MDM)
46
mpact printer output is measured in terms of _____.
characters per second (CPS)
47
The IPv6 address ::1/128 is the _____ address.
loopback
48
To test the printer, you should print a ____ from the client computer.
test page
49
What hardware tool is used to put the ends on UTP cables?
Crimper
50
Which RAID level provides no fault tolerance?
RAID 0
51
Which devices in a computer are most likely to make unexpected loud noises, indicating a problem?
HDDs, fans, power supply
52
_______ allows you to turn off cellular and Wi-Fi connections at once on a mobile device.
Airplane mode
53
Vertical black lines on the output of a laser printer are caused by what?
A groove or scratch in the EP drum
54
Two SSD form factors are ___ and ____.
M.2 and mSATA
55
What does a PRL update do?
Updates the preferred roaming list, which tells the phone which cell towers to use when roaming
56
If a laptop user is complaining about their mouse cursor jumping on the screen, disabling the ____ might help.
touchpad
57
What do optical-disc drives use to read and write data to a disc?
a laser
58
To which power supply output voltage does “dual rail” apply?
12VDC
59
F type connectors are used for what type of cable?
coaxial
60
To communicate on a TCP/IP network, which two things do you need?
A unique IP address and a valid subnet mask
A subnet mask is used to divide an IP address into two parts. One part identifies the host (computer), the other part identifies the network to which it belongs.
61
The POP3 protocol is used to ___ mail and operates on port ___.
retrieve, 110
62
What is the configuration file on a DNS server called?
Zone file
63
Logical addresses in TCP/IP are handled by the _____ (protocol), which operates at the ____ layer of the OSI model.
IP, Network
64
A Lightning connector is found on which type of cable?
USB
65
The ____ key on a laptop allows you to perform tasks like toggling the video and dimming and brightening the LCD screen.
function (Fn)
66
Class B IP addresses will have a first octet of between ___ and ___.
128, 191
67
If you have multiple LANs connected together by a slower-speed connection, you have a ______.
wide area network (WAN)
68
What is it called when a laptop gets on the Internet using a cellular connection?
Mobile hotspot
69
What will happen to the drum of an EP printer if it’s exposed to light?
It will be ruined.
70
To communicate with computers on an external network using TCP/IP, your computer needs to be configured with a _____.
default gateway
71
A peripheral serial cable will have which type of connector?
DB-9 (or RS-232)
72
The wireless networking standard 802.11g operates at ____ (frequency) and supports _____ (speed).
2.4 GHz, 54 Mbps
73
Processors are kept from overheating by using a(n)
heat sink
74
Coax cable uses what type of connector?
F type (BNC is also acceptable but is not an exam objective)
75
A server that manages and audits security on a network is a ____ server.
authentication, authorization, and accounting (AAA)
76
What is the second step in the best practice troubleshooting methodology?
Establish a theory of probable cause (question the obvious).
77
Wireless 802.11b/g routers have a range of approximately ____ indoors and ____ outdoors.
Wireless 802.11b/g routers have a range of approximately ____ indoors and ____ outdoors.
78
What is the name for the CPU/socket format that places the pins on the motherboard instead of the CPU?
Land Grid Array (LGA)
79
If built-in wireless isn’t working on a laptop, what should you should look for?
lights on the network card, or an external network card toggle switch
80
A secure point-to-point connection over a public network is called what?
VPN
81
Class A private IP addresses are in the ____ range.
10.0.0.0–10.255.255.255
82
When network signals are sent using electrical outlets, that is called _______.
Ethernet over power
83
The ability of a cloud provider to bundle multiple physical servers together to appear as one set of resources to the client is called what?
Resource pooling
84
What is it called when two Bluetooth-enabled devices authenticate each other’s identities?
Mutual authentication
85
A DDR4 SODIMM has a minimum of how many pins?
260
86
What are two methods of authenticating to an MFD?
Typing in a username and password, and badging
87
Another name for a hub on a wireless network is a _____.
wireless access point (WAP)
88
Where is a 3D image printed?
On the print bed
89
The T in 100BaseT refers to what?
Twisted pair cabling
90
Physical network card addresses are called ______ addresses.
MAC (Media Access Control)
91
During which step of the EP imaging process does the toner move from the drum to the paper?
transferring
92
On a 2.4 GHz Wi-Fi network, what are the three nonoverlapping channels?
1, 6, and 11
93
What type of network cable does not produce poisonous gas when burned?
plenum
94
Which RAID level provides both disk striping and mirroring?
RAID 10 (1+0)
95
A rack-mounted device used to connect many network cables together is called a(n) _______.
patch panel
96
What are the two most common types of memory packaging for laptops?
SODIMM and MicroDIMM
97
If the system BIOS forgets the time and date after a reboot, what likely needs to be replaced?
CMOS battery
98
In the EP imaging process, what is the function of the laser?
It writes the image to the drum.
99
______ is the preferred I/O bus architecture for high-end graphics adapters.
PCI Express (PCIe)
100
A DDR3 SODIMM has how many pins?
204
101
__________ devices have power and data connectors that use an L-shaped keying mechanism.
SATA
102
What is the DNS TXT record that authenticates email servers using a public-private key pair?
DKIM
103
Cable TV and networking can use different types of ____ cable.
coaxial
104
During which best practice troubleshooting methodology step should you conduct external or internal research?
Establish a theory of probable cause (step 2).
105
What are two locations to which you can sync an iPhone?
The desktop (iTunes) and the cloud (iCloud)
106
What is the part of the LCD that is responsible for displaying information?
screen
107
Connecting a device to a mobile hotspot is referred to as what?
Tethering
108
What type of cloud is owned and used by an individual company?
Private
109
Multicast IPv6 addresses start with ____.
FF00::
110
A _________ is an extension of the motherboard of the laptop so that you can use full-sized devices.
docking station or port replicator
111
Ghosting on a laser printer can be caused by ______ or ______.
A broken cleaning blade, bad erasure lamps
112
DDR5 DIMMs have ____ pins.
288
113
What is the fourth step in the best practice troubleshooting methodology?
Establish a plan of action to resolve the problem and implement the solution.
114
What is the power supply for the LCD called?
inverter
115
Which type of server is used to collect messages such as error codes or security events from devices on the network?
syslog
116
WPA employs what security method?
TKIP
117
What is the most likely cause of a printer printing garbage?
The print driver
118
Two examples of location services are ____ and ____.
GPS, cellular location services
119
The Windows proprietary crash screen is called what?
Blue screen of death (BSOD)
120
What does a Molex connector do?
Provides power to IDE hard drives or optical drives
121
How do you connect a DVI monitor to an HDMI video card?
By using a DVI-to-HDMI adapter
122
Printer cables should be a maximum of _____ feet long.
10
123
UDP is a _______ protocol that operates at the _____ layer of the OSI model.
connectionless, Transport
124
A _____ server receives print jobs and manages printers on a network.
Print
125
What is the capacity of a single-side, single-layer DVD?
4.7 GB
126
USB4 was based on which standard?
Thunderbolt 3
127
A typical type of backlight is a(n) ____ or a(n) ____.
cold cathode fluorescent lamp (CCFL), LED
128
What is the most common cause of latency on a network?
Too many users (or too much traffic)
129
What type of device holds nearly as much data as a conventional hard disk drive but has no moving parts?
solid-state drive (SSD)
130
Mail servers use which protocol and port to transfer mail between themselves?
SMTP, port 25
131
_____ is a term that refers to a 64-bit Intel CPU architecture
x64
132
What is the final step in the best practice troubleshooting methodology?
Document findings, actions, and outcomes.
133
A power supply with multiple attachable and detachable power cords is called what?
A modular power supply
134
Three types of removable storage are ___, ____, and ___.
Flash drives, memory cards, and optical drives
135
__________ is a video standard that supports digital audio as well.
HDMI
136
The _____ toggles video on a laptop from LCD to external.
LCD cutoff switch
137
If the fan on the power supply is an exhaust-oriented fan, then the fan on the front fan should be __________ oriented, whereas the rear supplemental fan should be __________ oriented.
intake, exhaust
138
Which two video standards are always digital?
HDMI and DisplayPort
139
A memory controller that supports __________ memory implementation requires that modules be installed in pairs for optimal performance.
dual-channel
140
What is the EP imaging process stage where the corona wire/roller acquires a strong positive charge (+600VDC) and applies that charge to the paper?
transferring
141
A cloud-based service that replicates the function of a router or switch is called what?
Software-defined networking (SDN)
142
If your laser printer often experiences out-of-memory issues, what can you to do help solve the problem?
Upgrade the memory.
143
An RJ-45 connector is used with what type of cable?
twisted pair
144
What do switches and routers have that indicate if a port is working properly?
Indicator lights
145
External storage devices will typically connect using one of which two technologies?
USB or eSATA
146
Which USB cable type provides for the best speeds?
USB-C
147
What technology is deigned to be “plug and play” for network devices?
UPnP
148
What networking tool can make a copy of network traffic for additional analysis?
Network tap
149
What is the difference between DVI-A and DVI-D?
DVI-A is analog, DVI-D is digital.
150
DDR SDRAM is implemented on a(n) __________-pin module.
184
151
Inverters provide ____-voltage, ___-frequency power.
high, high
152
When macOS quits unexpectedly, what error will you receive?
A pinwheel
153
In the best practice troubleshooting methodology, which step should be taken after verifying full system functionality?
Document findings, actions, and outcomes.
154
Which component, when it fails, may be swollen or release a brownish-red electrolyte?
Capacitor (distended capacitor)
155
DDR3 DIMMs have ____ pins.
240
156
If the computer has an error during POST, you will hear a ______.
beep code
157
How many pins does a VGA connector have?
15
158
What is the term for cloud service where the provider offers storage only?
infrastructure as a service (IaaS)
159
Two types of full-size fiber-optic connectors are ___ and ___.
SC (subscriber connector) and ST (straight tip)
160
Which component in a laptop display can take input from a user’s finger and turn it into digital data?
Digitizer
161
What type of Internet appliance helps spread out the work for web servers?
Load balancer
162
A power supply that takes over in case of a PSU failure is called what?
A redundant power supply
163
What is it called when a CPU essentially has several processors built into one package?
Multicore
164
_____ network cables are immune to crosstalk and RFI.
Fiber-optic
