Study Guide Exam 220-1101 Flashcards

1
Q

What is another name for hard disk mirroring?

A

RAID 1

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2
Q

Which service helps manage corporate applications on mobile devices?

A

Mobile application management (MAM)

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3
Q

To secure a laptop from theft, use a _____.

A

Cable lock (or physical laptop lock)

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4
Q

FTP uses ports ___ and ___, and Telnet uses port ____.

A

20, 21, 23

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5
Q

Class C private IP addresses are in the ____ range.

A

192.168.0.0 to 192.168.255.255

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6
Q

In order to communicate on a network, TCP/IP hosts must have a unique _____ and valid _______.

TCP/IP stands for Transmission Control Protocol/Internet Protocol and is

A

IP address, subnet mask

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7
Q

Name one of the common rotational speeds of a magnetic hard drive.

A

5400 rpm, 7200 rpm, 10,000 rpm, and 15,000 rpm

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8
Q

What is the function of the corona assembly?

A

The corona assembly gets the toner from the photosensitive drum onto the paper. p209

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9
Q

What is a network dedicated to storage devices called?

A

Storage area network (SAN)

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10
Q

How do you fix a swollen battery on a mobile device?

A

Replace it

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11
Q

Two common types of laptop displays are ___ and ___.

A

LCD, OLED

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12
Q

The method that translates between private nonroutable IP addresses and public IP addresses is ____.

A

network address translation (NAT)

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13
Q

Two common types of internal expansion slots for laptops are ____ and ____.

A

Mini PCIe, M.2

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14
Q

The last step in the EP imaging process is____.

A

cleaning

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15
Q

If one end of an Ethernet patch cable is configured as T568B, the other end needs to be configured as _____.

A

T568B

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16
Q

To save heat, processors can use ____ to slow down and consume less energy.

A

Throttling

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17
Q

A ____ server can block objectionable content from users.

A

proxy

A proxy is a server or program that’s part of the gateway or another computer that separates a local network from outside networks. You can think of it as an intermediary between your computer and the web pages you access on the Internet. Proxies are useful because they can protect your computer from malware and unwanted access from third-party users.

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18
Q

What is jitter?

A

Variable latency on a network

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19
Q

____ are examples of print communication languages.

A

Printer Control Language (PCL), PostScript (PS), and Graphics Device Interface (GDI)

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20
Q

The component of a laptop’s video system responsible for sending the video signal is the ___.

A

Video card

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21
Q

What technology allows pairing of mobile devices and, on occasion, the ability to transfer files between them?

A

Bluetooth

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22
Q

When using the troubleshooting best practice methodology, what should you always consider?

A

Corporate policies, procedures, and impacts

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23
Q

What are three SSD communications interfaces?

A

NVMe, SATA, PCIe

SATA - serial AT attachment

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24
Q

What is the name of the network type that is segmented using a managed switch?

A

VLAN - virtual local area network, VLAN allows a network administrator to set up separate networks by configuring a network device, such as a router, without adjusting cabling. A VLAN allows a network to be divided, set up, and changed by a network administrator to organize and filter data accordingly.

VLANs are also critical because they improve overall network efficiency by grouping devices that most frequently communicate. VLANs offer protection in bigger networks by enabling a greater degree of control over the equipment. VLANs for enhanced traffic control are mostly set up by bigger organizations for repartition devices.

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25
Q

With EP imaging process laser printers, the laser discharges the charged photosensitive drum to ____________________ VDC.

A

−100

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26
Q

What is the maximum speed of USB 3.0?

A

5 Gbps

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27
Q

Class A IP addresses will have a first octet of between ____ and ___.

A

1 and 126

The IP (Internet Protocol) is the fundamental protocol for communications on the Internet. It specifies the way information is packetized, addressed, transferred, routed, and received by networked devices.

An IP address is a number identifying of a computer or another device on the Internet. It is similar to a mailing address, which identifies where postal mail comes from and where it should be delivered. IP addresses uniquely identify the source and destination of data transmitted with the Internet Protocol.

Class Address range Supports

Class A 1.0.0.1 to 126.255.255.254 Supports 16 million hosts on each of 127 networks.
Class B 128.1.0.1 to 191.255.255.254 Supports 65,000 hosts on each of 16,000 networks.
Class C 192.0.1.1 to 223.255.254.254 Supports 254 hosts on each of 2 million networks.
Class D 224.0.0.0 to 239.255.255.255 Reserved for multicast groups.
Class E 240.0.0.0 to 254.255.255.254 Reserved for future use, or research and development purposes.

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28
Q

ATX and ITX are examples of what?

A

motherboard form factors

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29
Q

Which type of DNS TXT record authenticates an email server via IP address?

A

SPF

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30
Q

Which protocol in TCP/IP is responsible for resolving IP addresses to MAC addresses?

A

ARP (Address Resolution Protocol)

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31
Q

Using an employee’s physical ID to authenticate to a printer is called what?

A

badging

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32
Q

A simple hardware device that allows for longer cable runs is called a(n) ________.

A

Repeater or extender

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33
Q

Name six types of data that get synchronized between a mobile device and a desktop.

A

Contacts, applications, email, pictures, music, videos, calendar, bookmarks, documents, location data, social media data, E-books, and passwords

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34
Q

If when the computer is turned on, the fan spins but no devices seem to have power, which component is most likely at fault?

A

Power supply

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35
Q

What two things are combined in a hybrid drive?

A

A magnetic drive and a solid-state drive

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36
Q

The _ protocol is used to retrieve mail and operates on port _.

A

IMAP, 143 or POP3, 110

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37
Q

What is a name for a legacy system that manages industrial processes such as manufacturing or HVAC?

A

SCADA

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38
Q

To use a wireless network, clients must connect to what type of device?

A

wireless access point or wireless router

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39
Q

Two analog video connectors are ___ and ___.

A

VGA and DVI-A

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40
Q

Which TCP ports are used for unsecure and secure IMAP?

A

Port 143 and port 993, respectively

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41
Q

Which metric should be used to ensure that the PSU can power all components?

A

Wattage rating

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42
Q

The language of communication spoken between computers on a network is called a _______.

A

protocol

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43
Q

What is the term for cloud service where the provider offers applications?

A

software as a service (SaaS)

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44
Q

A device that combines firewall, IPS, and antimalware software in one is called what?

A

Unified Threat Management (UTM)

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45
Q

The database containing information the DHCP server gives to clients is called what?

A

scope

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46
Q

Which system component is most likely to overheat?

A

CPU

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47
Q

Order these from slowest to fastest: SAS-3, IDE, SATA 3.0

A

IDE (100 Mbps), SATA 3.0 (6 Gbps), SAS-3 (12 Gbps)

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48
Q

The add-on card that allows your computer to project on a monitor is called what?

A

Video card

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49
Q

The diagnostic routine built into the BIOS is called the _______.

A

Power-on self-test (POST)

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50
Q

Copying data, such as calendars, contacts, photos, and music, between a computer and a mobile device is referred to as what?

A

Synchronization

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51
Q

What should you apply between the CPU and heat sink to avoid overheating?

A

thermal compound, thermal paste, thermal pads, or thermal gel

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52
Q

If the video on a laptop is not working, what should you should plug in?

A

An external monitor

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53
Q

If you want to plug your laptop into a power outlet in your car, you need a _________ power adapter.

A

DC

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54
Q

What type of cloud is completely owned by a company like Google but used by business clients?

A

Public

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55
Q

Mini PCIe cards have ____ connectors.

A

52-pin card edge

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56
Q

Which troubleshooting device can help determine problems during the boot process?

A

POST card

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57
Q

What is the difference between USB 3.1 and USB-C?

A

USB 3.1 is a standard, and USB-C is a connector type.

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58
Q

Wireless networks use ____ to identify themselves.

A

SSIDs

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59
Q

The part of the LCD that is responsible for providing enough light is called the ____.

A

backlight

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60
Q

A DVD-R SS, DL has how much capacity?

A

8.5 GB

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61
Q

The wireless networking standard 802.11n operates at ____ (frequency) and supports _____ (speed).

A

2.4 and 5GHz, up to 600 Mbps

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62
Q

The e in eSATA stands for ______.

A

external

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63
Q

Unevenly spaced characters in output from an impact or inkjet printer could indicate what?

A

A problem with the stepper motor

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64
Q

What two categories of materials will 3D printers use to create images?

A

Filament and resin

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65
Q

The process that an inkjet printer goes through after installing a new print cartridge is called ________.

A

printhead alignment

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66
Q

____ is a term that refers to a 32-bit Intel CPU architecture.

A

x86

67
Q

________ is essentially software implemented in hardware.

A

Firmware

68
Q

What tool can be used to discover wireless network traffic?

A

A Wi-Fi analyzer or wireless locator

69
Q

Class B private IP addresses are in the ____ range.

A

172.16.0.0 to 172.31.255.255

70
Q

When configuring an Internet email account on a mobile device, what are the standard pieces of information required?

A

Username and password, outbound mail server and port (often based on secure SMTP), and inbound mail server and port (often based on secure POP3 or secure IMAP4)

71
Q

Two examples of 4G technology are _____ and ______.

A

WiMAX, LTE

72
Q

What are the three components of an LCD?

A

Inverter, screen, and backlight

73
Q

Firewalls filter packets based on a set of rules called _____.

A

an ACL (access control list)

74
Q

DNS server records for IPv4 and IPv6 hosts are ____ and ____.

A

A and AAAA

75
Q

CPU cache is most commonly implemented using what type of memory?

A

Static RAM (SRAM)

76
Q

What is the fifth step in the best practice troubleshooting methodology?

A

Verify full system functionality and, if applicable, implement preventive measures

77
Q

If all computers on the network are in the same office, then the office is a ______.

A

local area network (LAN)

78
Q

What connector type provides power to an IDE hard drive?

A

Molex

79
Q

What is the name of the consumable in a 3D printer that comes on a spool and needs to be replaced periodically?

A

filament

80
Q

What causes image smudging from a laser printer?

A

The fuser isn’t heating the toner and fusing it into the paper.

81
Q

Which voltage is applied to the paper to transfer the toner to the paper in an EP process laser printer?

A

+600VDC

82
Q

Two types of devices used to keep computer components cool are __________ and __________.

A

heat sinks, cooling fans

83
Q

The most secure encryption protocol for 802.11 is ____.

A

WPA3

84
Q

A firewall configuration where every computer is denied access except certain computers on a list is called a ___list.

A

White (or allow)

85
Q

The series of print jobs waiting to use the printer is called the _________.

A

print queue

86
Q

Two connector types used with twisted pair cabling are ____ and ____.

A

RJ-11 and RJ-45

87
Q

What in the name of a Blu-ray disc indicates that it can be rewritten multiple times?

A

BD-RE

88
Q

A paper jam in an inkjet printer is usually caused by what two things?

A

Worn pickup rollers or the wrong type of paper

89
Q

What step of the EP imaging process uses a laser to discharge selected areas of the photosensitive drum, thus forming an image on the drum?

A

exposing

90
Q

How many more pins does a dual-link DVI-D connector have than a single-link DVI-D connector?

A

6

91
Q

Where can you obtain laptop service manuals?

A

From the manufacturer’s website

92
Q

The ability to access extra cloud resources quickly is called what?

A

Rapid elasticity

93
Q

Inkjet and laser printers are examples of _______ because they receive their print job instructions one page at a time.

A

page printers

94
Q

When a Bluetooth network is created with a printer on the fly, what type of network is it?

A

ad hoc

95
Q

DDR3 SODIMMs have ____ pins.

A

204

96
Q

Thunderbolt is a combination of which two technologies?

A

DisplayPort and PCIe
Peripheral Component Interconnect

97
Q

____ is the form factor designed for laptop expansion devices and small hard drives.

A

mSATA

98
Q

The seven steps in the EP printing process, in order, are ______.

A

processing, charging, exposing, developing, transferring, fusing, and cleaning

99
Q

The wireless networking standard 802.11a operates at ____ (frequency) and supports _____ (speed).

A

5 GHz, 54 Mbps

100
Q

WPA2 employs what security method?

A

AES-CCMP

101
Q

STP designed for use outdoors or underground is called what?

A

Direct burial

102
Q

A 10BaseT network uses _____ cabling and can transmit data at _______ (speed).

A

twisted pair (or UTP), 10 Mbps

103
Q

The address fe80::/10 is an example of an IPv6 _____ address.

A

link-local

104
Q

The roaming list on a mobile device is established by what?

A

The PRL (preferred roaming list)

105
Q

DDR4 and DDR5 DIMMs have how many pins?

A

288

106
Q

What type of hypervisor is also referred to as a bare-metal hypervisor?

A

Type 1

107
Q

Ethernet uses _____ to send information on the network.

A

CSMA/CD (Carrier Sense Multiple Access with Collision Detection)

108
Q

When Windows quits unexpectedly, you may get a _________.

A

Blue Screen of Death (BSOD)

109
Q

Unexpected shutdowns, system lockups, or continuous reboots are most often caused by which hardware components?

A

Motherboard, CPU, or RAM

110
Q

TCP/IP is based on the ______ model.

A

United States Department of Defense (DoD)

111
Q

Vertical white lines on the output of a laser printer are caused by what?

A

Foreign matter (more than likely toner) caught on the transfer corona wire

112
Q

_________________ drives can be inserted and removed without turning off the system.

A

Hot-swappable

A hot swap describes the act of removing components from or plugging them into a computer system while the power remains switched on.

113
Q

The cable type with the longest range is _____.

A

fiber-optic

114
Q

The network connectivity device that can connect multiple networks to each other is a ______.

A

router

115
Q

The four common types of broadband are _______.

A

DSL (Digital Subscriber Line), cable, satellite, and fiber-optic

116
Q

Technology that allows for electricity to be supplied over network cables is called ______.

A

Power over Ethernet (PoE)

117
Q

The CPU feature that allows for multiple operating systems to run at once is called what?

A

Virtualization (or virtual technology)

118
Q

What type of device provides network connections through an electrical outlet?

A

What type of device provides network connections through an electrical outlet?

119
Q

What is the third step in the best practice troubleshooting methodology?

A

Test the theory to determine the cause

120
Q

Three connector types for fiber-optic cable are ___, ___, and ___.

A

ST, SC, LC

121
Q

Name three of the standard DC voltages supplied by a power supply.

A

+3.3VDC, +5VDC, −5VDC, +12VDC, or −12VDC

122
Q

A ____ server provides IP configuration information to clients on the network.

A

DHCP (Dynamic Host Configuration Protocol)

123
Q

Name three of the available memory-card formats

A

SD, micro-SD, mini-SD, xD, and CF

124
Q

DHCP uses ports ____ and _____.

A

UDP port 67 and UDP port 68

125
Q

Name two ways you can manually configure your laser printer’s IP address?

A

Through the control panel on the printer and using management software on your computer

126
Q

A RADIUS server is an example of what type of server?

A

Authentication

127
Q

If a laptop will not power up on battery power, you should try _____.

A

plugging it into an AC adapter

128
Q

RAID 5 requires a minimum of how many hard drives?

A

3

129
Q

Where is the Wi-Fi antenna typically found in a laptop?

A

In the display

130
Q

What is a configured range of available IP addresses on a DHCP server called?

A

Scope

131
Q

Smoke or a burning smell is most likely the fault of which component?

A

Power supply

132
Q

TCP is a _______ protocol that operates at the ____ layer of the OSI model.

A

connection-oriented, transport

133
Q

A passive connectivity device that amplifies a signal is called a ______.

A

repeater or active hub

134
Q

Which TCP ports are most commonly used for unsecure and secure SMTP over SSL?

A

Port 25 and port 465, respectively

135
Q

Name three types of internal hard drive cables.

A

SATA, IDE (PATA), and SCSI

136
Q

What is the name of the Apple proprietary connector used on the iPhone 12?

A

Lightning

137
Q

Where is the boot sequence stored in the computer?

A

BIOS/UEFI settings

138
Q

Which RAID level provides no fault tolerance?

A

RAID 0

139
Q

The ___ protocol is used to send mail and operates on port ___.

A

SMTP, 25

140
Q

APIPA addresses are in the ____ range with a subnet mask of ___.

A

169.254.0.0 to 169.254.255.255, 255.255.0.0

141
Q

When troubleshooting and identifying the problem, what two things should you do?

A

Gather information from the user and inquire regarding environmental or infrastructure changes

142
Q

Multipart forms are used with this type of printer.

A

impact

143
Q

Name three places network scan services can send files?

A

Scan to email, scan to network folder (with SMB), scan to cloud

144
Q

What are the two socket types that require little to no force during CPU installation?

A

Zero Insertion Force (ZIF) and Land Grid Array (LGA)

145
Q

The first step in the EP printing process is ______.

A

processing

146
Q

What does RAID 0 not provide that other RAID levels do?

A

Fault tolerance

147
Q

A ______ is a device primary used for storage on a network.

A

fileshare (or file server)

148
Q

As opposed to a WLAN, a Bluetooth network is referred to as a ____.

A

wireless personal area network (WPAN)

149
Q

How many pins are on a standard (Type-A) HDMI connector?

A

19

150
Q

What technology is built into hard drives to detect problems?

A

S.M.A.R.T.

151
Q

What hardware tool is used to trace cables through a wall?

A

Toner and probe

152
Q

What tool is used to test a network card, without using a network cable?

A

Loopback adapter or plug

153
Q

The macOS proprietary crash screen is called what?

A

Pinwheel

154
Q

The service that formats jobs for the printer is called the ________.

A

print spooler

155
Q

__________ and __________ modules both have 288 pins but are distinguished by the location of their keying notch.

A

DDR4, DDR5

156
Q

What is the first step in the best practice troubleshooting methodology?

A

Identify the problem

157
Q

A DB-9 connector is found on which type of cable?

A

Serial

158
Q

A card with expansion slots on it that installs into a motherboard is known as a(n) __________ card.

A

riser

159
Q

The functional components of a chipset are known as __________and __________.

A

Northbridge and Southbridge

160
Q

UTP cable has a maximum segment length of _____.

A

100 meters

161
Q

To communicate on a TCP/IPv4 network, which two things do you need?

A

A unique IP address and a valid subnet mask

162
Q

Which TCP ports are used for unsecure and secure POP3?

A

110 and 995, respectively

163
Q

Consistently light or faded characters on output from an impact printer likely indicates what?

A

The print ribbon is old and needs to be replaced.