A+ Domain 1 Hardware Flashcards
1
Q
Which keyboard key can boot a computer directly to the BIOS?
A
Delete
2
Q
Which BIOS screen shows a list of computer drives?
A
Standard CMOS Features
3
Q
A user is having trouble booting into a computer. A technician removes the USB drive and the computer boots normally. Where in the BIOS can the technician go to change a setting so that the computer does not have this problem in the future?
A
Boot Sequence
4
Q
Which BIOS setting controls whether a system boots up on its own after a power outage has ended?
A
Restore on AC Power Loss
5
Q
Which types of passwords are usually found in a BIOS? Choose two answers
A
User
Supervisor
6
Q
In a BIOS, overclocking information is typically saved in __________.
A
Overclocking Profile
7
Q
Which is the inherent problem when increasing a CPU’s clock settings?
A
Temperature may be too high
8
Q
Which part of a computer can be encrypted in some BIOS settings?
A
Hard drive
9
Q
Which BIOS setting indicates that the case is being removed from the computer?
A
Intrusion detection and notification
10
Q
Which Windows screen shows the BIOS information, including the BIOS number?
A
System Information
11
Q
Which types of motherboards do not usually need fan or liquid cooling? Choose two answers.
A
Mini ITX
ITX
12
Q
What are 2 common motherboard types?
A
ATX 12x9.6
Micro ATX 9.6x9.6
13
Q
Which motherboard typically has a square shape?
A
Micro ATX
14
Q
Which type of chipset interacts with onboard graphics, expansion slots, and USB?
A
Southbridge
15
Q
If the system date and time keeps resetting every time a computer is booted up, which item is most likely failing?
A
CMOS battery
16
Q
Northbridge chipsets interact with?
A
CPU
RAM
sometimes as a dedicated graphics slot
17
Q
Southbridge chipsets interact with?
A
slower components (Onboard Video, Audio, PCI bus, USB, SATA, BIOS) and sends their signals to northbridge
18
Q
Which is a type of fan connector?
A
Molex
19
Q
Which are types of front panel connectors? Choose four answers.
A
USB
FireWire
Headphone
Microphone
20
Q
A user is trying to turn a computer on. They have pushed the power button, but the power light is not on. Which are possible reasons for this issue? Choose two answers.
A
The computer is unplugged
The power cable inside the computer is disconnected
21
Q
Bus speed is?
A
a connection between 2 or more components
22
Q
Bus speeds are measured using which method of measurement?
A
Hz
23
Q
A 32 bit address bus can access how much memory?
A
4 GB memory
24
Q
Which is the oldest type of RAM?
A
DDR
25
A 32 bit address bus can access how much memory?
4 GB memory
26
A 32 bit data bus can transfer how much data per memory operation?
32 bits
27
A 32 bit data bus can transfer how much data per memory operation?
32 bits
28
A 64 bit data bus can transfer how much data per memory operation?
64 bits
29
Which type of RAM is used in laptops?
SO-DIMM
30
A __________- sided RAM chip can run both of its sides at a time while a __________- sided chip can only run one side at a time.
single; double
31
Which error checking method is only used in high-end machines?
ECC RAM
32
the 2 types of error checking RAM are?
Parity
| Error Correcting Code
33
How much data does RAM transmit at a time?
8 bits
34
How much data does RAM transmit at a time, in parity error checking?
9 bits
35
ECC stands for?
Error Correcting Code
36
Buffered memory has an extra chip on the __________ module to handle large amounts of processing.
DIMM
37
Which is the first step to installing a video or sound card?
Get the drivers
38
What is the formula for determining chip set clock speed?
Chip PC # / 8 = clock speed
39
What is the formula for determining PC speed?
of MHz x 8 = PC speed
40
Video cards are installed in which type of slot?
PCI Express
41
Which are types of expansion cards? Choose four answers.
Riser
Modem
TV tuner
Thunderbolt
42
Which type of expansion card sometimes has built-in RAID support?
Storage
43
A storage card is?
adds support for additional disks
44
A modem card is?
used for dial up
45
A wireless/cellular card is?
connects computer to cell network
46
TV tuner cards are?
allows for watching/recording TV shows
47
Video capture cards are?
captures video
48
Riser cards are?
expansion cards that allow for more expansion
49
Riser cards are?
allows expansion of more cards
50
Which are types of optical drives? Choose three answers.
CD
DVD
Blu-ray
51
Which are different types of recordable discs? Choose four answers.
BD-R
BD-RE
DVD-RW
DVD-RW DL
52
What is the base speed of CD?
150 KBps
53
What is the base speed of DVD?
1.39 MBps
54
What is the base speed of Blue-ray?
4.5 MBps
55
What is the formula to determine drive speed MBps?
drive base MBps x "x" listed on drive = total MBps
56
Which best defines a hot swappable device?
A hard drive that can be installed or uninstalled into a machine while it is running
57
Which are types of flash memory drives? Choose four answers.
xD
MiniSD
MicroSD
Compact Flash
58
Which is a regular SD measurement?
24 x 32 mm
59
Which best defines an eMMC?
Flash memory and a controller that goes into a small ball grid array as a permanent attachment to circuit boards
60
RAID stands for?
Redundant Array of Independent Disks
61
How many hard drives are used in a RAID 0 (striping)?
2, if one goes down all go down
62
What are RAID 1 characteristics?
2 disks, written to 1, mirrored to the second
63
Which is a tape drive backup method?
Grandfather, Father, Son
64
What are RAID 1 characteristics (mirrored)?
2 disks, written to 1, mirrored to the second
65
What are RAID 5 characteristics?
3 disks, striped to 2, parity on 1 to restore other 2
66
What are RAID 10 characteristics?
4 disks, striped to 2, mirrored to the other 2
67
A movie lover needs to store a movie that is over 2 GB large. Which form of media should the movie lover use?
DVD
68
Which are Intel CPU socket types? Choose four answers.
775
1150
1366
2011
69
CDs have how much storage?
700 MB
70
Single sided DVDs have how much storage?
5.7 GB
71
Double sided DVDs have how much storage?
8.5 GB
72
Single layer Blurays have how much storage?
25 GB
73
Dual layer Blurays have how much storage?
50 GB
74
Triple layer Blurays have how much storage?
100 GB
75
Quad layer Blurays have how much storage?
125 GB
76
Which are groups of AMD CPU sockets? Choose two answers.
FM
| AM
77
When it comes to CPUs, having multiple cores does not mean there are multiple __________.
processors
78
Which best defines a CPU cache?
A CPU element that stores instructions the CPU will need again in SRAM
79
Virtualization support ensures users can support which type of virtual machines?
64 bit
80
Which are the two different types of CPU architecture?
32 bit
| 64 bit
81
Which best describes what the Execute Disable Bit does?
Disables code execution in the buffer when a worm tries to insert code into it
82
Which are CPU cooling methods? Choose five answers.
```
Fans
Heat sink
Liquid-based
Thermal paste
Fanless/passive
```
83
Which are types of physical computer connections? Choose four answers.
USB
Micro
SATA
FireWire
84
USB 3.0 cables can support up to how many bits?
5 Gb
85
A user has a client who needs to be able to transfer data from one site to another as quickly as possible. Which SATA cable should the user install?
SATA 3
86
Which are types of network connectors? Choose two answers.
RJ-11
| RJ-45
87
Which are types of PC video connectors? Choose four answers.
VGA
HDMI
DVI-A
DVI-D
88
Thunderbolt connectors combine __________ and DisplayPort into one signal.
PCI Express
89
Which is the typical signal used for a wireless network?
Bluetooth
90
Which is the typical signal used for a wireless network?
Radio Frequency
91
Which form of wireless connection is more common on smartphones than on desktops and laptops?
Infra Red
92
Types of NFC
NFC Card Emulation
NFC Reader Writer
NFC Peer to Peer
93
Which are power supply connector types? Choose three answers.
SATA
4/8-pin CPU
20/24-pin motherboard
94
For an ATX case, a user would need __________ watts or higher, but for a micro-ATX, __________ to 300 watts should be sufficient.
300; 180
95
Which type of rail is dedicated to the CPU of a computer?
dual rail
96
What is a dual rail?
a rail dedicated to the CUP and the second rail is dedicated to everything else.
97
Which items are required for a Graphic/CAD/CAM design workstation? Choose three answers.
Multicore processor
High-end video card
At least 8 GB of RA
98
Which two items are most important to a virtualization workstation?
RAM
| CPU cores
99
A home theater PC has surround sound audio, HDMI output, an HTPC compact form factor and (a) __________.
TV tuner
100
Which best defines a thin client workstation?
A machine with an operating system, basic applications, and network connectivity
101
Which are the two types of LCD monitor panels?
Twisted Nematic
| In-plane switching
102
Which are types of displays? Choose three answers.
OLED
Plasma
Projector
103
Frame rate refers to how many __________ appear on the screen per second.
screen frames
104
Brightness is the degree in which the overall lighting will appear on a screen while __________ are/is the measured unit(s) that dictate(s) the amount of light output.
lumens
105
Which are standard interfaces for analog or digital monitors? Choose three answers.
DVI
VGA
HDMI
106
Which is required in order to attach two monitors to one computer with only one monitor connection?
splitter
107
Users can configure multiple displays in which ways? Choose three answers.
Extend the displays
Duplicate the displays
Show the desktop on only one of the displays
108
Which are types of DVI cables? Choose three answers.
DVI-I
DVI-D
DVI-A
109
Which display connector type transmits video, audio, and USB signals for monitors that have USB connectors?
DisplayPort
110
Which type of display cables use colors and consist of at least three separate cords? Choose two answers.
Composite
| Component
111
Which SATA cable type is longer?
eSATA
112
Which are 9-pin FireWire cables? Choose two answers.
S1600
| S3200
113
For old PS/2 ports, __________ is for a mouse and __________ is for a keyboard.
green; purple
114
Which are cable adapters and converters? Choose four answers.
DVI to VGA
PS/2 to USB
HDMI to VGA
Thunderbolt to HDMI
115
Which are computer input devices? Choose five answers.
```
Mouse
Webcam
Keyboard
Touchpad
Microphone
```
116
Which are gaming input devices? Choose two answers.
Joystick
| Gamepad
117
Which computer input devices are used to record images and videos? Choose two answers.
```
Digitizer
B - Virtualizer
C - Camcorder
D - Digital camera
E - Biometric devices
```
118
Which computer input devices are used to record images and videos? Choose two answers.
Camcorder
| Digital camera
119
Which are considered both input and output devices? Choose three answers.
MIDI device
KVM switch
Touch screen
120
A __________ is an input and output device which uses an Internet connection to stream content though applications.
smart TV
121
Which are printer configuration settings? Choose four answers.
Duplex
Collate
Quality
Orientation
122
In addition to a wired connection like __________, users can share printers wirelessly.
USB
123
A user needs to use a wireless connection for their printer. The printer is only five meters away. Which form of wireless connection should the user utilize?
Bluetooth
124
Which are the two connection types when setting up a printer wirelessly?
Ad-hoc
| Infrastructure
125
Which are Apple-based features that help share devices like printers over a network? Choose two answers.
AirPrint
| Bonjour
126
How high can a hard drive cache be on a solid-state drive?
1 Gb
127
Which are parts of an inkjet printer? Choose five answers.
```
Feeder
Carriage
Print head
Ink cartridge
Duplexing assembly
```
128
Which best defines the thermal printer process?
A feeder pushes thermal paper until it advances through a sprocket, heats up, changes color, and prints
129
Which elements are associated with impact printers? Choose four answers.
Pin
Ribbon
Print head
Tractor feed
130
Which virtual print option is Microsoft's answer for users with no PDF reader?
Print to XPS
131
A user needs to perform some routine maintenance on their laser printer. Which actions should the user perform? Choose two answers.
Cleaning
| Replace the toner
132
Which is a reason a user should replace the print head of an impact printer?
When the pins stop working
133
Which are inkjet printer maintenance actions? Choose four answers.
Clear jams
Calibration
Clean heads
Replace cartridges
