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CompTIA A+ Certification Prep 1: Hardware > Lesson 3 Chapter 2 - Laptop Hardware > Flashcards

Lesson 3 Chapter 2 - Laptop Hardware Flashcards

1
Q

What format does a laptop keyboard use?

A

QWERTY (manufacturers choose key size and placement of non-alphabet characters)

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2
Q

What does the Function (Fn) key do on a keyboard?

A

it allows you to perform a special action/extra duty by pressing certain keys

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3
Q

What are the 3 most common pointing devices used on laptops?

A
  1. Trackpad/Touchpad
  2. Drawing Pad
  3. Touch Screen
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4
Q

What’s a multitouch trackpad? What does it allow you to do?

A

A multitouch trackpad allows you to use gestures to perform an action with multiple fingers

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5
Q

What 2 things can you do if your palm is accidentally moving things around on the trackpad while you’re trying to type?

A
  1. Disable trackpad (some do this with Fn key)
  2. Adjust the sensitivity of the trackpad in Windows
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6
Q

What’s the difference between trackpads in the past and more recent ones?

A

Recent touchpads are more capable of distinguishing between accidental “palm” inputs when typing

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7
Q

Can you adjust the sensitivity of a touchpad in Windows?

A

Yes

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8
Q

What is a Drawing Pad? What does it use?

A

A drawing pad’s main purpose is to enable you to draw using a pencil-like stylus called a touch pen

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9
Q

Can a drawing pad be used as a pointing device to select?

A

Yes but that’s not its main purpose

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10
Q

What is a touch screen also called?

A

Digitizer

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11
Q

What are ‘gestures’ on a multitouch trackpad? What are 2 examples?

A

Gestures allow you to perform a swift action with multiple fingers

Scrolling up and down
Swiping to go to the next screen

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12
Q

What do touch screens rely on to perform complex actions?

A

gestures

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13
Q

What’s a way to improve audio quality from your end?

A

have additional mics so that the noise-cancelling routines improve the audio quality

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14
Q

What’s a safety concern with webcams and microphones?

A

If malware got onto your computer, it can see what you read and click but also what your area looks like, what you’re saying

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15
Q

What can you do if you have safety concerns regarding your webcam? (2)

A
  1. Disable it in the OS
  2. Put tape over it
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16
Q

Since laptop and desktop LCD screens are the same, what 3 things do they share?

A
  1. TFT screen
  2. Inverter (if using CCFL backlight)
  3. Backlight (CCFL or LED)
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17
Q

Describe what is aspect ratio when it comes to screens?

A

Aspect Ratio compares the size of the screen from width to height (W:H)

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18
Q

What aspect ratio will almost all current laptop screens be?

A

16:9, 16:10

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19
Q

What are the 4 laptop display type factors?

A
  1. Screen Size
  2. Maximum Resolution
  3. Response Time
  4. Display Technologies
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20
Q

What factors does the maximum resolution for a display depend on? (3)

A
  1. Screen size
  2. quality
  3. price
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21
Q

What maximum resolutions do some high-end laptops have?

A

3840 x 1260

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22
Q

What does UHD stand for?

A

4k Ultra High Definition

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23
Q

When you have a high-resolution display, what does everything on the screen look like?

A

Everything looks smaller

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24
Q

To see things more clearly on a high-resolution display, what can you do?

A

You can increase the size of the icons and text

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25
Q

What happens if you decrease the overall resolution in use?

A

Everything gets a bit bigger but it can get blurry

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26
Q

What’s the range size for typical Laptop screens? A few offer ___?

A

10.1”-17.3”, some offer 20”

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27
Q

What does the response time on a display mean?

A

Response time means how long the delay is between the OS telling a pixel to change its color and the color actually changing

28
Q

A response time of ___ ms is pretty good

A

5ms

29
Q

What goes in hand with the response time for a display?

A

Refresh Rate

30
Q

What does refresh rate mean? What’s the measurement of time?

A

Refresh rate means how many times per second the display is refreshed (ie new information sent to the pixel)

it’s measured in seconds and Hz

31
Q

What’s the standard refresh rate for most LCDs? What about high-end models?

A

The standard refresh rate for most LCDs is 60 Hz
High-end models are 120 Hz

32
Q

What are the 4 types of laptop display technologies? What are their full names?

A
  1. Twisted Nematic (TN)
  2. In-Plane Switching (IPS)
  3. Vertical Alignment (VA)
  4. Organic Light Emitting Diode (OLED)
33
Q

What display type do most laptop screens use?

A

Most laptops use TN twisted nematic technology

34
Q

What display types would you find on higher-grade laptops? (2)

A
  1. IPS
  2. OLED
35
Q

What’s the difference between IPS and OLED displays? (OLED, 3)

A

OLED -
1. There can be burn-in
2. lose some color fidelity over time as the blue diode tends to fade faster than the red or green ones
3. Uses less energy

36
Q

Describe the characteristics of a vertical alignment display compared to IPS and TN technology

A

Vertical alignment is a compromise between IPS and TN, offers advantages of both

37
Q

What is burn-in?

A

Burn-in is when pixels display the same color for so long that the display creates a faint shadow of the colors/shapes that were there when it does change

38
Q

How do you check a monitor for burn-in?

A

Display a completely white background

39
Q

How are screen sizes measured?

A

diagonally

40
Q

What are some display port options laptops support? (3)

A
  1. HDMI (mini and micro)
  2. DisplayPort (USB Type C and Thunderbolt 3)
  3. DVI
41
Q

What is the shortcut laptops use to cycle through display options?

A

Fn key + another key

42
Q

On Windows 10, how do you change how the external monitor displays? What are the 2 options at the end?

A

Right click desktop > display settings > scroll down to Multiple Displays > Choose Extend or Duplicate display

43
Q

How do you get to the external monitor display settings on Windows 11?

A

Right click desktop > display settings > click button under the previews > extend or duplicate

44
Q

How do you troubleshoot your extra monitor not being in the correct order in relation to where it is to the main one?

A

Select the identify button in the display settings window to correctly identify and re-arrange the monitors

45
Q

What audio ports does a laptop typically have? (2)

A
  1. 3.5mm jack audio-out
  2. sometimes microphone in
46
Q

What are 3 network connections that today’s laptops come with?

A
  1. 802.11 WiFi
  2. Bluetooth
  3. Wired Ethernet
47
Q

What are 2 Wi-Fi standards that are common on older laptops?

A
  1. 802.11n
  2. 802.11ac

for older laptops

48
Q

What Wi-Fi standard is common on newer laptops?

A

802.11ax for newer laptops

49
Q

What are 2 ways that Wi-Fi is made available on a laptop?

A
  1. Built-into the chipset directly
  2. Installed as a mini PCIe card to connect device to a WAP -> Internet
50
Q

What are 2 ways you can turn off your laptop’s antenna?

A
  1. Hardware button
  2. Fn + another key
51
Q

Wired Ethernet connections on laptops connect via____ (the cable)

A

UTP (unshielded twisted pair)

52
Q

How can you turn off Ethernet connections on a laptop since you can’t turn it off with a switch or Fn key? (2 ways)

A

Either turn off the NIC in the device manager or turn off the NIC in the BIOS/UEFI

53
Q

What are 2 issues with Ethernet ports on laptops?

A
  1. You can’t turn off the Ethernet connections like you can wireless
  2. The port isn’t as sturdy, breaks easily
54
Q

What do flash memory card slots allow you to add to a laptop? What does it enable?

A

Flash memory card slots allow you to add more storage and enable fast data transfer from card to laptop

55
Q

There are many types of flash memory cards, what are 2 of them?

A
  1. Secure Digital (SD)
  2. Compact Flash (CF)
56
Q

Each flash memory card requires its own type of ___ ___ unless…. ?

A

Each flash memory card requires its own type of card slot unless the card slot can accept different sizes of flash memory cards which is becoming more common

57
Q

What are the two connection types that are the standard method for attaching external peripherals to laptops and other laptops?

A

USB and Thunderbolt 3

58
Q

What’s a common reason to use a Thunderbolt 3 connector? What are 2 examples of devices that would use this?

A

When you need to transfer a lot of data quickly, such as port replicators or multiple external monitors

59
Q

What are two ways to avoid wearing out the connectors on your laptop?

A
  1. Docking Station
  2. Port Replicator
60
Q

What’s a docking station? What can it include?

A

A docking station includes ports that a laptop might not have such as extra USB ports, display connectors, flash memory card slots, legacy ports, etc

61
Q

How do you connect a docking station to a laptop? Can any docking station work with any brand of laptop?

A

You connect a docking station using a proprietary connector to a laptop, and only works with certain brands/models

62
Q

Docking stations may also have their own __________ which allow you to install….?

A

Docking stations may also have their own motherboards, which allow you to install a full-size PCIe card like it was a desktop PC

63
Q

What is a port replicator sometimes referred to?

A

universal dock

64
Q

Are port replicators able to be used with any brand of laptop?

A

Yes

65
Q

How do port replicators connect to a laptop?

A

They connect to a laptop generally using a USB 3.x or Thunderbolt 3 connector

CompTIA A+ Certification Prep 1: Hardware (49 decks)

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