Module 1.8
Is this course focused more on hardware in devices or software? Briefly explain why.
.its more focused on harware
In the section on personal safety, how long does the reading recommend a device should be shut down before you begin to touch its components?
15 mins
What is the CLI (command line interface) called that is used in Chrome OS
Crosh
. RAM consists of _______________ which are basically electronic circuits implanted on a _______________and are normally made out of silicone. Fill in both blanks. (2 answers)
Integrated circuits,printed circuit board
Give one example of each user interface. (two answers here)
GUI-windows CLI-crosh
What are the two types of common user interfaces found in operating systems today?
Graphical User Interfaces and Command Line Interfaces
Laptops use ____________________ that run under the bezel on the display assembly. They allow for enhanced signals and network connectivity. Fill in the blank.
LCD
What is the command that assists in performing a hardware restart on most Chromebooks
Press and hold Refresh + tap Power
This stores data in relation to the physical location of the stored memory?
RAM
What does the storage device abbreviation ROM stand for?
Read-only memory
What is the feature that allows Chrome users to update recent documents, spreadsheets, presentations, and emails without any internet connectivity?
google docs offline extiesion
This is a type of storage device that uses a spindle motor, an actuator, and a platter for magnetic storage?
hard disk drive
Is this course focused more on hardware in devices or software? Briefly explain why.
hardware because if focuses on the people have broke on the chromesbooks more than what they have done on there chromebook
Give one example of a setting that can harm battery life and another that can be used to conserve your battery. (2 answers)
harm bright scrren brightness help low screen brightness
Since newer Chromebooks don't have case fans, another vital cooling component for them is this
heat sync
Name at least 3 of the internal components of hardware in the conceptual design of a Chromebook
heat sync,speakers,
From the video, what type of tools should not be used to pry or pull cables away from the motherboard?
medal
What are two of the essential tools necessary for most of the repairs we perform? (2 answers
metal spluger and philips head screwdriver
Laptops normally use built-in speakers, but they also generally accommodate headphones by building a headphone jack into the system board, or a daughterboard. Is this how a Chromebook works
no
What is the feature that allows Chrome users to update recent documents, spreadsheets, presentations, and emails without any internet connectivity?
offline access
Chromebooks, which are laptops, commonly use a technology called __________, meaning that the processor or the motherboard can provide a graphical interface. Fill in the blank
on board video
Chromebooks, which are laptops, commonly use a technology called __________, meaning that the processor or the motherboard can provide a graphical interface. Fill in the blank.
on board video
What is a way you can avoid damaging a lithium-ion battery to the extent it becomes swollen
only charge when needed
A laptop may come with a removable wireless network card or an integrated network card that is soldered onto the motherboard. Which one would result in the entire motherboard needing replaced if it became damaged and why?
inergrater you cant remove it very easy
Describe the two types of peripherals and give two examples of each.
input-mouse output-headphones
A laptop may come with a removable wireless network card or an integrated network card that is soldered onto the motherboard. Which one would result in the entire motherboard needing replaced if it became damaged and why?
integrated network card
Name as many operating systems as you can.
ios android chrome windows
From the video about methodology, when the repair tech mentions the first troubleshooting step being identifying the issue, he gives three examples of questions a tech should ask themselves. What are they
is it charged
Explain whether a Chromebook is upgradable and why it is or is not.
it is not because everything on the motherboard is attched and you cant remove it
What does the reading say the technician should do when working with cables inside the Chromebook
keep in the cannales to avoid damage
What task were the earliest versions of computers designed to help people perform?
keep track of things
Give at least three examples of a device's hardware.
keyboard mouse screen
What type of display do Chromebooks use? (Give abbreviation AND what it stands for)
lcd-liquid crystal display
Name at least 3 hardware items the embedded controller called the System on a Chip manages
leds,battery,keyboard
Chrome OS is built out of what popular terminal
linux
Most laptop batteries are __________________ batteries and they are usually rated in hours for how long they can last before needing to be recharged. Fill in the blank.
lithium ion
What are the features called that are designed to assist students with diverse needs?
accessibility featues
This is a piece of hardware that connects the computer to the router or the switch
adaptor
List one advantage AND one disadvantage of a Solid-state drive (SSD).
adv-access data faster dis-costly
What are the two indicators the reading mentions about the LED
amber -plugged in and chrageing white-plugged in and full
Also from the video, how does the repair tech recommend motherboards should be stored when awaiting a repair?
anti static bag
What are the features called that are designed to assist students with diverse needs
assesiabilty fetures
This is considered the core of a computing system that gathers and executes information from other internal components?
cpu
This is considered the core of a computing system that gathers and executes information from other internal components?
cpu-centrel proccessing unit
What is the Chrome command to bring up enrollment credentials
ctrl alt e
This is an alphanumeric string of characters that identifies each device; it is normally located on the base of the Chromebook and has a barcode that can be scanned
ctrl alt t
What is the command that opens the Crosh developer shell
ctrl alt v
This is an expansion card that is often attached to the motherboard through some type of attachment like a pin connection, a socket, or a type of pl
daoughterboard
This is an expansion card that is often attached to the motherboard through some type of attachment like a pin connection, a socket, or a type of plug? daughterboard
daugter board
What 3 steps do the reading suggest a technician should do before working on a Chromebook
diconnet a charger ,dissconnect the battery, hold power butten
Write what AC and DC stands for and give an example of each.
direct current-batteries alternating current-wall socket
Follow-up question from previous modules about the 3 steps a tech should perform involving power. Please list these in order.
disconecced a adaptor,unplug battery,power purge
What should you do with the battery as soon as you open any device internally
disconecct
What does ESD stand for and can the damage from ESD be repaired?
electro static discharge
What does EMI stand for and what can it do to an electronic device? (2 answers
electromagnetic interfearence. damage componets and erase data
What is it called when an electronic device picks up on another device's signal?
emi
Watch the short video in the next section labeled 'Let's Take a Look - Hardware.' What does the repair tech mention is the actual purpose of the daughterboard?
extra ports
This virtual security measure separates two or more networks and is configured to inspect network packets to either allow or deny access to the internal network.
firewall
Google offers a cloud computing and management software called ___________ where administrators, or admins for short, can enroll devices into a ___________. (2 answers)
g suit,domain
What are the three main purposes of policy enforcement on Chrome OS?
provent booting in development mode , emable restrictins, enrole devices in domain
List any 3 suggestions our reading gives for personal and device safety as far as care is concerned while repairing a device.
remove lose close, remove jewerly, remove all screws
According to the reading under the section titled Performance, doing what to a computer can oftentimes fix general performance issues.
restarting it
What type of tools should not be used to pry or pull cables away from the motherboard
screw driver
This is another example of an external storage device?
secure digital
How should screws and small parts be stored as recommended by our reading/videos
seperate plastic container
What is more mobile, a server or a laptop?
server
Where are the service tag and the organization tag usually both found on a Chromebook
service tag
What are the 3 foundational components of a Chromebook?
software hardware user
The ____________is the newest implementation to mass storage devices
solid state drive-ssd
Standard desktop motherboards come equipped with what as far as sound is concerned?
speakers
What helps keep the device safe from static while being repaired
static mat and wrist strape
What are the two types of common user interfaces found in operating systems today?
text user unterface nd graphical user interface
Identifying this is fairly apparent when the damage occurs on the outside of a Chromebook
the damage
The repair tech in the video alludes to a potential repair issue theory. What is the potential problem/repair
the thing you think is wrong
It is important to apply the recommended amount of _________________ so that the processor doesn't overheat due to the uneven distribution of the cooling agent. Fill in the blank.
thermal paste
What function does the operating system serve?
to manage the computers resorces
What is it called when a secondary account is linked to a Google account to verify login credentials
two FA
What is the small circuit board that comes equipped on some touchscreen Chromebooks
usb board
Give at least two examples of display ports.
usb hdmi
List any other preparation or step you can undertake to protect yourself and/or the device. Please use something not previously mentioned here.
use gloves
Give one example of each user interface. (two answers here)
windows for TUI and smart phones for GUI
Laptops use ____________________ that run under the bezel on the display assembly. They allow for enhanced signals and network connectivity. Fill in the blank.
wireless antennas
What can a user install if they know they will be without an internet connection and would like to continue working offline?
work offline extension
Laptops normally use built-in speakers, but they also generally accommodate headphones by building a headphone jack into the system board, or a daughterboard. Is this how a Chromebook works?
yes
The motherboard is made up of layers of fiberglass (the insulation) and copper conductive paths called what
copper traces
The motherboard is made up of layers of fiberglass (the insulation) and copper conductive paths called what?
copper traces
What is the CLI (common line interface) called that is used in Chrome OS?
CROSH
This is a piece of hardware that connects the computer to the router or the switch?
NIC
A desktop computer may have a motherboard with built-in WiFi connectivity, or a wireless (NIC), which stands for what
Network interface controller
The ____________is the newest implementation to mass storage devices. Fill in the blank.
Solid-state drive
What is something Crosh can perform that is helpful for repair techs?
battery health
What 2-number code do most computers and applications use as a natural fit for states of 'Off' and 'On'? Hint: the numbers are 0 and 1.
bianary code
If the service tag and organization tag are both missing on a device, what is the command that brings up the product information will be displayed at the top-right-hand side of the screen
bottom
Give at least 3 examples of operating systems you use on a daily basis.
calender,computer, phone
This allows the mounted ____________, CPU socket, and other integrated peripherals to be connected in a way that allows each connection to independently transmit data throughout the motherboard with no interference among any other exclusive connections
capacitors
4. What is a way you can avoid damaging a lithium-ion battery to the extent it becomes swollen?
charge when needed
What concept is Chrome OS heavily focused on?
cloud computing
Much of the data that a general consumer uses on a Chromebook is stored in the __________. Meaning that when you type up a Google Doc, it will automatically be saved to the ____________ which is synced up to a Google storage server. (2 answers)
cloud,users account
Describe binary code, including which numbers represent on and off.
code of 1/0 that tells the computer what to do
This allows the mounted ____________, CPU socket, and other integrated peripherals to be connected in a way that allows each connection to independently transmit data throughout the motherboard with no interference among any other exclusive connections
compasseters
