Module 1.8

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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


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