M1.8: Module 1 Exam - Fundamentals of Computing
Which three of the following are examples of text based interfaces? You must select all 3 correctly to get credit for this question.
- Command Prompt (CMD) - Crosh - PowerShell (PSH)
From the following steps, lease select two that are a part of the troubleshooting methodology. Both of the correct answers must be chosen to earn credit for this question.
- Create a plan to resolve a problem and implement a solution - Test your theory
Which two of the following are types of user interfaces? You must select both correctly to get credit for this question.
- Graphical User Interface (GUI) - Command Line Interface (CLI)
What are two types of CPU sockets? (Select the correct 2 to earn credit.)
- Pin Grid Array (PGA) - Land Grid Array (LGA)
What are the 3 components of the system bus?
Address Bus, Data Bus, Control Bus
A person or account that has full control over a resource or computer.
Administrator
What tool should you wear while working on a Chromebook?
An antistatic wrist strap.
What is the CPU?
An electronic circuit that is generally made up of fiberglass and copper tracer.
Chrome OS uses ______ applications on the Google Play store.
Android
Registers are small bits of data found within the ____.
Central Processing Unit (CPU)
Before working on a Chromebook:
Check to make sure the AC adapter has been disconnected.
This is an example of a peripheral...
Keyboard
Which display uses light-emitting diodes for a backlight instead of a cold cathode fluorescent backlight?
LED
Which device is designed to be the most upgradable?
Laptops
A delay in transmission.
Latency
What is the Video Graphics Array (VGA) pin count?
15
What does multicore processing refer to?
2 or more logical cores
Processors generally have how many levels of cache memory?
3
Binary is...
A base-2 number system that is composed of both ones and zeros.
What is a router?
A computing device that sends and receives data from the internet.
What is memory?
A device that is used to store frequently accessed data and keep it readily available to increase performance.
What is an accessibility feature?
A feature that is designed to assist people with disabilities.
A daughterboard is an expansion card that is often attached to the...
Motherboard
What is the system bus?
The path that enables data to be transferred from one computer to another.
The RTC keeps track of...
Time
Why should you avoid using magnets inside the Chromebook?
To avoid EMI.
What is the purpose of a NIC?
To connect a device to a network.
What is a good reason for documenting in terms of the troubleshooting methodology?
To keep track of each repair and having a good ticketing system.
True or False: A repair center will generally ask the customer to deprovision a Chromebook before being sent in for repair.
True
True or False: Alternating current (AC) is a type of energy that changes in direction at a certain frequency.
True
True or False: Be sure to place your parts on a soft, non-conductive surface.
True
True or False: Be sure to properly label and store your screws.
True
True or False: Chrome OS requires a Google account to sign in.
True
True or False: Direct current (DC) is a unidirectional flow of an electrical current.
True
True or False: In the troubleshooting methodology, it is important to make sure that the computer is fully functional before documenting and closing the support case.
True
True or False: It is best practice to refer to the service guide provided by the manufacturer before performing any repairs.
True
True or False: Laptops don't use a PSU because they come equipped with rechargeable batteries.
True
True or False: Most laptop computers come with the CPU soldered onto the motherboard.
True
True or False: The operating system software handles input and output from the computer's hardware.
True
True or False: You should always handle cables with caution to avoid damaging the wires.
True
What does USB stand for?
Universal Serial Bus
It is important to place Chromebooks in...
a cool and dry location
Passive cooling is...
a design specifically for computers that use minimal resources which allows the computer to be cooled without the use of fans.
The motherboard is...
a printed circuit board that is designed to communicate with all of the computer's internal components.
Mobile Device Management is...
an administrative feature that allows the use of monitoring and managing mobile devices.
A computer is
an electronic device for storing and processing data.
What is Chrome OS?
an operating system.
What crosh command will check cycle count?
battery_firmware info
A ____ is the smallest unit of measurement used to quantify computer data.
bit
A firewall is designed to...
block unauthorized access while permitting outward communication.
What is the firewall built into Chrome OS?
iptables
You should never work on a Chromebook immediately after it powers down because...
it could be hot enough to burn.
Which of the following is a common reason for someone to upgrade their computer?
not When the computer reaches a year in age.
A hardware port is the...
physical connection on a computer that is designed to plug into input/output devices.
A driver is a ______ installed on a piece of hardware.
program
It is okay to remove a swollen battery if
you have the proper skills and equipment.
The following are examples of different types of devices that use Chrome OS except for:
Chrometop
Pressing the key combination Ctrl + Alt + T will launch...
Crosh
Always...
Disconnect the battery as soon as you open the Chromebook.
In order, identify the 7 phases in the troubleshooting methodology.
Identify the issue, establish a theory, test your theory, create a plan, verify functionality, document.
What is EMI?
Electromagnetic Interference
What is ESD?
Electrostatic Discharge
True or False: CRT monitors have replaced both LED and LCD displays.
False
True or False: Chrome OS has automatic updates disabled by default.
False
True or False: Chrome OS is built on the Windows kernel.
False
True or False: Chromebooks are designed to only be accessible by individual users.
False
True or False: Different models of Chromebooks generally use the same exact hardware.
False
True or False: Most computers are designed to operate at low temperatures and have no need for cooling hardware.
False
True or False: Most desktop computers use onboard video.
False
True or False: You can provision a Chromebook that is already being managed by another domain.
False
True or False: You should never remove the AC/DC power before performing a repair.
False
What is the name of Google's cloud computing and management software?
Google Workspace
A computer chip that performs computing tasks in order to render images to the display.
Graphics Processing Unit (GPU)
This device uses an actuator, spindle, and platters for storing data.
Hard Disk Drive (HDD)
The three foundational components of a Chromebook are:
Hardware, operating system, and software.
How should you hold a system board?
Hold it by its sides or edges
What is the first step in effectively troubleshooting a computer?
Identify the issue
What is one limitation of the 32-bit processing architecture?
It can only address a maximum of 4 GB of RAM.
Improve battery life by...
None of the above.
What is the DisplayPort (DP) pin count?
Not 20
What is verified boot?
Not A lockout feature that prevents an attacker from breaking into the device.
What is a sink heat?
Not A paste that is used to distribute heat evenly.
What is the difference between local and cloud storage?
Not Cloud storage is saved to the computer and local storage is saved on remote servers.
A name that identifies a device connected to a system or a network is a...
Not IP adress
The CPU accesses system memory by the _____.
Not Memory bus
What are the three channels for Chrome OS?
Not Stable, Beta, Dev
Which of the following is a browser based operating system?
Not Windows 10
What does an amber LED indicator light mean?
Not none of the above
Why is cable management important?
Not to avoid being shocked
G Suite administrators can enforce advanced policies with...
Not verified boot
What does OEM stand for?
Original Equipment Manufacturer
What gives computers the ability to process more than one command at a time?
Parallel Execution
What tool should you use when working inside a Chromebook?
Plastic tools
Administrators will often ______ a Chromebook into their G Suite domain in order to administer and enforce policies and safely manage each device in the domain.
Provision
What does RAM stand for?
Random Access Memory
What does ROM stand for?
Read Only Memory
A restricted environment used by Chromebooks.
Sandbox
This device has no moving parts and stores data using flash memory.
Solid-State Drive (SSD)
Which two of the following four are examples of firmware. Both correct answers must be selected to get credit for this question.
TBD
Pressing the key combination Alt + V will display what?
The Chromebook's product information.
