AY Honor Computers and Mobile Devices Answer Key

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Computers and Mobile Devices

Skill Level

1

Year

2021

Version

24.11.2024

Approval authority

North American Division

Computers AY Honor.png
Computers and Mobile Devices
Vocational
Skill Level
123
Approval authority
North American Division
Year of Introduction
2021
See also


1

Discover the following information: What kinds of computers (both laptops and desktops) and/or mobile devices (phones, tablets) does your community use.



Computers (laptops and desktops) include: Personal computers with Windows, Macs with iOS, personal computers with Linux, Chromebooks with Chrome OS

Devices include: Android, Windows, and iPad tablets, iPhones and Android OS phones, Smart homekit devices, such as Alexa and Google assistant.



2

Describe the function and point out at least 10 of the following components of a computer (either desktop or laptop). Some parts may require disassembling an old desktop case or laptop for identification.




2a

Case/Chassis


A computer case, also known as a computer chassis, tower, system unit, or cabinet, is the enclosure that contains most of the components of a personal computer.


2b

Monitor

2c

Keyboard

2d

Mouse/Trackpad


A mouse is a pointing device that is dragged across a flat surface to move the cursor on a computer screen, typically having buttons that are pressed to control functions.

A touchpad or trackpad is a pointing device featuring a tactile sensor, a specialized surface that can translate the motion and position of a user's fingers to a relative position on the operating system that is made output to the screen. Touchpads are a common feature of laptop computers


2e

CPU

2f

Memory/RAM

2g

Motherboard


Typical Computer Motherboard

The mother board is located inside the main unit and contains the core circuitry of the computer, including the CPU. It also contains "slots" that other circuit cards such can be plugged into to add extra functions to the computer, such as a modem, networking, video acceleration, or a television tuner. The functions provided by these add-on cards (or daughter cards) are often absorbed into the motherboard as new technology is introduced. Modems, networking, sound, graphics, hard drive controllers, and USB adapters are examples of technology introduced as add-on cards, but now commonly found on the motherboard.


2h

Hard drive/Internal drive

2i

USB port/HDMI port/Equivalent data port


USB connector

USB stands for Universal Serial Bus. It is a convenient method of interfacing many different devices to a computer. USB devices include cameras, printers, flash memory drives, external hard drives, music players, and many others. USB ports are located on the back, front, or both sides of a computer, and sometimes even on computer monitors. A USB device is simply plugged into the port, and the computer recognizes the device and prepares it for use.


2j

Network Interface


Modem stands for Modulator/Demodulator, and it a hardware device which allows computers to communicate with one another over a telephone line (or some other audio channel). A network card serves the same function except that it connects to a computer network (such as ethernet) and is much, much faster than a modem. Modems are used for "dial-up" internet connections, and network cards are used for "broadband" internet connections.

The Wi-Fi card (usually only a Wi-Fi indicator light is visible) are the units that communicate directly with technologies that bring internet to the computer.


2k

Power supply and power cable


The component that supplies power to a computer. Most personal computers can be plugged into standard electrical outlets. The power supply then pulls the required amount of electricity and converts the AC current to DC current. The power cable plugs into the wall and carries electricity to the power supply unit. On a desktop it is "three-pronged" at the computer chassis.


2l

Speakers, headset, microphone



2m

Webcam





3

Describe the function and point out at least 10 of the following components of a mobile device (smartphone, tablet, etc.). Some parts may require disassembling an old tablet or phone for identification.




3a

Touch screen


A display device which allows the user to interact with a computer by touching areas on the screen. There are resistive and capacitive screens. Resistive screens work as they recognize the pressure of the finger on the screen. Capacitive screens respond to the natural electricity the body produces.


3b

Circuit board



3c

Accelerometer



3d

GPS/Location locator



3e

Graphics processor



3f

Flash-based memory



3g

Wi-Fi and/or cellular chip and antenna



3h

USB dock (if applicable)



3i

Storage expansion slot



3j

Battery



3k

Power supply



3l

App icons



3m

Status bar



3n

Volume buttons



3o

Speakers



3p

Camera lens (including selfie lens if applicable)



3q

Flash



3r

Audio inputs



3s

Microphone



3t

Home button or equivalent sensor





4

Describe the proper handling and storage techniques to keep computers, mobile devices, and their input/output devices safe.





5

Complete one of the following:



5a

Determine the following on a computer system:


i

Operating System name and version



ii

Processor speed



iii

Storage capacity of non-volatile storage



iv

Memory capacity (RAM)


Memory can be determined by examining system setting screens, which vary by OS.


v

Internet strength/connectivity


Symbols on the screen indicate 1-4 bars or dots. The more bars, the stronger the signal and, thus, more reliable (and faster) the internet connection speed between your computer and the internet.


vi

Power source/Battery level


Laptops and Chromebooks have a battery so are often charged; then they can be used without being plugged in. The battery life indicator displays how many minutes are left before the system dies.




5b

Determine the following on a mobile device (tablet or smartphone):


i

Operating System name and version


Operating systems vary dramatically by phone/tablet manufacturer. Search on the internet for your type of device to discover HOW to determine this information. Usually it is in a Setting, General tab, About tab, or similar screen.


ii

Storage capacity


iPhone - Settings App, General Tab, backup and storage option.


iii

Storage used


iPhone - Settings App, General Tab, backup and storage option.


iv

Remaining battery life


Most tablets and phones indicate a battery icon with 3-5 "segments" with one or more filled to illustrate battery life still available.


v

Time usage of top five apps in the past week/month






6

In your family/community, discover the following and bring back a report.



6a

What kinds of computers (both laptops and desktops) do they use? What types of mobile devices?



6b

Which Operating Systems do their computers and mobile devices use?





7

Demonstrate the ability to identify and describe how at least five of the following external tools assist the user’s experience with their computer or mobile device (or equivalent connected mobile devices):




7a

Digital camera


A digital camera is a device which digitally captures and stores an image in the form of a photograph. The photograph can then be transferred to a computer where it can be stored, transmitted to other computers, or digitally manipulated.


7b

External drive/Flash drive


An external drive is a storage device that is connected to a computer vía a USB (or other) port. The drive itself remains outside the computer. The advantage of an external drive is that it is easier to install and it can be moved from one computer to another. This feature can be used for physically transporting large amounts of data between computers or securing the data in an off-site location.

It is used to ADD data storage to a computer OR allow you to carry data from one device/computer to another. Usually runs more slowly than internal HDD. Lots of photos and documents can be stored (depending on the gigabytes of storage on the drive).


7c

External monitor



7d

Audio system



7e

Docking station



7f

Printer (inkjet, laser, 3D)


A printer is a peripheral device which makes a persistent representation of graphics or text, usually on paper.

Ink Jet Printer

Adventist Youth Honors Answer Book/Computers/Ink jet printer

Laser Printer

Adventist Youth Honors Answer Book/Computers/Laser printer


7g

Scanner


A scanner is a device which is used to digitize a two-dimensional image, such as a printed photograph, a page from a book, or a store receipt. 3D scanners are now becoming common.


7h

Projector


A projector or image projector is an optical device that projects an image onto a surface, commonly a projection screen. Most projectors create an image by shining a light through a small transparent lens, but some newer types of projectors can project the image directly, by using lasers.


7i

VR headset



7j

Smart environment device of your choice


Smart environment devices link computers and other smart devices to everyday settings and tasks. Smart environments include smart homes, smart cities and smart manufacturing. At the time of this answer key, Alexa and Siri were significant "voices" for series of devices used in homes.


7k

Other input or output devices your community uses


An input device is any hardware device that sends data to a computer, allowing you to interact with and control it.

An output device is any peripheral that receives data from a computer, usually for display, projection, or physical reproduction. Monitors and printers are two of the most commonly used output devices used with a computer.




8

Do one of the following as you research the history of computers:



8a

Create a presentation (written, visual, poster, timeline) that includes at least 10 prominent events or persons that are significant to the development of the computer, both hardware and software.



8b

Research specific individuals from computer history and create a group visual, poster, or timeline report (Note: Your report should focus on the development of the personal computer and mobile devices, not the internet or other accessory functions).

8c

Visit a computer history exhibit at a museum. Create a slideshow or other report to demonstrate at least 10 things you learned during your visit.





9

Do the following:



9a

Spend one week charting the time you spend on computing devices. List what time was spent on schoolwork, gaming, movies/shows, religious activities, etc. and on which computing devices.



9b

Memorize 1 Corinthians 10:31 and Matthew 6:33.



9c

At the end of the week, evaluate with your counselor, family, or group leader how your management of computer time relates to the Bible’s instructions on stewardship of our time and resources (1 Corinthians 10:31; Matthew 6:33). Evaluate how these Bible texts could influence your tech-time and entertainment choices in coming weeks.


Sending notes home/speaking with parents about the potential value to their family structure if they manage this discussion well is worth the extra effort. TThis conversation can be the HIGHLIGHT for the young learners as they bring together with their parent their tech and Jesus. This is a deep time with lasting significance, if prepared and planned for well. Doing a, b and c in sequence and through positive non-judgmental dialogue is essential.




10

Interview an adult parent or other relative/community friend who uses a computer in their workplace. Ask them questions such as:
a. When did you first start using computing devices for work? What type was it?
b. What kind of computer do you use at work? At home? Why do you use those particular computer systems?
c. Which computing activities that you do during a typical week are best done on a computer? On a mobile device? Evaluate reasons for each decision.
d. What are things you do on mobile devices that you used to need a computer for?
e. How do you balance your screen time with your “real world” interactions with people? What advice would you give about how to choose screen time?
f. What Bible counsel or stories do you try to remember when balancing your screen time and entertainment choices?



IF “D & E” here come in close proximity to the learner’s evaluation of their screen-time, there is incredible family potential heart-spiritual value here. Prepare well, strategize timing of implementation well!



11

Explain how computers and mobile devices make it easier to spread "the Advent Message to all the world in my generation."





References