Quiz: Welcome to the Digital World
Test what you learned in this chapter. Read each question, pick the best answer, then click Show Answer to see if you got it right.
1. What is a digital device?
- Any tool made of metal or plastic
- A tool with electronic parts that you tap, click, or type on
- Only a computer you find at school
- A book that has pictures inside
Show Answer
The correct answer is B. A digital device is a tool with tiny electronic parts that does work for you. You tap, click, type, or swipe to tell it what to do. Laptops, tablets, and smartphones are all digital devices. A regular book is not a digital device because it has no electronic parts and no screen that lights up.
Concept Tested: Digital Device
2. Which word names the giant network that lets devices send messages all over the world?
- A web browser
- A router
- Wifi
- The internet
Show Answer
The correct answer is D. The internet is a giant network that connects digital devices everywhere. When you watch a video, it travels through the internet from a faraway computer to your screen. Wifi is one way to connect to the internet, but wifi is not the internet itself.
Concept Tested: Internet
3. What does a web browser do?
- It is the app you open to visit websites
- It stores your homework files
- It makes phone calls for you
- It charges the battery on your laptop
Show Answer
The correct answer is A. A web browser is the special app you open to visit websites. Think of it like a car that takes you from place to place on the web. You type a URL into the address bar, and the browser takes you there.
Concept Tested: Web Browser
4. Which of these is the address of a website?
- An app
- A router
- A URL
- A tablet
Show Answer
The correct answer is C. A URL is the address of a website, just like your home has a street address. You type a URL into the address bar at the top of your web browser to visit that website. The letters URL stand for "Uniform Resource Locator," but you only need to remember that it means "web address."
Concept Tested: URL
5. Why is public wifi less safe than the wifi at your school or home?
- It is always slower than home wifi
- It does not work with tablets
- It is shared with strangers you do not know
- It costs extra money to use
Show Answer
The correct answer is C. Public wifi is shared with strangers at places like libraries and coffee shops. Because you do not know who else is using it, it is not as safe as your home or school wifi. That is why you should wait until you are on safer wifi before signing in to accounts or typing passwords.
Concept Tested: Public Wifi
6. Which statement best describes the difference between a school device and a family device?
- School devices are always smaller than family devices
- School devices follow school rules and family devices follow family rules
- Family devices are free and school devices are not
- Only family devices can connect to the internet
Show Answer
The correct answer is B. A school device belongs to the school, so it follows school rules set by your teachers. A family device belongs to your family at home, so it follows family rules set by your parents or guardians. Knowing which kind of device you are using helps you follow the right rules.
Concept Tested: School Device and Family Device
7. What is a search engine best used for?
- Charging your laptop battery
- Making a new account on any website
- Turning off the wifi signal
- Finding websites when you do not know the URL
Show Answer
The correct answer is D. A search engine is a special website that helps you find other websites when you do not know the exact URL. You type a few words about what you are looking for, and the search engine shows you a list of websites that might match.
Concept Tested: Search Engine
8. Priya wants to make an account on a new website so she can save her drawings. What should she do first?
- Ask a trusted adult before she makes the account
- Make the account quickly before anyone sees
- Use a friend's name so nobody knows it is her
- Skip the account and close the website forever
Show Answer
The correct answer is A. Before making any new account, always ask a trusted adult. It does not matter how fun the website looks or whether friends already use it. A trusted adult will help Priya decide if the website is safe and if making an account is a good idea.
Concept Tested: Account
9. Jordan opens a drawing app on his tablet, but the tablet has no wifi. Which online activity will NOT work right now?
- Drawing a picture that saves on the tablet
- Watching a brand-new video from the internet
- Turning the tablet on
- Looking at a photo already saved on the tablet
Show Answer
The correct answer is B. Every online activity needs both a digital device and the internet. Without wifi, the tablet cannot reach a brand-new video because the video lives out on the internet, not inside the tablet. Drawing and looking at saved photos still work because those do not need the internet.
Concept Tested: Online Activity
10. Sam clicks a link and the URL in the address bar looks strange and full of random letters. What is the smartest thing to do?
- Keep clicking to see what happens
- Type in the password just in case
- Turn the laptop upside down
- Pause, think, and check the URL before going further
Show Answer
The correct answer is D. The address bar shows the URL, which tells you where you are going. If the URL looks weird or does not match where you thought you were visiting, pause and think before clicking anything else. When in doubt, ask a trusted adult for help.
Concept Tested: Address Bar