App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 376 · 40 questions

Developer's tip (Name the topic): First decide which topic the question is about. Use that lesson’s rule: count, order, match or work it out. Read every line of a screen or a code snippet before you answer.

1. 1.Which of these is a screen? (a) the home page of an app (b) tap to Start (c) a box to type a name (d) today’s step count
2. 2.Which of these app ideas solves no real problem? (a) a medicine reminder (b) a lost-and-found board (c) an app that just says hi (d) a library due-date alert
3. 3.🧩 In an app, what is tap to Send? (a) a button (b) an input (c) data (d) a screen
4. 4.🧩 Which of these is a button on this screen?
   [title] Add Homework
   [button] Next
   [text box] Email
   [text box] Subject
   [button] Send
   [button] Cancel
   [text box] Name (a) Next (b) Subject (c) Email (d) Name
5. 5.True or false: you write the code at the idea stage. (a) False (b) True
6. 6.Which of these is true of an app? (a) has a web address (b) needs no installing (c) has a home-screen icon (d) opens in a web browser
7. 7.True or false: you connect the data at the build stage. (a) False (b) True
8. 8.🔍 Which is the odd one out? (a) a step counter (b) a water reminder (c) a unit converter (d) a sleep tracker
9. 9.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) rate the driver (b) pick your bus stop (c) change the bus icon (d) a dark mode
10. 10.🧩 In an app, what is the home page of an app? (a) data (b) a screen (c) a button (d) an input
11. 11.Which of these app ideas solves a real problem? (a) a medicine reminder (b) an app that just says hi (c) a blank grey screen (d) a page of random dots
12. 12.🗒️ A to-do app with no “add a task” feature is ___. (a) missing a must-have (b) well planned (c) a nice extra (d) ready to release
13. 13.Which of these is true of an app? (a) needs no installing (b) is installed on a phone (c) opens in a web browser (d) opens from a link
14. 14.🛠️ At which stage do you put it on an app store? (a) the idea stage (b) the test stage (c) the plan stage (d) the release stage
15. 15.🧩 Which of these is a button on this screen?
    [title] Order Snacks
    [switch] Show hints
    [text box] Subject
    [slider] Volume
    [text box] Due date
    [button] Next (a) Due date (b) Next (c) Show hints (d) Subject
16. 16.🎯 Is this a user need or a feature: a dark mode switch? (a) a feature (b) a user need
17. 17.📱 Which one opens from a link: an app or a website? (a) a website (b) an app
18. 18.📊 Survey: which problem bugs you most? How many more votes did “forgetting birthdays” get than “wasting pocket money”?
    forgetting birthdays: 25 votes
    forgetting homework: 4 votes
    wasting pocket money: 16 votes
19. 19.True or false: a website is installed on a phone. (a) True (b) False
20. 20.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Order Snacks
    [button] Save
    [button] Cancel
    [text box] City
    [text box] Age
    [button] Done
    [slider] Volume
    [text box] Email
21. 21.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Sign Up
    [text box] Due date
    [button] Send
    [switch] Dark mode
    [button] Save
    [slider] Brightness
    [text box] City
    [button] Start
22. 22.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) show a question (b) an avatar shop (c) confetti effects (d) background music
23. 23.📱 Which one has a home-screen icon: an app or a website? (a) an app (b) a website
24. 24.💡 An app that tries to do everything at once is usually ___. (a) easy to build (b) finished fast (c) hard to use (d) very small
25. 25.🗒️ The first small, working version of an app is often called an ___. (a) CPU (b) MVP (c) URL (d) FAQ
26. 26.🎯 Is this a user need or a feature: “What should I cook?”? (a) a feature (b) a user need
27. 27.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Edit Profile
    [button] Help
    [text box] City
    [slider] Volume
    [button] Start
    [button] Send
28. 28.🔍 Which is the odd one out? (a) checking a password (b) a beep sound (c) a result on screen (d) a pop-up message
29. 29.⚙️ In an app, is adding up a bill an input, processing or an output? (a) input (b) output (c) processing
30. 30.True or false: a button with no action solves a real problem. (a) False (b) True
31. 31.📊 Survey: which problem bugs you most? How many students voted in all?
    losing water bottles: 20 votes
    forgetting homework: 16 votes
    no quiet study place: 7 votes
32. 32.💡 Which app idea solves this problem: Grandpa forgets his tablets? (a) a bill splitter (b) a medicine reminder (c) a study-room finder (d) a lost-and-found board
33. 33.👥 A school app has 180 students, 145 teachers and 245 parents as users. How many more parents than teachers are there?
34. 34.🧩 Which of these is a button on this screen?
    [title] New Note
    [button] Help
    [button] Back
    [text box] Notes
    [button] Save (a) Notes (b) Save
35. 35.🔔 What is a message an app shows on your lock screen called? (a) a web address (b) a notification (c) a wireframe (d) a variable
36. 36.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting homework: 25 votes
    losing water bottles: 24 votes
    forgetting birthdays: 4 votes (a) forgetting birthdays (b) losing water bottles (c) forgetting homework
37. 37.📱 Which one opens in a web browser: an app or a website? (a) an app (b) a website
38. 38.📱 Which one has a web address: an app or a website? (a) an app (b) a website
39. 39.🧩 Which of these is a button on this screen?
    [title] Sign Up
    [button] Help
    [button] Done
    [switch] Remind me
    [text box] Phone
    [text box] Age (a) Done (b) Phone (c) Age (d) Remind me
40. 40.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 230; // typed by the user
    line 2: let off = 50; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 1 (b) line 2 (c) line 3 (d) line 4

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