App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 494 · 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.🗂️ What kind of app is a calculator? (a) a tool app (b) a game (c) a health app (d) a learning app
2. 2.Which of these is true of a website? (a) updates from the store (b) has a home-screen icon (c) has a web address (d) is installed on a phone
3. 3.🔢 When you make an app, which comes first: “test the app” or “release it”? (a) release it (b) test the app
4. 4.True or false: a spelling coach is a learning app. (a) False (b) True
5. 5.Which of these is processing? (a) taking a photo (b) typing your age (c) tapping a button (d) adding up a bill
6. 6.🔍 Which is the odd one out? (a) sorting the scores (b) speaking a command (c) taking a photo (d) typing your age
7. 7.🔍 Which is the odd one out? (a) try every button (b) let friends try it (c) write down the bugs (d) connect the data
8. 8.🧩 Which of these is a button on this screen?
   [title] Sign Up
   [switch] Sound
   [slider] Volume
   [text box] Notes
   [button] Start
   [text box] City
   [button] Done
   [text box] Age
   [button] Back (a) Age (b) Notes (c) City (d) Done
9. 9.True or false: a result on screen is processing. (a) True (b) False
10. 10.⚙️ What number does this app show?
    let bill = 212; // typed by the user
    let friends = 4; // typed by the user
    let share = bill / friends;
    show(share);
11. 11.📊 Survey: which problem bugs you most? How many students voted in all?
    forgetting homework: 17 votes
    no quiet study place: 20 votes
    wasting pocket money: 10 votes
12. 12.📊 Survey: which problem bugs you most? How many more votes did “wasting pocket money” get than “missing the bus”?
    wasting pocket money: 22 votes
    missing the bus: 14 votes
    no quiet study place: 6 votes
13. 13.True or false: an alarm clock is a tool app. (a) True (b) False
14. 14.Which of these is processing? (a) a beep sound (b) typing your age (c) checking a password (d) speaking a command
15. 15.True or false: a website has a home-screen icon. (a) False (b) True
16. 16.📊 Survey: which problem bugs you most? How many students voted in all?
    missing the bus: 7 votes
    no quiet study place: 22 votes
    forgetting birthdays: 3 votes
17. 17.True or false: the game-over page is a screen. (a) True (b) False
18. 18.🧩 Which of these is a button on this screen?
    [title] New Note
    [button] Next
    [slider] Brightness
    [text box] Subject
    [text box] Name
    [switch] Sound
    [text box] Email (a) Email (b) Subject (c) Name (d) Next
19. 19.Which of these happens at the test stage? (a) put it on an app store (b) try every button (c) sketch the screens (d) write the code
20. 20.Which of these happens at the test stage? (a) write the code (b) put it on an app store (c) share the download link (d) write down the bugs
21. 21.⚙️ What number does this app show?
    let price = 80; // typed by the user
    let qty = 5; // typed by the user
    let total = price * qty;
    show(total);
22. 22.True or false: a switch for dark mode is a button. (a) False (b) True
23. 23.📊 Survey: which problem bugs you most? How many more votes did “losing water bottles” get than “no quiet study place”?
    forgetting homework: 23 votes
    losing water bottles: 21 votes
    no quiet study place: 5 votes
24. 24.🗂️ What kind of app is a flashcard trainer? (a) a health app (b) a game (c) a tool app (d) a learning app
25. 25.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) share your streak (b) log a glass of water (c) water animations (d) custom alert sounds
26. 26.Which of these is a screen? (a) today’s step count (b) a date picker (c) the home page of an app (d) tap to Save
27. 27.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 470; // typed by the user
    line 2: let off = 30; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 4 (b) line 1 (c) line 2 (d) line 3
28. 28.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Edit Profile
    [button] Back
    [text box] Due date
    [slider] Brightness
    [button] Next
    [switch] Dark mode
    [button] Help
29. 29.True or false: you add the buttons at the build stage. (a) True (b) False
30. 30.🧩 Which part lets the user give the app information? (a) a logo (b) an icon (c) a title (d) an input
31. 31.⚙️ In an app, is a result on screen an input, processing or an output? (a) input (b) processing (c) output
32. 32.⚙️ What number does this app show?
    let price = 550; // typed by the user
    let off = 40; // typed by the user
    let pay = price - off;
    show(pay);
33. 33.True or false: a page of random dots solves a real problem. (a) False (b) True
34. 34.🎯 Which app would help this user most: a student who often misses the school bus? (a) a water reminder (b) a pocket-money tracker (c) a big-text reader (d) a bus tracker
35. 35.True or false: an alarm clock is a game. (a) True (b) False
36. 36.👥 A clinic app has 25 patients, 250 doctors and 115 nurses as users. How many more doctors than patients are there?
37. 37.🎯 Is this a user need or a feature: “I forget my homework”? (a) a feature (b) a user need
38. 38.💡 After a survey, which need should version 1 solve? (a) the rarest need (b) the newest trend (c) the most common need (d) a random need
39. 39.True or false: a website opens from a link. (a) False (b) True
40. 40.💡 A good app idea starts with ___. (a) many colours (b) a long name (c) a cool logo (d) a problem to solve

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