App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 784 · 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.True or false: an app updates from the store. (a) False (b) True
2. 2.🎯 An app for “everyone” with no clear user usually ___. (a) needs no testing (b) wins every prize (c) is easy to build (d) helps nobody well
3. 3.Which of these is a screen? (a) your high score (b) your saved notes (c) a date picker (d) the settings page
4. 4.📱 Which one is installed on a phone: an app or a website? (a) a website (b) an app
5. 5.📅 An app team plans for 5 days, builds for 5 days, tests for 1 days and releases on 1 more day. How many more days does building take than testing?
6. 6.🗒️ When should nice-to-have features be built? (a) never (b) before anything (c) after the must-haves (d) on day one
7. 7.True or false: an app needs no installing. (a) True (b) False
8. 8.🔢 When you make an app, which comes first: “build the app” or “test the app”? (a) test the app (b) build the app
9. 9.🧩 In an app, what is tap to Start? (a) data (b) a button (c) a screen (d) an input
10. 10.🛠️ At which stage do you try every button? (a) the test stage (b) the build stage (c) the idea stage (d) the plan stage
11. 11.🧩 In an app, what is the home page of an app? (a) an input (b) a screen (c) a button (d) data
12. 12.🗒️ Version 1 of a quiz app must be ready in 13 days. How many days are left for extras after the must-haves?
    show a question: 1 days
    check the answer: 3 days
    show the score: 4 days
13. 13.👥 A library app has 125 readers, 280 librarians and 190 volunteers as users. How many more volunteers than readers are there?
14. 14.🧩 Which of these is a button on this screen?
    [title] Add Homework
    [text box] Notes
    [button] Done
    [button] Cancel
    [text box] Name
    [switch] Remind me
    [button] Start (a) Done (b) Remind me (c) Name (d) Notes
15. 15.📱 Which one has a web address: an app or a website? (a) an app (b) a website
16. 16.👥 A cricket club app has 270 players, 175 coaches and 300 fans as users. How many users does it have in all?
17. 17.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    wasting pocket money: 24 votes
    forgetting homework: 14 votes
    losing water bottles: 20 votes (a) wasting pocket money (b) losing water bottles (c) forgetting homework
18. 18.⚙️ What number does this app show?
    let bill = 132; // typed by the user
    let friends = 3; // typed by the user
    let share = bill / friends;
    show(share);
19. 19.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting homework: 11 votes
    forgetting birthdays: 4 votes
    no quiet study place: 9 votes (a) forgetting birthdays (b) forgetting homework (c) no quiet study place
20. 20.True or false: a medicine reminder solves no real problem. (a) True (b) False
21. 21.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) savings stickers (b) pie-chart colours (c) add money spent (d) export to a file
22. 22.True or false: adding up a bill is processing. (a) False (b) True
23. 23.Which of these is processing? (a) tapping a button (b) adding up a bill (c) speaking a command (d) taking a photo
24. 24.🧩 How many buttons does this app screen have?
    [title] Sign Up
    [button] Cancel
    [button] Start
    [button] Help
    [slider] Brightness
    [text box] Phone
25. 25.🔍 Which is the odd one out? (a) a flashcard trainer (b) a spelling coach (c) a times-table quiz (d) a puzzle with levels
26. 26.🗒️ Why keep version 1 small? (a) to confuse users (b) to look bigger (c) to use up storage (d) to learn from users soon
27. 27.🗒️ Version 1 of a quiz app must be ready in 15 days. How many days are left for extras after the must-haves?
    show a question: 4 days
    check the answer: 3 days
    show the score: 2 days
28. 28.⚙️ What number does this app show?
    let km = 6; // typed by the user
    let metres = km * 1000;
    show(metres);
29. 29.True or false: a date picker is a screen. (a) True (b) False
30. 30.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) water animations (b) share your streak (c) custom alert sounds (d) log a glass of water
31. 31.🎯 Why learn about users before you build? (a) to build what they need (b) to slow it down (c) to make it longer (d) to pick a logo
32. 32.🧩 Which of these is a button on this screen?
    [title] New Note
    [button] Send
    [button] Start
    [text box] City
    [slider] Text size
    [button] Next (a) Text size (b) City (c) Start
33. 33.True or false: a sleep tracker is a health app. (a) True (b) False
34. 34.📴 Which of these can often still work with no internet? (a) an online search (b) a video call (c) a new website (d) an installed app
35. 35.🎯 Is this a user need or a feature: “Small text is hard”? (a) a user need (b) a feature
36. 36.🧩 Which of these is a button on this screen?
    [title] New Note
    [button] Back
    [text box] Phone
    [button] Cancel
    [switch] Sound (a) Sound (b) Phone (c) Cancel
37. 37.🗂️ What kind of app is a cricket run chase? (a) a learning app (b) a health app (c) a game (d) a tool app
38. 38.True or false: a website opens from a link. (a) True (b) False
39. 39.📱 Which one opens in a web browser: an app or a website? (a) an app (b) a website
40. 40.True or false: a result on screen is processing. (a) True (b) False

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