App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 85 · 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.🧩 How many buttons does this app screen have?
   [title] Order Snacks
   [text box] Subject
   [text box] Name
   [text box] Age
   [button] Next
   [switch] Sound
2. 2.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) export to a file (b) add money spent (c) savings stickers (d) pie-chart colours
3. 3.🗒️ Version 1 of a water reminder must be ready in 14 days. How many days are left for extras after the must-haves?
   set a reminder time: 3 days
   log a glass of water: 1 days
   see today’s total: 5 days
4. 4.🧩 In an app, what is your high score? (a) a button (b) an input (c) data (d) a screen
5. 5.💡 Which is a problem statement? (a) “Add a logo” (b) “Use blue buttons” (c) “Kids forget homework” (d) “Make it fast”
6. 6.🧩 How many buttons does this app screen have?
   [title] Settings
   [button] Save
   [switch] Remind me
   [text box] Email
7. 7.📊 Survey: which problem bugs you most? How many more votes did “forgetting homework” get than “losing water bottles”?
   losing water bottles: 19 votes
   no quiet study place: 11 votes
   forgetting homework: 21 votes
8. 8.🧩 What does a button do when you tap it? (a) starts an action (b) shows the time (c) saves the battery (d) changes the phone
9. 9.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) show arrival time (b) pick your bus stop (c) a dark mode (d) see where the bus is
10. 10.📅 An app team plans for 5 days, builds for 11 days, tests for 2 days and releases on 1 more day. How many days does the whole project take?
11. 11.True or false: a sleep tracker is a health app. (a) True (b) False
12. 12.💡 Does an app idea like an app that just says hi solve a real problem? (a) No (b) Yes
13. 13.🌐 Which program do you need to open a website? (a) a camera app (b) an app store (c) a calculator (d) a web browser
14. 14.Which of these app ideas solves a real problem? (a) a button with no action (b) a library due-date alert (c) an app that just says hi (d) a blank grey screen
15. 15.👥 A cricket club app has 25 players, 105 coaches and 70 fans as users. How many users does it have in all?
16. 16.🔢 When you make an app, which comes first: “build the app” or “get an idea”? (a) build the app (b) get an idea
17. 17.🔍 Which is the odd one out? (a) an alarm clock (b) a puzzle with levels (c) a calculator (d) a unit converter
18. 18.True or false: you connect the data at the build stage. (a) True (b) False
19. 19.🎯 Is this a user need or a feature: “I keep missing the bus”? (a) a user need (b) a feature
20. 20.⚙️ What number does this app show?
    let price = 190; // typed by the user
    let off = 10; // typed by the user
    let pay = price - off;
    show(pay);
21. 21.Which of these is data? (a) your saved notes (b) a slider for volume (c) a switch for dark mode (d) tap to Start
22. 22.⚙️ What number does this app show?
    let price = 60; // typed by the user
    let qty = 2; // typed by the user
    let total = price * qty;
    show(total);
23. 23.⚙️ In an app, is a result on screen an input, processing or an output? (a) processing (b) output (c) input
24. 24.Which of these is a button? (a) the game-over page (b) tap to Start (c) your high score (d) the home page of an app
25. 25.🗒️ Version 1 of a bus tracker must be ready in 6 days. How many days are left for extras after the must-haves?
    see where the bus is: 1 days
    show arrival time: 1 days
    pick your bus stop: 3 days
26. 26.Which of these is a button? (a) the game-over page (b) tap to Save (c) your saved notes (d) a date picker
27. 27.📅 An app team plans for 5 days, builds for 8 days, tests for 3 days and releases on 1 more day. How many days does the whole project take?
28. 28.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) rate the driver (b) change the bus icon (c) pick your bus stop (d) a dark mode
29. 29.Which of these is a feature? (a) “What should I cook?” (b) a search bar (c) “Small text is hard” (d) “I forget my homework”
30. 30.Which of these is true of a website? (a) comes from an app store (b) updates from the store (c) opens in a web browser (d) is installed on a phone
31. 31.📊 Survey: which problem bugs you most? How many more votes did “forgetting birthdays” get than “forgetting homework”?
    forgetting homework: 8 votes
    forgetting birthdays: 11 votes
    missing the bus: 16 votes
32. 32.🗒️ Version 1 of a homework planner must be ready in 13 days. How many days are left for extras after the must-haves?
    add a homework task: 4 days
    set a due date: 2 days
    see tasks by day: 5 days
33. 33.👥 A cricket club app has 265 players, 230 coaches and 295 fans as users. How many users does it have in all?
34. 34.🔍 Which is the odd one out? (a) a spelling coach (b) a flashcard trainer (c) a times-table quiz (d) a torch
35. 35.📊 Survey: which problem bugs you most? How many students voted in all?
    forgetting homework: 19 votes
    losing water bottles: 25 votes
    forgetting birthdays: 22 votes
36. 36.Which of these is an output? (a) working out a tip (b) tapping a button (c) a beep sound (d) taking a photo
37. 37.🔢 After an app is released, which comes first: “test it again” or “list what to fix”? (a) list what to fix (b) test it again
38. 38.Which of these is a feature? (a) “I keep missing the bus” (b) “What should I cook?” (c) a reminder alarm (d) “I forget my homework”
39. 39.🧩 In an app, what is your saved notes? (a) a screen (b) a button (c) an input (d) data
40. 40.🔍 Which is the odd one out? (a) share the download link (b) write down the bugs (c) let friends try it (d) try every button

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