App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 514 · 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 input is best for turning something ON or OFF? (a) a title (b) a slider (c) a text box (d) a switch
2. 2.📅 An app team plans for 2 days, builds for 8 days, tests for 2 days and releases on 1 more day. How many days does the whole project take?
3. 3.📊 Survey: which problem bugs you most? Which problem should your app solve first?
   missing the bus: 4 votes
   wasting pocket money: 20 votes
   forgetting homework: 8 votes (a) wasting pocket money (b) missing the bus (c) forgetting homework
4. 4.🔍 Which is the odd one out? (a) taking a photo (b) tapping a button (c) a beep sound (d) speaking a command
5. 5.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) change the bus icon (b) pick your bus stop (c) a dark mode (d) rate the driver
6. 6.True or false: a button with no action solves no real problem. (a) True (b) False
7. 7.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) custom alert sounds (b) set a reminder time (c) share your streak (d) water animations
8. 8.💡 Does an app idea like a library due-date alert solve a real problem? (a) Yes (b) No
9. 9.🗒️ When should nice-to-have features be built? (a) on day one (b) before anything (c) never (d) after the must-haves
10. 10.🗒️ In MVP, the M stands for ___. (a) mobile (b) music (c) minimum (d) maximum
11. 11.👥 A library app has 210 readers, 190 librarians and 290 volunteers as users. How many more volunteers than readers are there?
12. 12.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) change the bus icon (b) a dark mode (c) show arrival time (d) rate the driver
13. 13.True or false: tap to Save is data. (a) False (b) True
14. 14.💡 Which app idea solves this problem: a patient misses doses? (a) a study-room finder (b) a medicine reminder (c) a lost-and-found board (d) a bill splitter
15. 15.👥 A cricket club app has 45 players, 225 coaches and 185 fans as users. How many more coaches than players are there?
16. 16.🧩 Which of these is a button on this screen?
    [title] New Note
    [button] Next
    [button] Done
    [button] Cancel
    [text box] Phone
    [slider] Brightness
    [switch] Show hints (a) Brightness (b) Phone (c) Show hints (d) Cancel
17. 17.🗒️ Version 1 of a pocket-money tracker must be ready in 13 days. How many days are left for extras after the must-haves?
    add money received: 3 days
    add money spent: 4 days
    show the balance: 3 days
18. 18.True or false: an app updates from the store. (a) True (b) False
19. 19.🗒️ A to-do app with no “add a task” feature is ___. (a) missing a must-have (b) a nice extra (c) ready to release (d) well planned
20. 20.🗒️ Version 1 of a pocket-money tracker must be ready in 10 days. How many days are left for extras after the must-haves?
    add money received: 3 days
    add money spent: 4 days
    show the balance: 3 days
21. 21.🔍 Which is the odd one out? (a) speaking a command (b) adding up a bill (c) typing your age (d) taking a photo
22. 22.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) add a homework task (b) pick a theme colour (c) see tasks by day (d) set a due date
23. 23.⚙️ In an app, is checking a password an input, processing or an output? (a) processing (b) input (c) output
24. 24.💡 Which app idea solves this problem: bottles go missing at school? (a) a lost-and-found board (b) a study-room finder (c) a bill splitter (d) a medicine reminder
25. 25.📲 What happens when you tap an app’s icon? (a) the app is deleted (b) the phone charges (c) the sound turns off (d) the app opens
26. 26.🗒️ 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
27. 27.🗒️ The first small, working version of an app is often called an ___. (a) MVP (b) URL (c) CPU (d) FAQ
28. 28.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    missing the bus: 7 votes
    losing water bottles: 17 votes
    no quiet study place: 20 votes (a) no quiet study place (b) missing the bus (c) losing water bottles
29. 29.True or false: the home page of an app is a screen. (a) False (b) True
30. 30.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting birthdays: 16 votes
    missing the bus: 11 votes
    wasting pocket money: 6 votes (a) wasting pocket money (b) missing the bus (c) forgetting birthdays
31. 31.🗂️ What kind of app is a flashcard trainer? (a) a game (b) a health app (c) a tool app (d) a learning app
32. 32.👥 A clinic app has 115 patients, 60 doctors and 40 nurses as users. How many users does it have in all?
33. 33.🗒️ Version 1 of a pocket-money tracker must be ready in 17 days. How many days are left for extras after the must-haves?
    add money received: 3 days
    add money spent: 4 days
    show the balance: 5 days
34. 34.⚙️ Which line does the processing (works out the answer)?
    line 1: let km = 10; // typed by the user
    line 2: let metres = km * 1000;
    line 3: show(metres); (a) line 2 (b) line 3 (c) line 1
35. 35.📱 Which one has a home-screen icon: an app or a website? (a) an app (b) a website
36. 36.True or false: you share the download link at the release stage. (a) True (b) False
37. 37.True or false: a website comes from an app store. (a) False (b) True
38. 38.🧩 How many buttons does this app screen have?
    [title] Sign Up
    [text box] Name
    [switch] Remind me
    [slider] Volume
    [button] Send
39. 39.🔢 When you make an app, which comes first: “build the app” or “get an idea”? (a) build the app (b) get an idea
40. 40.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 185; // typed by the user
    line 2: let friends = 5; // typed by the user
    line 3: let share = bill / friends;
    line 4: show(share); (a) line 1 (b) line 4 (c) line 2 (d) line 3

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