App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 988 · 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 number does this app show?
   let price = 100; // typed by the user
   let qty = 2; // typed by the user
   let total = price * qty;
   show(total);
2. 2.💡 Does an app idea like a library due-date alert solve a real problem? (a) No (b) Yes
3. 3.👥 A clinic app has 70 patients, 280 doctors and 50 nurses as users. How many more doctors than patients are there?
4. 4.🧩 How many buttons does this app screen have?
   [title] Add Homework
   [text box] Age
   [button] Back
   [text box] Due date
   [text box] Phone
5. 5.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) share tasks to friends (b) add a homework task (c) pick a theme colour (d) earn stickers
6. 6.🎯 An app for “everyone” with no clear user usually ___. (a) wins every prize (b) is easy to build (c) needs no testing (d) helps nobody well
7. 7.🧩 In an app, what is the game-over page? (a) a screen (b) data (c) a button (d) an input
8. 8.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] Sign Up
   [button] Done
   [button] Send
   [text box] City
   [slider] Volume
   [text box] Phone
9. 9.📱 Which one opens from a link: an app or a website? (a) an app (b) a website
10. 10.🔍 Which is the odd one out? (a) a unit converter (b) a calculator (c) a cricket run chase (d) a torch
11. 11.True or false: your friends list is an input. (a) False (b) True
12. 12.🗒️ Why keep version 1 small? (a) to look bigger (b) to use up storage (c) to confuse users (d) to learn from users soon
13. 13.👥 A cricket club app has 75 players, 55 coaches and 90 fans as users. How many users does it have in all?
14. 14.🧩 Which part lets the user give the app information? (a) a title (b) an icon (c) a logo (d) an input
15. 15.Which of these happens at the idea stage? (a) list what users need (b) let friends try it (c) write the code (d) draw the user flow
16. 16.⚙️ What number does this app show?
    let bill = 132; // typed by the user
    let friends = 4; // typed by the user
    let share = bill / friends;
    show(share);
17. 17.👥 A clinic app has 100 patients, 295 doctors and 265 nurses as users. How many users does it have in all?
18. 18.🔍 Which is the odd one out? (a) a cricket run chase (b) a puzzle with levels (c) an alarm clock (d) a racing challenge
19. 19.True or false: a page of random dots solves no real problem. (a) True (b) False
20. 20.📱 Which one has a home-screen icon: an app or a website? (a) a website (b) an app
21. 21.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) savings stickers (b) add money spent (c) export to a file (d) pie-chart colours
22. 22.🔍 Which is the odd one out? (a) sorting the scores (b) taking a photo (c) checking a password (d) working out a tip
23. 23.🗂️ What kind of app is a unit converter? (a) a game (b) a learning app (c) a health app (d) a tool app
24. 24.🔢 When you make an app, which comes LAST? (a) plan the screens (b) test the app (c) release it (d) build the app
25. 25.🔍 Which is the odd one out? (a) let friends try it (b) spot a problem to solve (c) list what users need (d) talk to possible users
26. 26.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting birthdays: 19 votes
    missing the bus: 6 votes
    wasting pocket money: 10 votes (a) missing the bus (b) forgetting birthdays (c) wasting pocket money
27. 27.Which of these is a user need? (a) a reminder alarm (b) a dark mode switch (c) “Small text is hard” (d) a search bar
28. 28.True or false: a sleep tracker is a learning app. (a) False (b) True
29. 29.🗒️ Version 1 of a water reminder must be ready in 17 days. How many days are left for extras after the must-haves?
    set a reminder time: 4 days
    log a glass of water: 4 days
    see today’s total: 5 days
30. 30.🔍 Which is the odd one out? (a) sorting the scores (b) adding up a bill (c) working out a tip (d) typing your age
31. 31.True or false: sorting the scores is an input. (a) False (b) True
32. 32.Which of these app ideas solves a real problem? (a) a page of random dots (b) a button with no action (c) a bill splitter (d) an app that just says hi
33. 33.True or false: an app comes from an app store. (a) False (b) True
34. 34.🎯 What is a user need? (a) a problem a user has (b) a phone setting (c) a type of button (d) a colour theme
35. 35.🔍 Which is the odd one out? (a) pick the features (b) sketch the screens (c) draw the user flow (d) list what users need
36. 36.🔢 When you make an app, which comes FIRST? (a) release it (b) test the app (c) get an idea (d) plan the screens
37. 37.👥 A clinic app has 205 patients, 210 doctors and 60 nurses as users. Which user group is the biggest? (a) doctors (b) patients (c) nurses
38. 38.🔢 When you make an app, what comes right after “build the app”? (a) get an idea (b) test the app (c) release it (d) plan the screens
39. 39.🎯 Is this a user need or a feature: “I forget my homework”? (a) a feature (b) a user need
40. 40.📱 Which one updates from the store: an app or a website? (a) a website (b) an app

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