App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 550 · 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] New Note
   [slider] Text size
   [text box] Name
   [switch] Show hints
   [text box] Subject
   [text box] Notes
   [button] Help
2. 2.🗒️ Version 1 of a pocket-money tracker must be ready in 16 days. How many days are left for extras after the must-haves?
   add money received: 3 days
   add money spent: 3 days
   show the balance: 5 days
3. 3.⚙️ Which line does the processing (works out the answer)?
   line 1: let price = 10; // typed by the user
   line 2: let qty = 6; // typed by the user
   line 3: let total = price * qty;
   line 4: show(total); (a) line 2 (b) line 4 (c) line 3 (d) line 1
4. 4.Which of these is a screen? (a) tap to Save (b) a box to type a name (c) the settings page (d) your high score
5. 5.🧩 In an app, what is tap to Save? (a) data (b) an input (c) a button (d) a screen
6. 6.🔢 After an app is released, which comes first: “list what to fix” or “release an update”? (a) release an update (b) list what to fix
7. 7.📊 Survey: which problem bugs you most? Which problem should your app solve first?
   wasting pocket money: 22 votes
   forgetting birthdays: 4 votes
   losing water bottles: 18 votes (a) losing water bottles (b) wasting pocket money (c) forgetting birthdays
8. 8.🗂️ What kind of app is an alarm clock? (a) a health app (b) a game (c) a learning app (d) a tool app
9. 9.🛠️ At which stage do you let friends try it? (a) the release stage (b) the test stage (c) the idea stage (d) the build stage
10. 10.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) share tasks to friends (b) earn stickers (c) see tasks by day (d) pick a theme colour
11. 11.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 60; // typed by the user
    line 2: let qty = 2; // typed by the user
    line 3: let total = price * qty;
    line 4: show(total); (a) line 4 (b) line 2 (c) line 3 (d) line 1
12. 12.📅 An app team plans for 3 days, builds for 7 days, tests for 3 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
13. 13.True or false: a homework planner is the best fit for a student who keeps forgetting due dates. (a) True (b) False
14. 14.🔢 When you make an app, which comes first: “build the app” or “get an idea”? (a) build the app (b) get an idea
15. 15.🧩 Which of these is a button on this screen?
    [title] Add Homework
    [button] Send
    [text box] Age
    [text box] Due date (a) Due date (b) Send (c) Age
16. 16.Which of these app ideas solves a real problem? (a) a lost-and-found board (b) a page of random dots (c) an app that just says hi (d) a blank grey screen
17. 17.True or false: a lost-and-found board solves no real problem. (a) False (b) True
18. 18.Which of these is a user need? (a) “I forget my homework” (b) a reminder alarm (c) a share button (d) a search bar
19. 19.Which of these is an output? (a) tapping a button (b) adding up a bill (c) working out a tip (d) a beep sound
20. 20.Which of these is data? (a) your saved notes (b) a date picker (c) the game-over page (d) tap to Send
21. 21.🎯 Is this a user need or a feature: “I keep missing the bus”? (a) a feature (b) a user need
22. 22.🛠️ At which stage do you draw the user flow? (a) the test stage (b) the release stage (c) the plan stage (d) the idea stage
23. 23.🎯 Is this a user need or a feature: “I forget my homework”? (a) a user need (b) a feature
24. 24.📱 Which one is installed on a phone: an app or a website? (a) a website (b) an app
25. 25.🗒️ Why keep version 1 small? (a) to confuse users (b) to learn from users soon (c) to use up storage (d) to look bigger
26. 26.🗒️ What is a must-have feature? (a) a nice extra (b) a sound effect (c) one the app cannot skip (d) a colour theme
27. 27.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 510; // typed by the user
    line 2: let off = 10; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 4 (b) line 3 (c) line 2 (d) line 1
28. 28.🔍 Which is the odd one out? (a) write down the bugs (b) let friends try it (c) try every button (d) sketch the screens
29. 29.🧩 What do we call one full page of an app? (a) a screen (b) a variable (c) a battery (d) a cable
30. 30.🔢 After an app is released, what comes right after “list what to fix”? (a) test it again (b) release an update (c) read user reviews (d) fix and improve
31. 31.💡 Which app idea solves this problem: pupils forget due dates? (a) a medicine reminder (b) a study-room finder (c) a bill splitter (d) a homework planner
32. 32.🔍 Which is the odd one out? (a) a unit converter (b) a cricket run chase (c) an alarm clock (d) a calculator
33. 33.Which of these is a feature? (a) “Small text is hard” (b) “I keep missing the bus” (c) a dark mode switch (d) “I forget my homework”
34. 34.True or false: a website has a home-screen icon. (a) False (b) True
35. 35.True or false: you write the store text at the plan stage. (a) True (b) False
36. 36.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) add a homework task (b) pick a theme colour (c) share tasks to friends (d) earn stickers
37. 37.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 111; // typed by the user
    line 2: let friends = 3; // typed by the user
    line 3: let share = bill / friends;
    line 4: show(share); (a) line 1 (b) line 4 (c) line 3 (d) line 2
38. 38.💡 Does an app idea like a medicine reminder solve a real problem? (a) No (b) Yes
39. 39.True or false: the settings page is a screen. (a) True (b) False
40. 40.📊 Survey: which problem bugs you most? How many students voted in all?
    forgetting homework: 8 votes
    missing the bus: 6 votes
    forgetting birthdays: 15 votes

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