App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 870 · 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 inputs (text boxes, switches and sliders) does this screen have?
   [title] Sign Up
   [slider] Text size
   [button] Next
   [text box] Phone
   [text box] Name
   [text box] Subject
2. 2.🗂️ What kind of app is a torch? (a) a game (b) a health app (c) a tool app (d) a learning app
3. 3.Which of these is a feature? (a) “What should I cook?” (b) a search bar (c) “I keep missing the bus” (d) “I forget my homework”
4. 4.True or false: a slider for volume is an input. (a) False (b) True
5. 5.⚙️ Which line does the processing (works out the answer)?
   line 1: let bill = 106; // typed by the user
   line 2: let friends = 2; // typed by the user
   line 3: let share = bill / friends;
   line 4: show(share); (a) line 1 (b) line 2 (c) line 4 (d) line 3
6. 6.🔍 Which is the odd one out? (a) a step counter (b) a spelling coach (c) a times-table quiz (d) a flashcard trainer
7. 7.🔢 After an app is released, which comes LAST? (a) release an update (b) test it again (c) read user reviews (d) fix and improve
8. 8.True or false: a lost-and-found board solves no real problem. (a) True (b) False
9. 9.True or false: the game-over page is data. (a) True (b) False
10. 10.Which of these is true of a website? (a) updates from the store (b) comes from an app store (c) opens from a link (d) is installed on a phone
11. 11.True or false: the settings page is a screen. (a) True (b) False
12. 12.🗒️ Version 1 of a pocket-money tracker must be ready in 8 days. How many days are left for extras after the must-haves?
    add money received: 1 days
    add money spent: 2 days
    show the balance: 2 days
13. 13.👥 A cricket club app has 95 players, 155 coaches and 150 fans as users. How many users does it have in all?
14. 14.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 55; // typed by the user
    line 2: let qty = 3; // typed by the user
    line 3: let total = price * qty;
    line 4: show(total); (a) line 2 (b) line 3 (c) line 1 (d) line 4
15. 15.🔍 Which is the odd one out? (a) share the download link (b) write down the bugs (c) write the store text (d) put it on an app store
16. 16.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) add money spent (b) add money received (c) pie-chart colours (d) show the balance
17. 17.🧩 In an app, what is tap to Send? (a) data (b) a button (c) an input (d) a screen
18. 18.📅 An app team plans for 4 days, builds for 6 days, tests for 2 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
19. 19.🔍 Which is the odd one out? (a) a buzz (vibration) (b) checking a password (c) a pop-up message (d) a beep sound
20. 20.💡 Which app idea solves this problem: bottles go missing at school? (a) a study-room finder (b) a medicine reminder (c) a lost-and-found board (d) a bill splitter
21. 21.True or false: the log-in page is a screen. (a) True (b) False
22. 22.Which of these happens at the idea stage? (a) list what users need (b) draw the user flow (c) sketch the screens (d) share the download link
23. 23.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) savings stickers (b) export to a file (c) pie-chart colours (d) show the balance
24. 24.True or false: today’s step count is a button. (a) False (b) True
25. 25.True or false: tap to Start is a button. (a) True (b) False
26. 26.True or false: sorting the scores is processing. (a) False (b) True
27. 27.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    missing the bus: 3 votes
    losing water bottles: 8 votes
    no quiet study place: 9 votes (a) losing water bottles (b) no quiet study place (c) missing the bus
28. 28.🧩 How many buttons does this app screen have?
    [title] New Note
    [button] Send
    [button] Done
    [switch] Show hints
    [text box] Notes
    [button] Next
    [text box] Age
29. 29.🧩 How many buttons does this app screen have?
    [title] Add Homework
    [button] Send
    [text box] Name
    [slider] Brightness
    [text box] Due date
    [button] Help
    [switch] Sound
30. 30.🔍 Which is the odd one out? (a) talk to possible users (b) list what users need (c) pick the features (d) spot a problem to solve
31. 31.⚙️ Which line does the processing (works out the answer)?
    line 1: let km = 6; // typed by the user
    line 2: let metres = km * 1000;
    line 3: show(metres); (a) line 3 (b) line 2 (c) line 1
32. 32.True or false: a racing challenge is a game. (a) False (b) True
33. 33.True or false: a buzz (vibration) is an input. (a) True (b) False
34. 34.🎯 What is a user need? (a) a colour theme (b) a type of button (c) a phone setting (d) a problem a user has
35. 35.🎯 Is this a user need or a feature: a search bar? (a) a user need (b) a feature
36. 36.👥 A cricket club app has 255 players, 100 coaches and 60 fans as users. How many users does it have in all?
37. 37.🎯 Is this a user need or a feature: “I keep missing the bus”? (a) a user need (b) a feature
38. 38.Which of these app ideas solves a real problem? (a) a blank grey screen (b) an app that just says hi (c) a button with no action (d) a lost-and-found board
39. 39.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) background music (b) show a question (c) confetti effects (d) an avatar shop
40. 40.🗒️ Version 1 of a water reminder must be ready in 8 days. How many days are left for extras after the must-haves?
    set a reminder time: 3 days
    log a glass of water: 2 days
    see today’s total: 3 days

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