App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 488 · 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.⚙️ In an app, is a beep sound an input, processing or an output? (a) input (b) processing (c) output
2. 2.Which of these is a screen? (a) your saved notes (b) the home page of an app (c) tap to go Next (d) tap to Start
3. 3.🗒️ Version 1 of a bus tracker must be ready in 12 days. How many days are left for extras after the must-haves?
   see where the bus is: 1 days
   show arrival time: 3 days
   pick your bus stop: 2 days
4. 4.True or false: a water reminder is the best fit for a reader who finds small print hard. (a) True (b) False
5. 5.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) a dark mode (b) see where the bus is (c) change the bus icon (d) rate the driver
6. 6.True or false: you draw the user flow at the idea stage. (a) True (b) False
7. 7.📴 Which of these can often still work with no internet? (a) a video call (b) an online search (c) a new website (d) an installed app
8. 8.🧩 How many buttons does this app screen have?
   [title] Edit Profile
   [text box] Email
   [button] Done
   [button] Send
   [button] Back
   [text box] Notes
   [slider] Text size
9. 9.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) show the balance (b) export to a file (c) add money spent (d) add money received
10. 10.👥 A clinic app has 285 patients, 85 doctors and 290 nurses as users. How many more patients than doctors are there?
11. 11.🔔 What is a message an app shows on your lock screen called? (a) a web address (b) a variable (c) a wireframe (d) a notification
12. 12.Which of these app ideas solves a real problem? (a) an app that just says hi (b) a button with no action (c) a free study-room finder (d) a blank grey screen
13. 13.🧩 In an app, what is today’s step count? (a) a screen (b) data (c) an input (d) a button
14. 14.Which of these is true of an app? (a) opens in a web browser (b) needs no installing (c) has a web address (d) is installed on a phone
15. 15.Which of these app ideas solves a real problem? (a) an app that just says hi (b) a blank grey screen (c) a bill splitter (d) a page of random dots
16. 16.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    wasting pocket money: 22 votes
    forgetting homework: 17 votes
    losing water bottles: 24 votes (a) wasting pocket money (b) losing water bottles (c) forgetting homework
17. 17.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Settings
    [button] Send
    [button] Save
    [text box] Subject
    [text box] Age
18. 18.Which of these happens at the test stage? (a) add the buttons (b) pick the features (c) write the code (d) try every button
19. 19.🔍 Which is the odd one out? (a) spot a problem to solve (b) try every button (c) talk to possible users (d) list what users need
20. 20.🎯 Is this a user need or a feature: a reminder alarm? (a) a user need (b) a feature
21. 21.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Settings
    [button] Save
    [text box] Age
    [text box] Subject
    [switch] Show hints
    [text box] Name
22. 22.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] New Note
    [button] Save
    [switch] Remind me
    [button] Next
    [button] Start
    [text box] Notes
23. 23.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) custom alert sounds (b) water animations (c) share your streak (d) see today’s total
24. 24.💡 Which app idea solves this problem: bottles go missing at school? (a) a study-room finder (b) a bill splitter (c) a medicine reminder (d) a lost-and-found board
25. 25.Which of these happens at the idea stage? (a) talk to possible users (b) write the code (c) sketch the screens (d) write the store text
26. 26.🔍 Which is the odd one out? (a) list what users need (b) sketch the screens (c) pick the features (d) draw the user flow
27. 27.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) savings stickers (b) show the balance (c) pie-chart colours (d) export to a file
28. 28.Which of these is a button? (a) your friends list (b) your high score (c) today’s step count (d) tap to Save
29. 29.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) log a glass of water (b) see today’s total (c) set a reminder time (d) water animations
30. 30.📊 Survey: which problem bugs you most? How many students voted in all?
    forgetting birthdays: 18 votes
    wasting pocket money: 6 votes
    no quiet study place: 13 votes
31. 31.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 35; // 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 3 (b) line 2 (c) line 4 (d) line 1
32. 32.🧩 Which of these is a button on this screen?
    [title] Edit Profile
    [text box] Age
    [button] Next
    [button] Help
    [button] Send
    [slider] Volume (a) Volume (b) Next (c) Age
33. 33.🗒️ You are planning version 1 of a quiz app. Which feature can WAIT for a later version? (a) show the score (b) an avatar shop (c) check the answer (d) show a question
34. 34.💡 Does an app idea like a bill splitter solve a real problem? (a) Yes (b) No
35. 35.🗒️ When should nice-to-have features be built? (a) before anything (b) after the must-haves (c) never (d) on day one
36. 36.Which of these is a user need? (a) a reminder alarm (b) a share button (c) “I keep missing the bus” (d) a dark mode switch
37. 37.🗂️ What kind of app is a unit converter? (a) a learning app (b) a health app (c) a tool app (d) a game
38. 38.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) see tasks by day (b) earn stickers (c) set a due date (d) add a homework task
39. 39.Which of these is a feature? (a) a share button (b) “What should I cook?” (c) “I forget my homework” (d) “Small text is hard”
40. 40.⚙️ What number does this app show?
    let bill = 180; // typed by the user
    let friends = 4; // typed by the user
    let share = bill / friends;
    show(share);

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