App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 453 · 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, what is tap to Start? (a) data (b) a button (c) an input (d) a screen
2. 2.⚙️ In an app, is speaking a command an input, processing or an output? (a) input (b) processing (c) output
3. 3.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) see tasks by day (b) add a homework task (c) set a due date (d) share tasks to friends
4. 4.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) see where the bus is (b) show arrival time (c) change the bus icon (d) pick your bus stop
5. 5.True or false: a homework planner is the best fit for a pupil juggling five projects. (a) True (b) False
6. 6.True or false: a website has a home-screen icon. (a) False (b) True
7. 7.📊 Survey: which problem bugs you most? How many more votes did “losing water bottles” get than “wasting pocket money”?
   forgetting homework: 7 votes
   losing water bottles: 16 votes
   wasting pocket money: 13 votes
8. 8.🔢 After an app is released, what comes right after “test it again”? (a) list what to fix (b) fix and improve (c) read user reviews (d) release an update
9. 9.🧩 In an app, what is tap to Send? (a) an input (b) a screen (c) data (d) a button
10. 10.True or false: a step counter is a tool app. (a) False (b) True
11. 11.Which of these is true of an app? (a) opens from a link (b) is installed on a phone (c) opens in a web browser (d) needs no installing
12. 12.📊 Survey: which problem bugs you most? How many more votes did “forgetting homework” get than “forgetting birthdays”?
    forgetting homework: 13 votes
    forgetting birthdays: 4 votes
    no quiet study place: 22 votes
13. 13.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 240; // 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 2 (b) line 3 (c) line 1 (d) line 4
14. 14.Which of these is a screen? (a) a slider for volume (b) your high score (c) the log-in page (d) today’s step count
15. 15.📱 Where do people usually download phone apps from? (a) a web server (b) a printer (c) a charger (d) an app store
16. 16.📱 Which one comes from an app store: an app or a website? (a) a website (b) an app
17. 17.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) earn stickers (b) pick a theme colour (c) share tasks to friends (d) add a homework task
18. 18.🛠️ At which stage do you talk to possible users? (a) the plan stage (b) the idea stage (c) the test stage (d) the release stage
19. 19.🗒️ When should nice-to-have features be built? (a) after the must-haves (b) before anything (c) never (d) on day one
20. 20.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 100; // 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 1 (b) line 3 (c) line 4 (d) line 2
21. 21.🗒️ What is a must-have feature? (a) a nice extra (b) a colour theme (c) one the app cannot skip (d) a sound effect
22. 22.🧩 Which of these is a button on this screen?
    [title] Settings
    [slider] Volume
    [button] Back
    [button] Send
    [switch] Sound
    [text box] City
    [text box] Phone
    [text box] Age (a) Age (b) City (c) Phone (d) Send
23. 23.🗒️ In MVP, the M stands for ___. (a) minimum (b) mobile (c) maximum (d) music
24. 24.True or false: you pick the features at the idea stage. (a) False (b) True
25. 25.🗂️ What kind of app is a times-table quiz? (a) a health app (b) a learning app (c) a tool app (d) a game
26. 26.🎯 Is this a user need or a feature: a reminder alarm? (a) a user need (b) a feature
27. 27.💡 Does an app idea like a button with no action solve a real problem? (a) No (b) Yes
28. 28.📱 Which one opens from a link: an app or a website? (a) a website (b) an app
29. 29.👥 A school app has 125 students, 295 teachers and 260 parents as users. How many users does it have in all?
30. 30.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) a dark mode (b) pick your bus stop (c) show arrival time (d) see where the bus is
31. 31.🧩 In an app, what is a switch for dark mode? (a) a button (b) an input (c) a screen (d) data
32. 32.🧩 In an app, what is tap to Save? (a) an input (b) data (c) a button (d) a screen
33. 33.💡 Does an app idea like a library due-date alert solve a real problem? (a) No (b) Yes
34. 34.⚙️ What number does this app show?
    let price = 360; // typed by the user
    let off = 10; // typed by the user
    let pay = price - off;
    show(pay);
35. 35.True or false: a library due-date alert solves a real problem. (a) False (b) True
36. 36.Which of these app ideas solves a real problem? (a) a page of random dots (b) a library due-date alert (c) an app that just says hi (d) a button with no action
37. 37.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) see tasks by day (b) set a due date (c) pick a theme colour (d) add a homework task
38. 38.💡 Which app idea solves this problem: projects pile up at once? (a) a lost-and-found board (b) a homework planner (c) a medicine reminder (d) a bill splitter
39. 39.Which of these is a screen? (a) tap to go Next (b) tap to Start (c) the game-over page (d) a slider for volume
40. 40.📅 An app team plans for 4 days, builds for 11 days, tests for 3 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?

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