App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 640 · 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 is a must-have feature? (a) a nice extra (b) one the app cannot skip (c) a colour theme (d) a sound effect
2. 2.🧩 In an app, what is the game-over page? (a) data (b) an input (c) a screen (d) a button
3. 3.⚙️ In an app, is typing your age an input, processing or an output? (a) output (b) processing (c) input
4. 4.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) pick a theme colour (b) earn stickers (c) share tasks to friends (d) set a due date
5. 5.True or false: a medicine reminder solves no real problem. (a) True (b) False
6. 6.Which of these is data? (a) the log-in page (b) your friends list (c) tap to Start (d) the game-over page
7. 7.🧩 Which of these is a button on this screen?
   [title] Edit Profile
   [button] Start
   [button] Help
   [text box] Notes
   [text box] Age
   [button] Done (a) Age (b) Notes (c) Help
8. 8.📊 Survey: which problem bugs you most? Which problem should your app solve first?
   forgetting birthdays: 17 votes
   wasting pocket money: 13 votes
   losing water bottles: 5 votes (a) wasting pocket money (b) forgetting birthdays (c) losing water bottles
9. 9.🔍 Which is the odd one out? (a) sorting the scores (b) speaking a command (c) working out a tip (d) checking a password
10. 10.🔍 Which is the odd one out? (a) a result on screen (b) adding up a bill (c) a pop-up message (d) a beep sound
11. 11.🗒️ Why keep version 1 small? (a) to use up storage (b) to confuse users (c) to look bigger (d) to learn from users soon
12. 12.🧩 Which input is best for typing your name? (a) a switch (b) a picture (c) a text box (d) a slider
13. 13.📊 Survey: which problem bugs you most? How many students voted in all?
    losing water bottles: 25 votes
    wasting pocket money: 11 votes
    forgetting homework: 14 votes
14. 14.True or false: you put it on an app store at the release stage. (a) False (b) True
15. 15.⚙️ In an app, is a pop-up message an input, processing or an output? (a) processing (b) input (c) output
16. 16.📊 Survey: which problem bugs you most? How many more votes did “wasting pocket money” get than “forgetting birthdays”?
    forgetting birthdays: 15 votes
    wasting pocket money: 21 votes
    losing water bottles: 18 votes
17. 17.🧑 Who is an app really made for? (a) its icon (b) its charger (c) its users (d) its coder only
18. 18.True or false: the log-in page is a screen. (a) False (b) True
19. 19.True or false: a date picker is an input. (a) False (b) True
20. 20.🗒️ Version 1 of a quiz app must be ready in 8 days. How many days are left for extras after the must-haves?
    show a question: 2 days
    check the answer: 1 days
    show the score: 2 days
21. 21.⚙️ What number does this app show?
    let price = 280; // typed by the user
    let off = 50; // typed by the user
    let pay = price - off;
    show(pay);
22. 22.🗒️ Version 1 of a pocket-money tracker must be ready in 14 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: 3 days
23. 23.True or false: an app updates from the store. (a) False (b) True
24. 24.Which of these is true of an app? (a) updates from the store (b) has a web address (c) opens in a web browser (d) opens from a link
25. 25.📊 Survey: which problem bugs you most? How many students voted in all?
    missing the bus: 6 votes
    losing water bottles: 7 votes
    no quiet study place: 3 votes
26. 26.📱 Which one has a home-screen icon: an app or a website? (a) a website (b) an app
27. 27.True or false: a date picker is data. (a) False (b) True
28. 28.Which of these is an input? (a) your saved notes (b) a switch for dark mode (c) tap to Send (d) the home page of an app
29. 29.🗒️ A to-do app with no “add a task” feature is ___. (a) well planned (b) a nice extra (c) missing a must-have (d) ready to release
30. 30.🔍 Which is the odd one out? (a) typing your age (b) tapping a button (c) a beep sound (d) speaking a command
31. 31.🧩 Which of these is a button on this screen?
    [title] Edit Profile
    [button] Back
    [text box] Due date
    [button] Save
    [text box] Name (a) Due date (b) Name (c) Save
32. 32.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) share your streak (b) water animations (c) custom alert sounds (d) log a glass of water
33. 33.Which of these is data? (a) your saved notes (b) the home page of an app (c) the log-in page (d) the settings page
34. 34.📱 The word “app” is short for ___. (a) appetite (b) application (c) apparatus (d) appointment
35. 35.🧩 Which of these is a button on this screen?
    [title] Sign Up
    [button] Back
    [button] Next
    [text box] Email
    [button] Save
    [switch] Remind me (a) Next (b) Remind me (c) Email
36. 36.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 190; // typed by the user
    line 2: let off = 40; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 1 (b) line 2 (c) line 3 (d) line 4
37. 37.Which of these is a user need? (a) a dark mode switch (b) a reminder alarm (c) a share button (d) “Small text is hard”
38. 38.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 20; // typed by the user
    line 2: let qty = 4; // typed by the user
    line 3: let total = price * qty;
    line 4: show(total); (a) line 3 (b) line 1 (c) line 4 (d) line 2
39. 39.🔍 Which is the odd one out? (a) pick the features (b) connect the data (c) draw the user flow (d) sketch the screens
40. 40.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) add money received (b) show the balance (c) export to a file (d) add money spent

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