App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 47 · 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.True or false: an app opens from a link. (a) True (b) False
2. 2.🔍 Which is the odd one out? (a) pick the features (b) add the buttons (c) sketch the screens (d) draw the user flow
3. 3.🎯 Which app would help this user most: a grandparent with weak eyesight? (a) a pocket-money tracker (b) a homework planner (c) a water reminder (d) a big-text reader
4. 4.True or false: an app has a web address. (a) True (b) False
5. 5.🧩 Which of these is a button on this screen?
   [title] Sign Up
   [text box] Notes
   [slider] Brightness
   [text box] Email
   [button] Back
   [text box] Age
   [button] Save (a) Notes (b) Age (c) Email (d) Back
6. 6.🎯 Is this a user need or a feature: “I keep missing the bus”? (a) a user need (b) a feature
7. 7.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) background music (b) confetti effects (c) show a question (d) an avatar shop
8. 8.📊 Survey: which problem bugs you most? How many more votes did “forgetting birthdays” get than “wasting pocket money”?
   forgetting homework: 6 votes
   wasting pocket money: 13 votes
   forgetting birthdays: 14 votes
9. 9.📊 Survey: which problem bugs you most? Which problem should your app solve first?
   no quiet study place: 9 votes
   wasting pocket money: 6 votes
   missing the bus: 8 votes (a) missing the bus (b) wasting pocket money (c) no quiet study place
10. 10.🗒️ Version 1 of a pocket-money tracker must be ready in 9 days. How many days are left for extras after the must-haves?
    add money received: 3 days
    add money spent: 1 days
    show the balance: 4 days
11. 11.⚙️ Which line does the processing (works out the answer)?
    line 1: let km = 5; // typed by the user
    line 2: let metres = km * 1000;
    line 3: show(metres); (a) line 3 (b) line 1 (c) line 2
12. 12.⚙️ Which line does the processing (works out the answer)?
    line 1: let km = 14; // typed by the user
    line 2: let metres = km * 1000;
    line 3: show(metres); (a) line 1 (b) line 3 (c) line 2
13. 13.🔍 Which is the odd one out? (a) speaking a command (b) tapping a button (c) typing your age (d) working out a tip
14. 14.🔢 When you make an app, which comes LAST? (a) build the app (b) release it (c) plan the screens (d) test the app
15. 15.True or false: a library due-date alert solves no real problem. (a) False (b) True
16. 16.⚙️ What number does this app show?
    let price = 70; // typed by the user
    let qty = 6; // typed by the user
    let total = price * qty;
    show(total);
17. 17.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) export to a file (b) savings stickers (c) add money received (d) pie-chart colours
18. 18.🧩 Which of these is a button on this screen?
    [title] Add Homework
    [text box] Email
    [slider] Text size
    [button] Back
    [text box] Notes
    [button] Done
    [text box] Due date
    [button] Send (a) Email (b) Due date (c) Notes (d) Send
19. 19.⚙️ What number does this app show?
    let price = 110; // typed by the user
    let off = 50; // typed by the user
    let pay = price - off;
    show(pay);
20. 20.🔢 When you make an app, what comes right after “plan the screens”? (a) release it (b) test the app (c) get an idea (d) build the app
21. 21.🧩 In an app, what is tap to Save? (a) a button (b) a screen (c) an input (d) data
22. 22.Which of these app ideas solves no real problem? (a) a medicine reminder (b) a page of random dots (c) a library due-date alert (d) a bill splitter
23. 23.🗒️ Version 1 of a bus tracker must be ready in 11 days. How many days are left for extras after the must-haves?
    see where the bus is: 4 days
    show arrival time: 2 days
    pick your bus stop: 4 days
24. 24.📱 The word “app” is short for ___. (a) apparatus (b) application (c) appetite (d) appointment
25. 25.⚙️ In an app, is adding up a bill an input, processing or an output? (a) input (b) output (c) processing
26. 26.🗒️ The first small, working version of an app is often called an ___. (a) CPU (b) MVP (c) URL (d) FAQ
27. 27.True or false: a word battle is a tool app. (a) False (b) True
28. 28.📱 Which one opens in a web browser: an app or a website? (a) a website (b) an app
29. 29.True or false: a website is installed on a phone. (a) False (b) True
30. 30.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Sign Up
    [button] Done
    [text box] Email
    [button] Save
    [slider] Volume
    [button] Start
    [switch] Sound
31. 31.🎯 Is this a user need or a feature: “I forget my homework”? (a) a user need (b) a feature
32. 32.🧩 Which part lets the user give the app information? (a) a logo (b) a title (c) an icon (d) an input
33. 33.Which of these is processing? (a) a buzz (vibration) (b) tapping a button (c) sorting the scores (d) a result on screen
34. 34.🗒️ Version 1 of a homework planner must be ready in 10 days. How many days are left for extras after the must-haves?
    add a homework task: 2 days
    set a due date: 2 days
    see tasks by day: 2 days
35. 35.🧩 In an app, what is a slider for volume? (a) data (b) an input (c) a button (d) a screen
36. 36.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) custom alert sounds (b) share your streak (c) water animations (d) see today’s total
37. 37.True or false: a website needs no installing. (a) False (b) True
38. 38.🧩 Which of these is a button on this screen?
    [title] Sign Up
    [button] Save
    [switch] Sound
    [text box] Name (a) Save (b) Sound (c) Name
39. 39.Which of these is an input? (a) your saved notes (b) the settings page (c) your friends list (d) a switch for dark mode
40. 40.Which of these is data? (a) a date picker (b) the settings page (c) today’s step count (d) tap to Send

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