App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 728 · 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.📊 Survey: which problem bugs you most? How many more votes did “wasting pocket money” get than “forgetting birthdays”?
   forgetting homework: 6 votes
   wasting pocket money: 20 votes
   forgetting birthdays: 7 votes
2. 2.🔍 Which is the odd one out? (a) pick the features (b) talk to possible users (c) draw the user flow (d) sketch the screens
3. 3.🛠️ At which stage do you talk to possible users? (a) the build stage (b) the plan stage (c) the release stage (d) the idea stage
4. 4.📱 Which one has a web address: an app or a website? (a) a website (b) an app
5. 5.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) rate the driver (b) change the bus icon (c) a dark mode (d) see where the bus is
6. 6.⚙️ Which line does the processing (works out the answer)?
   line 1: let price = 25; // 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 4 (c) line 1 (d) line 3
7. 7.True or false: you add the buttons at the test stage. (a) True (b) False
8. 8.📊 Survey: which problem bugs you most? How many students voted in all?
   losing water bottles: 9 votes
   no quiet study place: 14 votes
   missing the bus: 13 votes
9. 9.True or false: you write down the bugs at the test stage. (a) True (b) False
10. 10.💡 A good app idea starts with ___. (a) a problem to solve (b) a cool logo (c) a long name (d) many colours
11. 11.🧩 How many buttons does this app screen have?
    [title] Add Homework
    [text box] Notes
    [button] Cancel
    [text box] City
    [slider] Text size
    [button] Back
    [switch] Dark mode
    [text box] Phone
    [button] Start
12. 12.True or false: a lost-and-found board solves no real problem. (a) True (b) False
13. 13.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [text box] Subject
    [button] Help
    [button] Send
    [text box] Email
    [text box] Phone
    [button] Save
14. 14.🧩 How many buttons does this app screen have?
    [title] Settings
    [button] Save
    [text box] Due date
    [switch] Sound
15. 15.👥 A clinic app has 165 patients, 125 doctors and 75 nurses as users. Which user group is the biggest? (a) patients (b) doctors (c) nurses
16. 16.👥 A clinic app has 230 patients, 75 doctors and 65 nurses as users. How many users does it have in all?
17. 17.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) pick your bus stop (b) see where the bus is (c) rate the driver (d) show arrival time
18. 18.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    no quiet study place: 18 votes
    missing the bus: 15 votes
    wasting pocket money: 19 votes (a) wasting pocket money (b) missing the bus (c) no quiet study place
19. 19.🗒️ Version 1 of a quiz app must be ready in 10 days. How many days are left for extras after the must-haves?
    show a question: 3 days
    check the answer: 1 days
    show the score: 3 days
20. 20.Which of these happens at the build stage? (a) try every button (b) write down the bugs (c) write the code (d) talk to possible users
21. 21.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] New Note
    [switch] Dark mode
    [text box] Name
    [text box] Age
    [text box] Phone
    [button] Done
22. 22.🧩 In an app, what is tap to Start? (a) a screen (b) data (c) an input (d) a button
23. 23.📱 Which one is installed on a phone: an app or a website? (a) a website (b) an app
24. 24.🧩 In an app, what is the settings page? (a) an input (b) a screen (c) data (d) a button
25. 25.🗒️ Version 1 of a homework planner must be ready in 8 days. How many days are left for extras after the must-haves?
    add a homework task: 1 days
    set a due date: 2 days
    see tasks by day: 2 days
26. 26.🔢 When you make an app, which comes LAST? (a) release it (b) build the app (c) plan the screens (d) get an idea
27. 27.Which of these is an output? (a) a pop-up message (b) sorting the scores (c) speaking a command (d) taking a photo
28. 28.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 42; // 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 1 (c) line 4 (d) line 3
29. 29.🔢 When you make an app, which comes first: “build the app” or “release it”? (a) build the app (b) release it
30. 30.🧩 Which input is best for choosing a volume level? (a) a switch (b) a slider (c) a title (d) a text box
31. 31.True or false: a puzzle with levels is a learning app. (a) False (b) True
32. 32.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) water animations (b) custom alert sounds (c) share your streak (d) set a reminder time
33. 33.👥 A library app has 300 readers, 75 librarians and 180 volunteers as users. Which user group is the biggest? (a) librarians (b) volunteers (c) readers
34. 34.Which of these happens at the plan stage? (a) draw the user flow (b) list what users need (c) let friends try it (d) spot a problem to solve
35. 35.🗂️ What kind of app is a cricket run chase? (a) a tool app (b) a health app (c) a game (d) a learning app
36. 36.⚙️ In an app, is typing your age an input, processing or an output? (a) input (b) output (c) processing
37. 37.🧩 How many buttons does this app screen have?
    [title] Edit Profile
    [button] Help
    [text box] Notes
    [slider] Brightness
    [text box] Phone
38. 38.🧩 How many buttons does this app screen have?
    [title] Add Homework
    [text box] Phone
    [button] Help
    [text box] Name
    [switch] Sound
    [text box] Subject
39. 39.🎯 What is the best first step to learn what users need? (a) write the code (b) pick the colours (c) ask and watch users (d) guess on your own
40. 40.🗂️ What kind of app is a word battle? (a) a health app (b) a game (c) a learning app (d) a tool app

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