App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 548 · 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.🧩 How many buttons does this app screen have?
   [title] Edit Profile
   [button] Save
   [button] Cancel
   [text box] Name
   [button] Send
2. 2.True or false: a calculator is a learning app. (a) True (b) False
3. 3.Which of these is an input? (a) speaking a command (b) a buzz (vibration) (c) adding up a bill (d) a pop-up message
4. 4.🛠️ At which stage do you write the code? (a) the plan stage (b) the release stage (c) the test stage (d) the build stage
5. 5.🎯 Is this a user need or a feature: a dark mode switch? (a) a feature (b) a user need
6. 6.📊 Survey: which problem bugs you most? How many more votes did “forgetting homework” get than “missing the bus”?
   missing the bus: 5 votes
   forgetting homework: 9 votes
   losing water bottles: 3 votes
7. 7.🔢 After an app is released, which comes first: “read user reviews” or “release an update”? (a) read user reviews (b) release an update
8. 8.True or false: an app comes from an app store. (a) False (b) True
9. 9.Which of these is true of a website? (a) opens in a web browser (b) comes from an app store (c) has a home-screen icon (d) is installed on a phone
10. 10.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    missing the bus: 21 votes
    no quiet study place: 22 votes
    wasting pocket money: 18 votes (a) wasting pocket money (b) missing the bus (c) no quiet study place
11. 11.🗒️ When should nice-to-have features be built? (a) on day one (b) before anything (c) after the must-haves (d) never
12. 12.📊 Survey: which problem bugs you most? How many more votes did “no quiet study place” get than “losing water bottles”?
    missing the bus: 7 votes
    losing water bottles: 3 votes
    no quiet study place: 15 votes
13. 13.True or false: a big-text reader is the best fit for a reader who finds small print hard. (a) True (b) False
14. 14.🧩 Which of these is a button on this screen?
    [title] Order Snacks
    [text box] Age
    [text box] Notes
    [button] Next
    [switch] Remind me
    [button] Send
    [button] Save (a) Age (b) Notes (c) Next (d) Remind me
15. 15.Which of these is true of an app? (a) opens in a web browser (b) comes from an app store (c) needs no installing (d) opens from a link
16. 16.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [button] Help
    [text box] Email
    [switch] Show hints
    [text box] City
    [button] Done
    [button] Back
17. 17.🔢 After an app is released, what comes right after “read user reviews”? (a) release an update (b) list what to fix (c) test it again (d) fix and improve
18. 18.Which of these is processing? (a) tapping a button (b) speaking a command (c) checking a password (d) a beep sound
19. 19.Which of these app ideas solves a real problem? (a) a button with no action (b) a free study-room finder (c) a blank grey screen (d) an app that just says hi
20. 20.👥 A clinic app has 180 patients, 240 doctors and 230 nurses as users. How many more doctors than patients are there?
21. 21.📱 Which one comes from an app store: an app or a website? (a) a website (b) an app
22. 22.⚙️ What number does this app show?
    let price = 150; // typed by the user
    let off = 20; // typed by the user
    let pay = price - off;
    show(pay);
23. 23.💡 Which app idea solves this problem: students cannot find a quiet room? (a) a study-room finder (b) a bill splitter (c) a homework planner (d) a medicine reminder
24. 24.📱 Which one has a home-screen icon: an app or a website? (a) a website (b) an app
25. 25.True or false: today’s step count is data. (a) True (b) False
26. 26.🧩 How many buttons does this app screen have?
    [title] Edit Profile
    [button] Back
    [text box] Phone
    [button] Next
    [button] Cancel
    [text box] City
27. 27.🔢 After an app is released, which comes first: “list what to fix” or “release an update”? (a) release an update (b) list what to fix
28. 28.🔍 Which is the odd one out? (a) let friends try it (b) talk to possible users (c) write down the bugs (d) try every button
29. 29.⚙️ In an app, is speaking a command an input, processing or an output? (a) output (b) processing (c) input
30. 30.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) see today’s total (b) custom alert sounds (c) log a glass of water (d) set a reminder time
31. 31.🔢 When you make an app, which comes first: “get an idea” or “release it”? (a) get an idea (b) release it
32. 32.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting birthdays: 4 votes
    wasting pocket money: 20 votes
    missing the bus: 13 votes (a) wasting pocket money (b) forgetting birthdays (c) missing the bus
33. 33.🎯 Is this a user need or a feature: “I keep missing the bus”? (a) a feature (b) a user need
34. 34.Which of these is true of a website? (a) updates from the store (b) comes from an app store (c) opens from a link (d) has a home-screen icon
35. 35.🛠️ At which stage do you draw the user flow? (a) the release stage (b) the test stage (c) the plan stage (d) the build stage
36. 36.💡 An app that tries to do everything at once is usually ___. (a) easy to build (b) very small (c) hard to use (d) finished fast
37. 37.📊 Survey: which problem bugs you most? How many more votes did “missing the bus” get than “no quiet study place”?
    no quiet study place: 8 votes
    forgetting homework: 25 votes
    missing the bus: 19 votes
38. 38.True or false: a water reminder is a health app. (a) False (b) True
39. 39.🗒️ What is a must-have feature? (a) a sound effect (b) a colour theme (c) one the app cannot skip (d) a nice extra
40. 40.👥 A cricket club app has 160 players, 85 coaches and 215 fans as users. How many users does it have in all?

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