App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 767 · 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: you pick the features at the idea stage. (a) True (b) False
2. 2.💡 How can you check that people really have the problem? (a) pick a colour (b) ask possible users (c) just guess (d) copy another app
3. 3.📊 Survey: which problem bugs you most? How many students voted in all?
   no quiet study place: 25 votes
   losing water bottles: 15 votes
   forgetting homework: 12 votes
4. 4.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) rate the driver (b) pick your bus stop (c) show arrival time (d) see where the bus is
5. 5.True or false: the settings page is a screen. (a) True (b) False
6. 6.🗂️ What kind of app is an alarm clock? (a) a tool app (b) a game (c) a health app (d) a learning app
7. 7.🧩 In an app, what is the game-over page? (a) a button (b) an input (c) a screen (d) data
8. 8.🔍 Which is the odd one out? (a) spot a problem to solve (b) list what users need (c) talk to possible users (d) share the download link
9. 9.🔍 Which is the odd one out? (a) a step counter (b) a cricket run chase (c) a water reminder (d) a sleep tracker
10. 10.Which of these is a feature? (a) “Small text is hard” (b) “I keep missing the bus” (c) “What should I cook?” (d) a reminder alarm
11. 11.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) add money received (b) add money spent (c) savings stickers (d) show the balance
12. 12.Which of these is true of an app? (a) needs no installing (b) has a web address (c) opens in a web browser (d) comes from an app store
13. 13.True or false: the log-in page is a screen. (a) True (b) False
14. 14.True or false: speaking a command is an output. (a) False (b) True
15. 15.📅 An app team plans for 2 days, builds for 4 days, tests for 1 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
16. 16.⚙️ What number does this app show?
    let bill = 132; // typed by the user
    let friends = 3; // typed by the user
    let share = bill / friends;
    show(share);
17. 17.⚙️ 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
18. 18.📱 Which one has a web address: an app or a website? (a) a website (b) an app
19. 19.🧩 How many buttons does this app screen have?
    [title] Order Snacks
    [text box] Email
    [text box] Due date
    [button] Done
    [text box] City
    [switch] Dark mode
    [slider] Brightness
20. 20.🗒️ 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) change the bus icon (d) show arrival time
21. 21.📱 Which one has a home-screen icon: an app or a website? (a) an app (b) a website
22. 22.Which of these is true of an app? (a) opens in a web browser (b) updates from the store (c) needs no installing (d) opens from a link
23. 23.🛠️ At which stage do you draw the user flow? (a) the release stage (b) the build stage (c) the plan stage (d) the test stage
24. 24.Which of these is true of an app? (a) opens from a link (b) has a web address (c) is installed on a phone (d) opens in a web browser
25. 25.📱 Which one updates from the store: an app or a website? (a) a website (b) an app
26. 26.🔍 Which is the odd one out? (a) a calculator (b) a torch (c) a sleep tracker (d) an alarm clock
27. 27.Which of these is a user need? (a) a search bar (b) a reminder alarm (c) a share button (d) “I forget my homework”
28. 28.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 24; // typed by the user
    line 2: let friends = 2; // typed by the user
    line 3: let share = bill / friends;
    line 4: show(share); (a) line 4 (b) line 2 (c) line 3 (d) line 1
29. 29.⚙️ Which line does the processing (works out the answer)?
    line 1: let km = 3; // typed by the user
    line 2: let metres = km * 1000;
    line 3: show(metres); (a) line 2 (b) line 1 (c) line 3
30. 30.True or false: a sleep tracker is a health app. (a) True (b) False
31. 31.True or false: an app has a web address. (a) False (b) True
32. 32.Which of these happens at the plan stage? (a) list what users need (b) try every button (c) connect the data (d) pick the features
33. 33.🗒️ Version 1 of a homework planner must be ready in 13 days. How many days are left for extras after the must-haves?
    add a homework task: 1 days
    set a due date: 4 days
    see tasks by day: 2 days
34. 34.🧩 How many buttons does this app screen have?
    [title] New Note
    [button] Cancel
    [button] Back
    [text box] Email
    [text box] Age
    [text box] Name
35. 35.💡 Does an app idea like a page of random dots solve a real problem? (a) No (b) Yes
36. 36.🧩 How many buttons does this app screen have?
    [title] Add Homework
    [slider] Text size
    [button] Start
    [switch] Dark mode
    [button] Cancel
    [button] Help
    [text box] Age
37. 37.🛠️ At which stage do you spot a problem to solve? (a) the idea stage (b) the plan stage (c) the test stage (d) the build stage
38. 38.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) custom alert sounds (b) see today’s total (c) water animations (d) share your streak
39. 39.🗒️ Version 1 of a water reminder must be ready in 9 days. How many days are left for extras after the must-haves?
    set a reminder time: 1 days
    log a glass of water: 1 days
    see today’s total: 3 days
40. 40.📊 Survey: which problem bugs you most? How many students voted in all?
    missing the bus: 13 votes
    losing water bottles: 4 votes
    forgetting homework: 19 votes

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