App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 443 · 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.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) add a homework task (b) set a due date (c) see tasks by day (d) earn stickers
2. 2.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] Edit Profile
   [switch] Dark mode
   [button] Send
   [text box] Age
   [button] Next
   [text box] Email
   [text box] Due date
3. 3.💡 Does an app idea like a bill splitter solve a real problem? (a) No (b) Yes
4. 4.💡 Does an app idea like a blank grey screen solve a real problem? (a) No (b) Yes
5. 5.🔍 Which is the odd one out? (a) tapping a button (b) taking a photo (c) speaking a command (d) sorting the scores
6. 6.🧩 In an app, what is a slider for volume? (a) a screen (b) data (c) an input (d) a button
7. 7.True or false: a step counter is a health app. (a) True (b) False
8. 8.Which of these is a user need? (a) a search bar (b) a share button (c) a dark mode switch (d) “Small text is hard”
9. 9.🔍 Which is the odd one out? (a) talk to possible users (b) spot a problem to solve (c) list what users need (d) write down the bugs
10. 10.🔍 Which is the odd one out? (a) write down the bugs (b) write the code (c) try every button (d) let friends try it
11. 11.🧩 In an app, what is tap to Start? (a) a screen (b) an input (c) a button (d) data
12. 12.🧩 In an app, what is tap to Send? (a) an input (b) a screen (c) data (d) a button
13. 13.Which of these is a feature? (a) “Small text is hard” (b) a search bar (c) “What should I cook?” (d) “I keep missing the bus”
14. 14.⚙️ What number does this app show?
    let km = 5; // typed by the user
    let metres = km * 1000;
    show(metres);
15. 15.⚙️ What number does this app show?
    let km = 13; // typed by the user
    let metres = km * 1000;
    show(metres);
16. 16.🗒️ The first small, working version of an app is often called an ___. (a) CPU (b) FAQ (c) MVP (d) URL
17. 17.Which of these app ideas solves a real problem? (a) a library due-date alert (b) a button with no action (c) a page of random dots (d) a blank grey screen
18. 18.🛠️ At which stage do you pick the features? (a) the plan stage (b) the test stage (c) the idea stage (d) the release stage
19. 19.📅 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?
20. 20.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) share tasks to friends (b) see tasks by day (c) earn stickers (d) pick a theme colour
21. 21.True or false: tap to Start is a button. (a) False (b) True
22. 22.🗒️ Version 1 of a water reminder must be ready in 8 days. How many days are left for extras after the must-haves?
    set a reminder time: 1 days
    log a glass of water: 3 days
    see today’s total: 2 days
23. 23.🧩 How many buttons does this app screen have?
    [title] Edit Profile
    [text box] Due date
    [slider] Volume
    [switch] Dark mode
    [button] Help
24. 24.True or false: your high score is data. (a) False (b) True
25. 25.⚙️ In an app, is a pop-up message an input, processing or an output? (a) output (b) processing (c) input
26. 26.Which of these is an input? (a) tap to go Next (b) tap to Save (c) a date picker (d) tap to Send
27. 27.🔍 Which is the odd one out? (a) put it on an app store (b) draw the user flow (c) sketch the screens (d) pick the features
28. 28.True or false: you write down the bugs at the test stage. (a) False (b) True
29. 29.🧩 Which input is best for typing your name? (a) a switch (b) a text box (c) a slider (d) a picture
30. 30.Which of these is true of an app? (a) opens in a web browser (b) opens from a link (c) comes from an app store (d) needs no installing
31. 31.💡 Which app idea solves this problem: students cannot find a quiet room? (a) a lost-and-found board (b) a study-room finder (c) a homework planner (d) a bill splitter
32. 32.True or false: today’s step count is data. (a) False (b) True
33. 33.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) water animations (b) custom alert sounds (c) see today’s total (d) share your streak
34. 34.💡 Does an app idea like a button with no action solve a real problem? (a) Yes (b) No
35. 35.Which of these is a button? (a) a date picker (b) a switch for dark mode (c) tap to Save (d) a box to type a name
36. 36.🗒️ Version 1 of a pocket-money tracker must be ready in 13 days. How many days are left for extras after the must-haves?
    add money received: 1 days
    add money spent: 1 days
    show the balance: 5 days
37. 37.🔢 After an app is released, what comes right after “read user reviews”? (a) fix and improve (b) test it again (c) list what to fix (d) release an update
38. 38.Which of these happens at the idea stage? (a) write the store text (b) spot a problem to solve (c) draw the user flow (d) let friends try it
39. 39.🔍 Which is the odd one out? (a) a result on screen (b) working out a tip (c) a beep sound (d) a pop-up message
40. 40.⚙️ What number does this app show?
    let price = 65; // typed by the user
    let qty = 6; // typed by the user
    let total = price * qty;
    show(total);

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