App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 967 · 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.🧩 Which of these is a button on this screen?
   [title] New Note
   [button] Send
   [switch] Remind me
   [slider] Brightness
   [button] Cancel
   [text box] Notes
   [button] Save (a) Remind me (b) Send (c) Notes (d) Brightness
2. 2.🧩 In an app, what is tap to Save? (a) a button (b) data (c) an input (d) a screen
3. 3.🎯 Which app would help this user most: a child saving up for a cycle? (a) a pocket-money tracker (b) a big-text reader (c) a water reminder (d) a bus tracker
4. 4.⚙️ Which line does the processing (works out the answer)?
   line 1: let price = 50; // 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 4 (b) line 1 (c) line 2 (d) line 3
5. 5.💡 A good app idea starts with ___. (a) a problem to solve (b) a long name (c) many colours (d) a cool logo
6. 6.🧩 How many buttons does this app screen have?
   [title] Settings
   [button] Save
   [text box] Notes
   [text box] Phone
   [text box] City
7. 7.🗒️ The first small, working version of an app is often called an ___. (a) FAQ (b) CPU (c) MVP (d) URL
8. 8.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) see where the bus is (b) show arrival time (c) pick your bus stop (d) change the bus icon
9. 9.🗒️ 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) pick your bus stop
10. 10.🛠️ At which stage do you try every button? (a) the test stage (b) the release stage (c) the plan stage (d) the idea stage
11. 11.🧩 Which of these is a button on this screen?
    [title] Sign Up
    [switch] Show hints
    [text box] Due date
    [button] Start
    [button] Next (a) Due date (b) Start (c) Show hints
12. 12.True or false: adding up a bill is an output. (a) True (b) False
13. 13.⚙️ What number does this app show?
    let price = 90; // typed by the user
    let qty = 2; // typed by the user
    let total = price * qty;
    show(total);
14. 14.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) log a glass of water (b) see today’s total (c) water animations (d) set a reminder time
15. 15.True or false: a times-table quiz is a game. (a) True (b) False
16. 16.🎯 An app for “everyone” with no clear user usually ___. (a) needs no testing (b) wins every prize (c) is easy to build (d) helps nobody well
17. 17.True or false: an app comes from an app store. (a) True (b) False
18. 18.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    losing water bottles: 14 votes
    wasting pocket money: 6 votes
    missing the bus: 9 votes (a) wasting pocket money (b) missing the bus (c) losing water bottles
19. 19.🗒️ Version 1 of a homework planner must be ready in 7 days. How many days are left for extras after the must-haves?
    add a homework task: 1 days
    set a due date: 3 days
    see tasks by day: 2 days
20. 20.Which of these app ideas solves no real problem? (a) a free study-room finder (b) a library due-date alert (c) a page of random dots (d) a medicine reminder
21. 21.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 85; // typed by the user
    line 2: let qty = 6; // typed by the user
    line 3: let total = price * qty;
    line 4: show(total); (a) line 1 (b) line 3 (c) line 2 (d) line 4
22. 22.🛠️ At which stage do you spot a problem to solve? (a) the plan stage (b) the build stage (c) the test stage (d) the idea stage
23. 23.🎯 Is this a user need or a feature: “I keep missing the bus”? (a) a feature (b) a user need
24. 24.🔍 Which is the odd one out? (a) list what users need (b) add the buttons (c) talk to possible users (d) spot a problem to solve
25. 25.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 70; // typed by the user
    line 2: let qty = 4; // typed by the user
    line 3: let total = price * qty;
    line 4: show(total); (a) line 1 (b) line 4 (c) line 3 (d) line 2
26. 26.💡 Which is a problem statement? (a) “Add a logo” (b) “Kids forget homework” (c) “Use blue buttons” (d) “Make it fast”
27. 27.🔔 What is a message an app shows on your lock screen called? (a) a wireframe (b) a notification (c) a variable (d) a web address
28. 28.🔢 When you make an app, which comes LAST? (a) plan the screens (b) release it (c) get an idea (d) build the app
29. 29.True or false: a website has a home-screen icon. (a) True (b) False
30. 30.🧩 How many buttons does this app screen have?
    [title] Edit Profile
    [text box] Notes
    [button] Help
    [switch] Remind me
    [text box] Subject
    [slider] Volume
    [button] Cancel
    [button] Save
31. 31.True or false: you add the buttons at the plan stage. (a) True (b) False
32. 32.True or false: tap to go Next is data. (a) True (b) False
33. 33.🎯 Which app would help this user most: a teen learning to make snacks? (a) a homework planner (b) a bus tracker (c) a water reminder (d) a recipe finder
34. 34.Which of these is processing? (a) tapping a button (b) adding up a bill (c) speaking a command (d) a beep sound
35. 35.🛠️ At which stage do you put it on an app store? (a) the test stage (b) the plan stage (c) the build stage (d) the release stage
36. 36.True or false: a bill splitter solves a real problem. (a) True (b) False
37. 37.⚙️ What number does this app show?
    let bill = 196; // typed by the user
    let friends = 4; // typed by the user
    let share = bill / friends;
    show(share);
38. 38.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) share your streak (b) set a reminder time (c) see today’s total (d) log a glass of water
39. 39.📊 Survey: which problem bugs you most? How many students voted in all?
    missing the bus: 20 votes
    losing water bottles: 6 votes
    forgetting homework: 19 votes
40. 40.True or false: a library due-date alert solves no real problem. (a) False (b) True

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