App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 659 · 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 line does the processing (works out the answer)?
   line 1: let bill = 78; // 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 4 (b) line 3 (c) line 1 (d) line 2
2. 2.🔢 When you make an app, what comes right after “plan the screens”? (a) release it (b) get an idea (c) build the app (d) test the app
3. 3.True or false: your friends list is a screen. (a) True (b) False
4. 4.👥 A school app has 45 students, 140 teachers and 265 parents as users. Which user group is the biggest? (a) parents (b) teachers (c) students
5. 5.True or false: a website is installed on a phone. (a) False (b) True
6. 6.🎯 Which app would help this user most: a pupil juggling five projects? (a) a water reminder (b) a pocket-money tracker (c) a bus tracker (d) a homework planner
7. 7.🗂️ What kind of app is a word battle? (a) a tool app (b) a game (c) a health app (d) a learning app
8. 8.🔍 Which is the odd one out? (a) a buzz (vibration) (b) a result on screen (c) taking a photo (d) a pop-up message
9. 9.🧩 Which of these is a button on this screen?
   [title] Edit Profile
   [slider] Text size
   [button] Done
   [text box] Subject
   [text box] City
   [text box] Phone
   [button] Cancel
   [switch] Dark mode (a) City (b) Subject (c) Phone (d) Done
10. 10.True or false: you add the buttons at the plan stage. (a) False (b) True
11. 11.🗒️ Version 1 of a pocket-money tracker must be ready in 10 days. How many days are left for extras after the must-haves?
    add money received: 1 days
    add money spent: 4 days
    show the balance: 2 days
12. 12.Which of these is an input? (a) your saved notes (b) tap to Start (c) a slider for volume (d) the game-over page
13. 13.🔍 Which is the odd one out? (a) a step counter (b) a cricket run chase (c) a word battle (d) a puzzle with levels
14. 14.True or false: an app has a home-screen icon. (a) False (b) True
15. 15.True or false: a word battle is a learning app. (a) False (b) True
16. 16.Which of these is true of a website? (a) updates from the store (b) is installed on a phone (c) has a home-screen icon (d) opens in a web browser
17. 17.True or false: you connect the data at the build stage. (a) True (b) False
18. 18.🔍 Which is the odd one out? (a) taking a photo (b) a beep sound (c) speaking a command (d) typing your age
19. 19.Which of these happens at the build stage? (a) spot a problem to solve (b) talk to possible users (c) add the buttons (d) write down the bugs
20. 20.True or false: you connect the data at the test stage. (a) False (b) True
21. 21.True or false: a bill splitter solves a real problem. (a) False (b) True
22. 22.📱 The word “app” is short for ___. (a) appetite (b) apparatus (c) application (d) appointment
23. 23.True or false: a big-text reader is the best fit for a teen whose money runs out by Friday. (a) False (b) True
24. 24.True or false: you list what users need at the build stage. (a) False (b) True
25. 25.Which of these is an input? (a) a beep sound (b) a buzz (vibration) (c) working out a tip (d) speaking a command
26. 26.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    no quiet study place: 3 votes
    losing water bottles: 16 votes
    forgetting homework: 14 votes (a) losing water bottles (b) forgetting homework (c) no quiet study place
27. 27.🔢 When you make an app, which comes first: “get an idea” or “test the app”? (a) get an idea (b) test the app
28. 28.⚙️ What number does this app show?
    let price = 70; // typed by the user
    let qty = 3; // typed by the user
    let total = price * qty;
    show(total);
29. 29.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) confetti effects (b) show a question (c) background music (d) an avatar shop
30. 30.🛠️ At which stage do you spot a problem to solve? (a) the test stage (b) the idea stage (c) the build stage (d) the release stage
31. 31.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) rate the driver (b) a dark mode (c) pick your bus stop (d) change the bus icon
32. 32.True or false: your high score is data. (a) False (b) True
33. 33.🔢 After an app is released, what comes right after “read user reviews”? (a) fix and improve (b) release an update (c) list what to fix (d) test it again
34. 34.True or false: a flashcard trainer is a learning app. (a) True (b) False
35. 35.🔢 When you make an app, which comes FIRST? (a) plan the screens (b) test the app (c) get an idea (d) build the app
36. 36.Which of these is data? (a) the log-in page (b) the game-over page (c) your saved notes (d) a slider for volume
37. 37.⚙️ In an app, is adding up a bill an input, processing or an output? (a) output (b) processing (c) input
38. 38.💡 A good app idea starts with ___. (a) a problem to solve (b) a cool logo (c) a long name (d) many colours
39. 39.True or false: a unit converter is a learning app. (a) True (b) False
40. 40.🔍 Which is the odd one out? (a) a cricket run chase (b) a racing challenge (c) an alarm clock (d) a puzzle with levels

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