App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 37 · 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.📲 What happens when you tap an app’s icon? (a) the app opens (b) the phone charges (c) the app is deleted (d) the sound turns off
2. 2.📱 Which one needs no installing: an app or a website? (a) an app (b) a website
3. 3.🗂️ What kind of app is a calculator? (a) a learning app (b) a tool app (c) a health app (d) a game
4. 4.🧩 Which input is best for typing your name? (a) a slider (b) a picture (c) a text box (d) a switch
5. 5.👥 A school app has 20 students, 155 teachers and 130 parents as users. How many more teachers than parents are there?
6. 6.⚙️ Which line does the processing (works out the answer)?
   line 1: let bill = 280; // typed by the user
   line 2: let friends = 4; // typed by the user
   line 3: let share = bill / friends;
   line 4: show(share); (a) line 1 (b) line 3 (c) line 4 (d) line 2
7. 7.🧩 How many buttons does this app screen have?
   [title] New Note
   [text box] Subject
   [button] Save
   [switch] Remind me
   [text box] Notes
8. 8.🔢 When you make an app, which comes FIRST? (a) build the app (b) get an idea (c) test the app (d) plan the screens
9. 9.Which of these is processing? (a) working out a tip (b) taking a photo (c) tapping a button (d) a result on screen
10. 10.🎯 Is this a user need or a feature: a reminder alarm? (a) a feature (b) a user need
11. 11.Which of these happens at the idea stage? (a) write the code (b) let friends try it (c) talk to possible users (d) draw the user flow
12. 12.👥 A clinic app has 95 patients, 265 doctors and 70 nurses as users. How many more patients than nurses are there?
13. 13.💡 Which app idea solves this problem: the library is always full? (a) a lost-and-found board (b) a bill splitter (c) a study-room finder (d) a medicine reminder
14. 14.🧩 In an app, what is your friends list? (a) an input (b) a button (c) a screen (d) data
15. 15.True or false: a website opens in a web browser. (a) True (b) False
16. 16.👥 A school app has 70 students, 145 teachers and 210 parents as users. Which user group is the biggest? (a) teachers (b) parents (c) students
17. 17.🗂️ What kind of app is a torch? (a) a health app (b) a tool app (c) a game (d) a learning app
18. 18.🧩 How many buttons does this app screen have?
    [title] Order Snacks
    [button] Help
    [button] Back
    [button] Cancel
    [slider] Text size
    [text box] Age
    [switch] Sound
19. 19.Which of these is data? (a) a date picker (b) a box to type a name (c) tap to Send (d) your high score
20. 20.Which of these is an output? (a) typing your age (b) a beep sound (c) sorting the scores (d) adding up a bill
21. 21.📊 Survey: which problem bugs you most? How many more votes did “wasting pocket money” get than “forgetting homework”?
    forgetting homework: 15 votes
    forgetting birthdays: 10 votes
    wasting pocket money: 18 votes
22. 22.🗒️ When should nice-to-have features be built? (a) after the must-haves (b) on day one (c) never (d) before anything
23. 23.🔢 When you make an app, what comes right after “plan the screens”? (a) get an idea (b) test the app (c) release it (d) build the app
24. 24.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 20; // 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 3 (b) line 4 (c) line 1 (d) line 2
25. 25.💡 Which app idea solves this problem: a patient misses doses? (a) a lost-and-found board (b) a study-room finder (c) a bill splitter (d) a medicine reminder
26. 26.Which of these app ideas solves no real problem? (a) a bill splitter (b) a button with no action (c) a medicine reminder (d) a library due-date alert
27. 27.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) pie-chart colours (b) add money received (c) show the balance (d) add money spent
28. 28.💡 An app that tries to do everything at once is usually ___. (a) finished fast (b) very small (c) hard to use (d) easy to build
29. 29.📱 Which one has a home-screen icon: an app or a website? (a) a website (b) an app
30. 30.True or false: checking a password is processing. (a) False (b) True
31. 31.🔢 When you make an app, which comes first: “test the app” or “release it”? (a) release it (b) test the app
32. 32.💡 Which app idea solves this problem: pupils forget due dates? (a) a medicine reminder (b) a homework planner (c) a lost-and-found board (d) a study-room finder
33. 33.🗒️ You are planning version 1 of a quiz app. Which feature can WAIT for a later version? (a) show the score (b) check the answer (c) an avatar shop (d) show a question
34. 34.🔍 Which is the odd one out? (a) an alarm clock (b) a unit converter (c) a calculator (d) a times-table quiz
35. 35.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) background music (b) confetti effects (c) an avatar shop (d) show a question
36. 36.🔍 Which is the odd one out? (a) tapping a button (b) taking a photo (c) typing your age (d) a pop-up message
37. 37.True or false: your high score is an input. (a) True (b) False
38. 38.🛠️ At which stage do you pick the features? (a) the test stage (b) the release stage (c) the plan stage (d) the build stage
39. 39.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    losing water bottles: 13 votes
    missing the bus: 8 votes
    forgetting homework: 10 votes (a) missing the bus (b) losing water bottles (c) forgetting homework
40. 40.⚙️ What number does this app show?
    let bill = 54; // typed by the user
    let friends = 2; // typed by the user
    let share = bill / friends;
    show(share);

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