App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 499 · 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 one has a web address: an app or a website? (a) a website (b) an app
2. 2.🧩 How many buttons does this app screen have?
   [title] Order Snacks
   [text box] Subject
   [text box] Due date
   [button] Cancel
   [switch] Remind me
3. 3.Which of these is data? (a) a box to type a name (b) the home page of an app (c) the game-over page (d) your friends list
4. 4.📅 An app team plans for 3 days, builds for 5 days, tests for 3 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
5. 5.🔍 Which is the odd one out? (a) a torch (b) a racing challenge (c) an alarm clock (d) a calculator
6. 6.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) savings stickers (b) add money spent (c) add money received (d) show the balance
7. 7.🔍 Which is the odd one out? (a) typing your age (b) taking a photo (c) speaking a command (d) a pop-up message
8. 8.💡 Does an app idea like a blank grey screen solve a real problem? (a) No (b) Yes
9. 9.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) export to a file (b) pie-chart colours (c) savings stickers (d) add money spent
10. 10.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 290; // typed by the user
    line 2: let friends = 5; // typed by the user
    line 3: let share = bill / friends;
    line 4: show(share); (a) line 2 (b) line 4 (c) line 3 (d) line 1
11. 11.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting birthdays: 21 votes
    forgetting homework: 9 votes
    no quiet study place: 6 votes (a) no quiet study place (b) forgetting birthdays (c) forgetting homework
12. 12.⚙️ What number does this app show?
    let km = 11; // typed by the user
    let metres = km * 1000;
    show(metres);
13. 13.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    missing the bus: 23 votes
    forgetting birthdays: 3 votes
    forgetting homework: 14 votes (a) forgetting birthdays (b) forgetting homework (c) missing the bus
14. 14.💡 Which app idea solves this problem: projects pile up at once? (a) a bill splitter (b) a homework planner (c) a lost-and-found board (d) a study-room finder
15. 15.🔍 Which is the odd one out? (a) adding up a bill (b) sorting the scores (c) checking a password (d) taking a photo
16. 16.🗒️ In MVP, the M stands for ___. (a) music (b) maximum (c) mobile (d) minimum
17. 17.📱 Which one opens from a link: an app or a website? (a) an app (b) a website
18. 18.📅 An app team plans for 4 days, builds for 10 days, tests for 2 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
19. 19.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting homework: 4 votes
    no quiet study place: 19 votes
    missing the bus: 6 votes (a) missing the bus (b) no quiet study place (c) forgetting homework
20. 20.Which of these is data? (a) your high score (b) a slider for volume (c) tap to Start (d) the log-in page
21. 21.🗒️ What is a must-have feature? (a) a nice extra (b) one the app cannot skip (c) a sound effect (d) a colour theme
22. 22.Which of these is a feature? (a) “Small text is hard” (b) “I forget my homework” (c) a dark mode switch (d) “What should I cook?”
23. 23.📊 Survey: which problem bugs you most? How many more votes did “missing the bus” get than “forgetting homework”?
    forgetting homework: 5 votes
    missing the bus: 9 votes
    no quiet study place: 22 votes
24. 24.🧩 How many buttons does this app screen have?
    [title] Settings
    [button] Back
    [button] Done
    [button] Save
    [text box] Subject
    [switch] Remind me
25. 25.🔍 Which is the odd one out? (a) write down the bugs (b) try every button (c) let friends try it (d) list what users need
26. 26.🔍 Which is the odd one out? (a) add the buttons (b) connect the data (c) share the download link (d) write the code
27. 27.⚙️ What number does this app show?
    let price = 370; // typed by the user
    let off = 40; // typed by the user
    let pay = price - off;
    show(pay);
28. 28.🔢 When you make an app, which comes first: “release it” or “get an idea”? (a) release it (b) get an idea
29. 29.💡 Which app idea solves this problem: a team shares one snack bill? (a) a study-room finder (b) a lost-and-found board (c) a homework planner (d) a bill splitter
30. 30.💡 Does an app idea like a bill splitter solve a real problem? (a) No (b) Yes
31. 31.True or false: a free study-room finder solves no real problem. (a) True (b) False
32. 32.🗒️ Version 1 of a water reminder must be ready in 12 days. How many days are left for extras after the must-haves?
    set a reminder time: 1 days
    log a glass of water: 2 days
    see today’s total: 5 days
33. 33.🧑 Who is an app really made for? (a) its charger (b) its coder only (c) its icon (d) its users
34. 34.🗒️ Version 1 of a bus tracker must be ready in 17 days. How many days are left for extras after the must-haves?
    see where the bus is: 4 days
    show arrival time: 4 days
    pick your bus stop: 3 days
35. 35.🧩 In an app, what is the log-in page? (a) an input (b) data (c) a button (d) a screen
36. 36.True or false: today’s step count is an input. (a) True (b) False
37. 37.Which of these is true of a website? (a) has a home-screen icon (b) comes from an app store (c) needs no installing (d) is installed on a phone
38. 38.📱 Which one updates from the store: an app or a website? (a) an app (b) a website
39. 39.Which of these is a button? (a) the log-in page (b) a switch for dark mode (c) the home page of an app (d) tap to go Next
40. 40.⚙️ What number does this app show?
    let km = 9; // typed by the user
    let metres = km * 1000;
    show(metres);

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