App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 747 · 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.🛠️ At which stage do you talk to possible users? (a) the build stage (b) the test stage (c) the idea stage (d) the plan stage
2. 2.Which of these app ideas solves no real problem? (a) a library due-date alert (b) a blank grey screen (c) a bill splitter (d) a free study-room finder
3. 3.🔢 After an app is released, which comes first: “read user reviews” or “test it again”? (a) read user reviews (b) test it again
4. 4.⚙️ What number does this app show?
   let price = 570; // typed by the user
   let off = 10; // typed by the user
   let pay = price - off;
   show(pay);
5. 5.⚙️ What number does this app show?
   let price = 30; // typed by the user
   let qty = 6; // typed by the user
   let total = price * qty;
   show(total);
6. 6.🔢 After an app is released, what comes right after “fix and improve”? (a) test it again (b) read user reviews (c) release an update (d) list what to fix
7. 7.💡 Which app idea solves this problem: a team shares one snack bill? (a) a lost-and-found board (b) a bill splitter (c) a medicine reminder (d) a homework planner
8. 8.📱 Which one opens from a link: an app or a website? (a) an app (b) a website
9. 9.🗒️ You are planning version 1 of a quiz app. Which feature can WAIT for a later version? (a) check the answer (b) confetti effects (c) show the score (d) show a question
10. 10.True or false: a bill splitter solves no real problem. (a) True (b) False
11. 11.Which of these is data? (a) the game-over page (b) the log-in page (c) a slider for volume (d) today’s step count
12. 12.🧩 Which input is best for choosing a volume level? (a) a text box (b) a switch (c) a slider (d) a title
13. 13.🗒️ A to-do app with no “add a task” feature is ___. (a) missing a must-have (b) well planned (c) a nice extra (d) ready to release
14. 14.Which of these is a user need? (a) a share button (b) a reminder alarm (c) “I forget my homework” (d) a search bar
15. 15.True or false: you talk to possible users at the release stage. (a) True (b) False
16. 16.Which of these app ideas solves a real problem? (a) a button with no action (b) a medicine reminder (c) an app that just says hi (d) a page of random dots
17. 17.True or false: speaking a command is processing. (a) False (b) True
18. 18.⚙️ What number does this app show?
    let bill = 120; // typed by the user
    let friends = 4; // typed by the user
    let share = bill / friends;
    show(share);
19. 19.Which of these is a screen? (a) today’s step count (b) tap to Start (c) the home page of an app (d) your saved notes
20. 20.⚙️ What number does this app show?
    let price = 580; // typed by the user
    let off = 40; // typed by the user
    let pay = price - off;
    show(pay);
21. 21.🛠️ At which stage do you write down the bugs? (a) the plan stage (b) the release stage (c) the idea stage (d) the test stage
22. 22.🎯 Which app would help this user most: a gamer who forgets to drink? (a) a homework planner (b) a pocket-money tracker (c) a recipe finder (d) a water reminder
23. 23.📱 Which one is installed on a phone: an app or a website? (a) a website (b) an app
24. 24.⚙️ In an app, is tapping a button an input, processing or an output? (a) output (b) processing (c) input
25. 25.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 70; // 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 3 (c) line 1 (d) line 2
26. 26.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) see tasks by day (b) share tasks to friends (c) earn stickers (d) pick a theme colour
27. 27.📅 An app team plans for 3 days, builds for 10 days, tests for 3 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
28. 28.🔢 When you make an app, what comes right after “build the app”? (a) test the app (b) plan the screens (c) get an idea (d) release it
29. 29.👥 A cricket club app has 150 players, 205 coaches and 290 fans as users. Which user group is the biggest? (a) fans (b) coaches (c) players
30. 30.💡 An app that tries to do everything at once is usually ___. (a) easy to build (b) very small (c) finished fast (d) hard to use
31. 31.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) pick your bus stop (b) change the bus icon (c) see where the bus is (d) show arrival time
32. 32.👥 A clinic app has 245 patients, 25 doctors and 120 nurses as users. How many more patients than nurses are there?
33. 33.📱 Which one updates from the store: an app or a website? (a) an app (b) a website
34. 34.Which of these app ideas solves a real problem? (a) a button with no action (b) a blank grey screen (c) an app that just says hi (d) a free study-room finder
35. 35.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 440; // typed by the user
    line 2: let off = 40; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 1 (b) line 4 (c) line 3 (d) line 2
36. 36.True or false: a water reminder is a health app. (a) True (b) False
37. 37.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) water animations (b) custom alert sounds (c) share your streak (d) log a glass of water
38. 38.🎯 An app for “everyone” with no clear user usually ___. (a) wins every prize (b) helps nobody well (c) is easy to build (d) needs no testing
39. 39.📲 What happens when you tap an app’s icon? (a) the app is deleted (b) the phone charges (c) the app opens (d) the sound turns off
40. 40.True or false: a torch is a tool app. (a) True (b) False

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