App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 391 · 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.True or false: a website opens from a link. (a) True (b) False
2. 2.🔍 Which is the odd one out? (a) write down the bugs (b) add the buttons (c) connect the data (d) write the code
3. 3.🗒️ Version 1 of a bus tracker must be ready in 8 days. How many days are left for extras after the must-haves?
   see where the bus is: 1 days
   show arrival time: 3 days
   pick your bus stop: 3 days
4. 4.🗒️ Version 1 of a homework planner must be ready in 9 days. How many days are left for extras after the must-haves?
   add a homework task: 2 days
   set a due date: 1 days
   see tasks by day: 5 days
5. 5.💡 How can you check that people really have the problem? (a) copy another app (b) pick a colour (c) just guess (d) ask possible users
6. 6.⚙️ What number does this app show?
   let price = 25; // typed by the user
   let qty = 4; // typed by the user
   let total = price * qty;
   show(total);
7. 7.🔍 Which is the odd one out? (a) typing your age (b) a result on screen (c) taking a photo (d) tapping a button
8. 8.📱 Which one comes from an app store: an app or a website? (a) a website (b) an app
9. 9.🔍 Which is the odd one out? (a) list what users need (b) pick the features (c) talk to possible users (d) spot a problem to solve
10. 10.True or false: working out a tip is an output. (a) False (b) True
11. 11.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 132; // typed by the user
    line 2: let friends = 2; // typed by the user
    line 3: let share = bill / friends;
    line 4: show(share); (a) line 4 (b) line 1 (c) line 2 (d) line 3
12. 12.🔢 When you make an app, which comes first: “test the app” or “release it”? (a) test the app (b) release it
13. 13.🔍 Which is the odd one out? (a) add the buttons (b) write down the bugs (c) try every button (d) let friends try it
14. 14.🔢 After an app is released, which comes FIRST? (a) release an update (b) fix and improve (c) read user reviews (d) test it again
15. 15.True or false: you write the code at the release stage. (a) True (b) False
16. 16.Which of these is an input? (a) speaking a command (b) a beep sound (c) working out a tip (d) checking a password
17. 17.🧩 Scores, notes and settings that an app keeps are called ___. (a) data (b) buttons (c) screens (d) tabs
18. 18.🔢 When you make an app, what comes right after “plan the screens”? (a) get an idea (b) release it (c) build the app (d) test the app
19. 19.🛠️ At which stage do you write down the bugs? (a) the test stage (b) the build stage (c) the plan stage (d) the release stage
20. 20.🛠️ At which stage do you share the download link? (a) the plan stage (b) the build stage (c) the release stage (d) the idea stage
21. 21.Which of these app ideas solves a real problem? (a) a blank grey screen (b) a page of random dots (c) a button with no action (d) a free study-room finder
22. 22.True or false: the game-over page is a button. (a) False (b) True
23. 23.True or false: a blank grey screen solves no real problem. (a) False (b) True
24. 24.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    losing water bottles: 18 votes
    wasting pocket money: 21 votes
    forgetting birthdays: 12 votes (a) losing water bottles (b) forgetting birthdays (c) wasting pocket money
25. 25.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) pick your bus stop (b) show arrival time (c) see where the bus is (d) change the bus icon
26. 26.🔢 When you make an app, which comes first: “test the app” or “plan the screens”? (a) test the app (b) plan the screens
27. 27.True or false: a cricket run chase is a health app. (a) True (b) False
28. 28.🔢 After an app is released, what comes right after “fix and improve”? (a) release an update (b) list what to fix (c) test it again (d) read user reviews
29. 29.True or false: a library due-date alert solves a real problem. (a) True (b) False
30. 30.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) custom alert sounds (b) water animations (c) share your streak (d) see today’s total
31. 31.True or false: a cricket run chase is a tool app. (a) True (b) False
32. 32.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) see today’s total (b) log a glass of water (c) share your streak (d) set a reminder time
33. 33.🗒️ In MVP, the M stands for ___. (a) music (b) maximum (c) mobile (d) minimum
34. 34.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting birthdays: 12 votes
    no quiet study place: 23 votes
    missing the bus: 16 votes (a) no quiet study place (b) missing the bus (c) forgetting birthdays
35. 35.🔢 After an app is released, which comes first: “fix and improve” or “release an update”? (a) fix and improve (b) release an update
36. 36.⚙️ In an app, is a pop-up message an input, processing or an output? (a) input (b) output (c) processing
37. 37.True or false: a buzz (vibration) is processing. (a) True (b) False
38. 38.👥 A cricket club app has 65 players, 280 coaches and 60 fans as users. How many more coaches than players are there?
39. 39.Which of these is a feature? (a) “I forget my homework” (b) “What should I cook?” (c) “Small text is hard” (d) a search bar
40. 40.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 60; // 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 3 (c) line 2 (d) line 4

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