App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 926 · 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 of these is a feature? (a) “I keep missing the bus” (b) “Small text is hard” (c) “What should I cook?” (d) a reminder alarm
2. 2.📊 Survey: which problem bugs you most? How many more votes did “losing water bottles” get than “wasting pocket money”?
   wasting pocket money: 18 votes
   losing water bottles: 24 votes
   no quiet study place: 7 votes
3. 3.🧩 How many buttons does this app screen have?
   [title] New Note
   [text box] Subject
   [button] Send
   [switch] Remind me
   [button] Next
   [text box] Name
   [button] Save
   [text box] City
4. 4.True or false: a website has a home-screen icon. (a) False (b) True
5. 5.👥 A clinic app has 120 patients, 90 doctors and 70 nurses as users. How many more patients than nurses are there?
6. 6.📱 Which one opens from a link: an app or a website? (a) a website (b) an app
7. 7.⚙️ Which line does the processing (works out the answer)?
   line 1: let bill = 32; // 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 2 (c) line 3 (d) line 1
8. 8.🗒️ You are planning version 1 of a quiz app. Which feature can WAIT for a later version? (a) check the answer (b) background music (c) show a question (d) show the score
9. 9.True or false: a bill splitter solves a real problem. (a) True (b) False
10. 10.💡 An app that tries to do everything at once is usually ___. (a) very small (b) hard to use (c) finished fast (d) easy to build
11. 11.🎯 Is this a user need or a feature: a share button? (a) a user need (b) a feature
12. 12.🗒️ What is a must-have feature? (a) one the app cannot skip (b) a colour theme (c) a sound effect (d) a nice extra
13. 13.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Sign Up
    [text box] Email
    [switch] Dark mode
    [button] Back
    [text box] Phone
14. 14.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) pick a theme colour (b) see tasks by day (c) add a homework task (d) set a due date
15. 15.👥 A cricket club app has 30 players, 190 coaches and 220 fans as users. Which user group is the biggest? (a) fans (b) players (c) coaches
16. 16.Which of these is a button? (a) a switch for dark mode (b) tap to go Next (c) a slider for volume (d) the home page of an app
17. 17.Which of these is a feature? (a) “I forget my homework” (b) a search bar (c) “Small text is hard” (d) “What should I cook?”
18. 18.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) set a due date (b) add a homework task (c) share tasks to friends (d) see tasks by day
19. 19.👥 A school app has 95 students, 125 teachers and 55 parents as users. How many more students than parents are there?
20. 20.🧩 How many buttons does this app screen have?
    [title] New Note
    [slider] Volume
    [text box] Name
    [text box] City
    [button] Next
21. 21.🗒️ You are planning version 1 of a quiz app. Which feature can WAIT for a later version? (a) show the score (b) confetti effects (c) show a question (d) check the answer
22. 22.True or false: a website opens from a link. (a) False (b) True
23. 23.True or false: an app opens from a link. (a) True (b) False
24. 24.🛠️ At which stage do you spot a problem to solve? (a) the plan stage (b) the test stage (c) the build stage (d) the idea stage
25. 25.🧩 How many buttons does this app screen have?
    [title] Settings
    [button] Save
    [slider] Volume
    [text box] Name
    [text box] Email
26. 26.True or false: a website updates from the store. (a) True (b) False
27. 27.🎯 Why learn about users before you build? (a) to make it longer (b) to pick a logo (c) to build what they need (d) to slow it down
28. 28.⚙️ What number does this app show?
    let price = 190; // typed by the user
    let off = 20; // typed by the user
    let pay = price - off;
    show(pay);
29. 29.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 190; // 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 2 (d) line 3
30. 30.💡 Which app idea solves this problem: friends argue over who pays? (a) a lost-and-found board (b) a medicine reminder (c) a study-room finder (d) a bill splitter
31. 31.👥 A clinic app has 255 patients, 145 doctors and 235 nurses as users. How many users does it have in all?
32. 32.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) earn stickers (b) pick a theme colour (c) share tasks to friends (d) see tasks by day
33. 33.True or false: taking a photo is an input. (a) True (b) False
34. 34.🔍 Which is the odd one out? (a) a word battle (b) a torch (c) an alarm clock (d) a calculator
35. 35.👥 A cricket club app has 135 players, 40 coaches and 210 fans as users. How many more fans than players are there?
36. 36.🛠️ At which stage do you draw the user flow? (a) the build stage (b) the idea stage (c) the plan stage (d) the release stage
37. 37.💡 How can you check that people really have the problem? (a) pick a colour (b) copy another app (c) just guess (d) ask possible users
38. 38.🧩 In an app, what is a box to type a name? (a) a screen (b) a button (c) data (d) an input
39. 39.💡 Does an app idea like a library due-date alert solve a real problem? (a) Yes (b) No
40. 40.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 10; // 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 3 (b) line 2 (c) line 4 (d) line 1

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