App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 451 · 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.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) an avatar shop (b) background music (c) check the answer (d) confetti effects
2. 2.Which of these is a user need? (a) a reminder alarm (b) a search bar (c) “I keep missing the bus” (d) a share button
3. 3.⚙️ Which line does the processing (works out the answer)?
   line 1: let price = 100; // typed by the user
   line 2: let off = 50; // typed by the user
   line 3: let pay = price - off;
   line 4: show(pay); (a) line 3 (b) line 4 (c) line 2 (d) line 1
4. 4.🛠️ At which stage do you connect the data? (a) the idea stage (b) the build stage (c) the release stage (d) the plan stage
5. 5.📊 Survey: which problem bugs you most? Which problem should your app solve first?
   wasting pocket money: 18 votes
   missing the bus: 19 votes
   no quiet study place: 10 votes (a) no quiet study place (b) missing the bus (c) wasting pocket money
6. 6.🗒️ Version 1 of a quiz app must be ready in 11 days. How many days are left for extras after the must-haves?
   show a question: 2 days
   check the answer: 2 days
   show the score: 3 days
7. 7.🗒️ Version 1 of a water reminder must be ready in 14 days. How many days are left for extras after the must-haves?
   set a reminder time: 3 days
   log a glass of water: 3 days
   see today’s total: 2 days
8. 8.🔍 Which is the odd one out? (a) pick the features (b) draw the user flow (c) talk to possible users (d) sketch the screens
9. 9.🔍 Which is the odd one out? (a) a water reminder (b) a step counter (c) a sleep tracker (d) a word battle
10. 10.🧩 Which part lets the user give the app information? (a) an icon (b) a title (c) a logo (d) an input
11. 11.Which of these is a feature? (a) a reminder alarm (b) “I keep missing the bus” (c) “I forget my homework” (d) “What should I cook?”
12. 12.🎯 Is this a user need or a feature: “I forget my homework”? (a) a feature (b) a user need
13. 13.True or false: your high score is data. (a) False (b) True
14. 14.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [text box] City
    [switch] Sound
    [button] Cancel
    [text box] Phone
    [text box] Age
    [button] Save
    [button] Done
15. 15.True or false: you draw the user flow at the idea stage. (a) False (b) True
16. 16.Which of these is a screen? (a) tap to Save (b) tap to go Next (c) the game-over page (d) tap to Start
17. 17.🔢 After an app is released, which comes FIRST? (a) fix and improve (b) read user reviews (c) release an update (d) test it again
18. 18.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 20; // typed by the user
    line 2: let qty = 2; // typed by the user
    line 3: let total = price * qty;
    line 4: show(total); (a) line 3 (b) line 2 (c) line 1 (d) line 4
19. 19.🎯 Is this a user need or a feature: “I keep missing the bus”? (a) a user need (b) a feature
20. 20.🔢 After an app is released, which comes LAST? (a) list what to fix (b) test it again (c) release an update (d) fix and improve
21. 21.👥 A clinic app has 225 patients, 210 doctors and 180 nurses as users. How many users does it have in all?
22. 22.True or false: a water reminder is the best fit for a student who keeps forgetting due dates. (a) True (b) False
23. 23.💡 A good app idea starts with ___. (a) a long name (b) many colours (c) a cool logo (d) a problem to solve
24. 24.⚙️ What number does this app show?
    let price = 75; // typed by the user
    let qty = 4; // typed by the user
    let total = price * qty;
    show(total);
25. 25.👥 A library app has 190 readers, 290 librarians and 285 volunteers as users. Which user group is the biggest? (a) readers (b) librarians (c) volunteers
26. 26.🔢 After an app is released, which comes first: “fix and improve” or “release an update”? (a) fix and improve (b) release an update
27. 27.📱 Which one opens from a link: an app or a website? (a) a website (b) an app
28. 28.🔍 Which is the odd one out? (a) checking a password (b) sorting the scores (c) a beep sound (d) working out a tip
29. 29.🗒️ You are planning version 1 of a quiz app. Which feature can WAIT for a later version? (a) an avatar shop (b) check the answer (c) show the score (d) show a question
30. 30.⚙️ What number does this app show?
    let price = 45; // typed by the user
    let qty = 6; // typed by the user
    let total = price * qty;
    show(total);
31. 31.🧩 How many buttons does this app screen have?
    [title] Edit Profile
    [button] Save
    [slider] Text size
    [text box] Due date
    [button] Start
32. 32.🔍 Which is the odd one out? (a) a flashcard trainer (b) a spelling coach (c) a sleep tracker (d) a times-table quiz
33. 33.True or false: a bus tracker is the best fit for a parent waiting at the bus stop. (a) True (b) False
34. 34.True or false: an app has a web address. (a) True (b) False
35. 35.True or false: the log-in page is a screen. (a) False (b) True
36. 36.👥 A clinic app has 140 patients, 290 doctors and 30 nurses as users. Which user group is the biggest? (a) patients (b) nurses (c) doctors
37. 37.🧩 In an app, what is the log-in page? (a) a screen (b) data (c) an input (d) a button
38. 38.📱 Which one needs no installing: an app or a website? (a) an app (b) a website
39. 39.🧩 Which input is best for typing your name? (a) a slider (b) a switch (c) a text box (d) a picture
40. 40.🧩 Scores, notes and settings that an app keeps are called ___. (a) data (b) buttons (c) screens (d) tabs

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