App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 621 · 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 write the store text? (a) the release stage (b) the test stage (c) the plan stage (d) the build stage
2. 2.🧩 How many buttons does this app screen have?
   [title] Add Homework
   [button] Send
   [switch] Remind me
   [text box] Name
   [button] Cancel
   [text box] Email
3. 3.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) pick a theme colour (b) see tasks by day (c) earn stickers (d) share tasks to friends
4. 4.Which of these is a feature? (a) “I keep missing the bus” (b) “What should I cook?” (c) “I forget my homework” (d) a reminder alarm
5. 5.🗒️ In MVP, the M stands for ___. (a) minimum (b) music (c) mobile (d) maximum
6. 6.True or false: an app has a home-screen icon. (a) False (b) True
7. 7.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] Order Snacks
   [slider] Brightness
   [text box] Notes
   [button] Done
   [button] Send
   [text box] Name
8. 8.🎯 An app for “everyone” with no clear user usually ___. (a) helps nobody well (b) needs no testing (c) wins every prize (d) is easy to build
9. 9.👥 A library app has 225 readers, 185 librarians and 80 volunteers as users. How many more readers than volunteers are there?
10. 10.🧩 In an app, what is the settings page? (a) data (b) an input (c) a screen (d) a button
11. 11.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Order Snacks
    [text box] Email
    [switch] Show hints
    [button] Done
    [text box] Age
    [text box] Phone
12. 12.True or false: the home page of an app is a screen. (a) True (b) False
13. 13.Which of these is true of a website? (a) needs no installing (b) updates from the store (c) comes from an app store (d) is installed on a phone
14. 14.🗒️ When should nice-to-have features be built? (a) before anything (b) after the must-haves (c) on day one (d) never
15. 15.Which of these is true of a website? (a) is installed on a phone (b) comes from an app store (c) opens in a web browser (d) has a home-screen icon
16. 16.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) custom alert sounds (b) share your streak (c) water animations (d) set a reminder time
17. 17.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) show the balance (b) add money received (c) export to a file (d) add money spent
18. 18.📅 An app team plans for 2 days, builds for 12 days, tests for 1 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
19. 19.👥 A library app has 30 readers, 175 librarians and 25 volunteers as users. How many users does it have in all?
20. 20.📱 Which one has a home-screen icon: an app or a website? (a) an app (b) a website
21. 21.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [text box] Subject
    [switch] Sound
    [button] Save
22. 22.True or false: a big-text reader is the best fit for a grandparent with weak eyesight. (a) False (b) True
23. 23.🗒️ Version 1 of a pocket-money tracker must be ready in 13 days. How many days are left for extras after the must-haves?
    add money received: 4 days
    add money spent: 1 days
    show the balance: 4 days
24. 24.💡 Does an app idea like a free study-room finder solve a real problem? (a) Yes (b) No
25. 25.True or false: a bus tracker is the best fit for a student who often misses the school bus. (a) False (b) True
26. 26.🗒️ Version 1 of a water reminder must be ready in 9 days. How many days are left for extras after the must-haves?
    set a reminder time: 2 days
    log a glass of water: 1 days
    see today’s total: 5 days
27. 27.⚙️ Which line does the processing (works out the answer)?
    line 1: let km = 4; // typed by the user
    line 2: let metres = km * 1000;
    line 3: show(metres); (a) line 3 (b) line 2 (c) line 1
28. 28.👥 A library app has 95 readers, 155 librarians and 200 volunteers as users. How many users does it have in all?
29. 29.🗒️ What is a must-have feature? (a) a nice extra (b) one the app cannot skip (c) a colour theme (d) a sound effect
30. 30.📱 Which one updates from the store: an app or a website? (a) a website (b) an app
31. 31.💡 Which app idea solves this problem: bottles go missing at school? (a) a medicine reminder (b) a homework planner (c) a study-room finder (d) a lost-and-found board
32. 32.🧩 Which of these is a button on this screen?
    [title] Add Homework
    [text box] Name
    [button] Send (a) Name (b) Send
33. 33.🔍 Which is the odd one out? (a) a torch (b) a sleep tracker (c) a step counter (d) a water reminder
34. 34.🌐 Which program do you need to open a website? (a) a camera app (b) a calculator (c) a web browser (d) an app store
35. 35.📊 Survey: which problem bugs you most? How many more votes did “forgetting birthdays” get than “forgetting homework”?
    forgetting birthdays: 23 votes
    wasting pocket money: 10 votes
    forgetting homework: 5 votes
36. 36.Which of these is data? (a) your saved notes (b) a switch for dark mode (c) the log-in page (d) a slider for volume
37. 37.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 100; // 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 2 (b) line 3 (c) line 4 (d) line 1
38. 38.🔍 Which is the odd one out? (a) an alarm clock (b) a torch (c) a flashcard trainer (d) a unit converter
39. 39.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [button] Start
    [text box] Phone
    [text box] Notes
    [switch] Sound
    [text box] Age
40. 40.🔍 Which is the odd one out? (a) a cricket run chase (b) an alarm clock (c) a racing challenge (d) a word battle

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