App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 38 · 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: your friends list is an input. (a) True (b) False
2. 2.🗂️ What kind of app is a flashcard trainer? (a) a game (b) a learning app (c) a health app (d) a tool app
3. 3.📊 Survey: which problem bugs you most? Which problem should your app solve first?
   wasting pocket money: 23 votes
   losing water bottles: 4 votes
   forgetting homework: 9 votes (a) wasting pocket money (b) losing water bottles (c) forgetting homework
4. 4.True or false: you let friends try it at the test stage. (a) False (b) True
5. 5.🧩 Scores, notes and settings that an app keeps are called ___. (a) buttons (b) screens (c) data (d) tabs
6. 6.Which of these is true of an app? (a) is installed on a phone (b) opens in a web browser (c) needs no installing (d) opens from a link
7. 7.📊 Survey: which problem bugs you most? How many more votes did “losing water bottles” get than “forgetting homework”?
   losing water bottles: 24 votes
   forgetting homework: 7 votes
   missing the bus: 12 votes
8. 8.🔍 Which is the odd one out? (a) a sleep tracker (b) a puzzle with levels (c) a water reminder (d) a step counter
9. 9.🎯 Which app would help this user most: a gamer who forgets to drink? (a) a recipe finder (b) a water reminder (c) a homework planner (d) a big-text reader
10. 10.⚙️ In an app, is a beep sound an input, processing or an output? (a) processing (b) output (c) input
11. 11.📅 An app team plans for 5 days, builds for 6 days, tests for 2 days and releases on 1 more day. How many days does the whole project take?
12. 12.🔍 Which is the odd one out? (a) share the download link (b) put it on an app store (c) sketch the screens (d) write the store text
13. 13.🎯 Which app would help this user most: a pupil juggling five projects? (a) a water reminder (b) a big-text reader (c) a homework planner (d) a recipe finder
14. 14.⚙️ What number does this app show?
    let price = 35; // typed by the user
    let qty = 2; // typed by the user
    let total = price * qty;
    show(total);
15. 15.True or false: tap to Send is an input. (a) True (b) False
16. 16.🔢 After an app is released, which comes first: “test it again” or “read user reviews”? (a) test it again (b) read user reviews
17. 17.👥 A cricket club app has 80 players, 75 coaches and 215 fans as users. How many users does it have in all?
18. 18.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
19. 19.True or false: you put it on an app store at the plan stage. (a) False (b) True
20. 20.True or false: you sketch the screens at the test stage. (a) True (b) False
21. 21.🧩 Which input is best for turning something ON or OFF? (a) a slider (b) a switch (c) a title (d) a text box
22. 22.True or false: a bus tracker is the best fit for a parent waiting at the bus stop. (a) False (b) True
23. 23.True or false: a page of random dots solves a real problem. (a) False (b) True
24. 24.True or false: a lost-and-found board solves no real problem. (a) True (b) False
25. 25.🧩 Which of these is a button on this screen?
    [title] Order Snacks
    [text box] Subject
    [text box] Email
    [button] Cancel
    [slider] Brightness (a) Brightness (b) Cancel (c) Subject (d) Email
26. 26.🗒️ Version 1 of a water reminder must be ready in 11 days. How many days are left for extras after the must-haves?
    set a reminder time: 4 days
    log a glass of water: 1 days
    see today’s total: 4 days
27. 27.🔍 Which is the odd one out? (a) a flashcard trainer (b) a cricket run chase (c) a racing challenge (d) a puzzle with levels
28. 28.🎯 Is this a user need or a feature: a search bar? (a) a feature (b) a user need
29. 29.⚙️ In an app, is a result on screen an input, processing or an output? (a) output (b) input (c) processing
30. 30.🎯 Is this a user need or a feature: “I keep missing the bus”? (a) a feature (b) a user need
31. 31.🔍 Which is the odd one out? (a) tapping a button (b) taking a photo (c) a buzz (vibration) (d) typing your age
32. 32.Which of these is a user need? (a) a share button (b) “I keep missing the bus” (c) a search bar (d) a reminder alarm
33. 33.🧩 How many buttons does this app screen have?
    [title] New Note
    [slider] Brightness
    [button] Cancel
    [text box] Phone
    [text box] Name
    [text box] Age
    [switch] Sound
34. 34.True or false: a medicine reminder solves no real problem. (a) True (b) False
35. 35.🗒️ A to-do app with no “add a task” feature is ___. (a) missing a must-have (b) ready to release (c) well planned (d) a nice extra
36. 36.📅 An app team plans for 2 days, builds for 7 days, tests for 3 days and releases on 1 more day. How many more days does building take than testing?
37. 37.🎯 Is this a user need or a feature: a share button? (a) a feature (b) a user need
38. 38.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 10; // typed by the user
    line 2: let qty = 5; // typed by the user
    line 3: let total = price * qty;
    line 4: show(total); (a) line 1 (b) line 2 (c) line 3 (d) line 4
39. 39.Which of these is true of an app? (a) updates from the store (b) needs no installing (c) has a web address (d) opens from a link
40. 40.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) set a reminder time (b) see today’s total (c) log a glass of water (d) custom alert sounds

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