App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 396 · 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 homework planner. Which feature is a MUST-HAVE? (a) share tasks to friends (b) earn stickers (c) pick a theme colour (d) set a due date
2. 2.💡 Does an app idea like an app that just says hi solve a real problem? (a) Yes (b) No
3. 3.🎯 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
4. 4.Which of these is an output? (a) adding up a bill (b) tapping a button (c) a beep sound (d) typing your age
5. 5.🧑 Who is an app really made for? (a) its coder only (b) its charger (c) its icon (d) its users
6. 6.🔍 Which is the odd one out? (a) spot a problem to solve (b) list what users need (c) talk to possible users (d) write down the bugs
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: 4 days
   log a glass of water: 4 days
   see today’s total: 3 days
8. 8.🧩 Which of these is a button on this screen?
   [title] Order Snacks
   [text box] City
   [text box] Name
   [switch] Show hints
   [button] Next
   [slider] Text size
   [button] Done (a) Name (b) City (c) Show hints (d) Done
9. 9.📅 An app team plans for 4 days, builds for 12 days, tests for 2 days and releases on 1 more day. How many more days does building take than testing?
10. 10.🗒️ Version 1 of a water reminder must be ready in 10 days. How many days are left for extras after the must-haves?
    set a reminder time: 2 days
    log a glass of water: 3 days
    see today’s total: 2 days
11. 11.🗒️ 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: 4 days
    see today’s total: 2 days
12. 12.True or false: a homework planner is the best fit for a pupil juggling five projects. (a) True (b) False
13. 13.True or false: tap to Start is an input. (a) True (b) False
14. 14.True or false: an app has a home-screen icon. (a) True (b) False
15. 15.🔢 When you make an app, which comes LAST? (a) plan the screens (b) release it (c) get an idea (d) build the app
16. 16.📊 Survey: which problem bugs you most? How many students voted in all?
    losing water bottles: 16 votes
    missing the bus: 24 votes
    no quiet study place: 23 votes
17. 17.📊 Survey: which problem bugs you most? How many students voted in all?
    losing water bottles: 5 votes
    forgetting birthdays: 19 votes
    no quiet study place: 10 votes
18. 18.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 20; // 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 4 (b) line 2 (c) line 3 (d) line 1
19. 19.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 65; // 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 4 (d) line 3
20. 20.True or false: a library due-date alert solves no real problem. (a) True (b) False
21. 21.🎯 Which app would help this user most: a reader who finds small print hard? (a) a water reminder (b) a recipe finder (c) a bus tracker (d) a big-text reader
22. 22.Which of these is an input? (a) your high score (b) today’s step count (c) tap to Start (d) a switch for dark mode
23. 23.True or false: a bill splitter solves a real problem. (a) False (b) True
24. 24.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) share your streak (b) water animations (c) see today’s total (d) custom alert sounds
25. 25.Which of these is data? (a) tap to Send (b) a slider for volume (c) tap to go Next (d) your friends list
26. 26.🔍 Which is the odd one out? (a) talk to possible users (b) spot a problem to solve (c) try every button (d) list what users need
27. 27.True or false: an app opens in a web browser. (a) True (b) False
28. 28.🎯 Is this a user need or a feature: a dark mode switch? (a) a feature (b) a user need
29. 29.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Edit Profile
    [button] Next
    [text box] Email
    [text box] Age
    [button] Send
    [text box] Notes
30. 30.Which of these is an input? (a) a result on screen (b) speaking a command (c) sorting the scores (d) a beep sound
31. 31.🧩 Which of these is a button on this screen?
    [title] Order Snacks
    [text box] Subject
    [switch] Dark mode
    [button] Cancel
    [slider] Text size
    [button] Send
    [text box] Due date
    [text box] City
    [button] Back (a) Due date (b) Subject (c) City (d) Cancel
32. 32.⚙️ What number does this app show?
    let price = 60; // typed by the user
    let qty = 3; // typed by the user
    let total = price * qty;
    show(total);
33. 33.🧩 In an app, what is tap to go Next? (a) a button (b) a screen (c) data (d) an input
34. 34.⚙️ In an app, is sorting the scores an input, processing or an output? (a) processing (b) output (c) input
35. 35.⚙️ In an app, is taking a photo an input, processing or an output? (a) processing (b) output (c) input
36. 36.🎯 Which app would help this user most: a runner who forgets to sip water? (a) a big-text reader (b) a bus tracker (c) a water reminder (d) a recipe finder
37. 37.👥 A library app has 200 readers, 65 librarians and 95 volunteers as users. Which user group is the biggest? (a) volunteers (b) librarians (c) readers
38. 38.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Order Snacks
    [button] Cancel
    [slider] Brightness
    [switch] Remind me
    [button] Back
    [text box] Name
    [button] Save
39. 39.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) see where the bus is (b) a dark mode (c) pick your bus stop (d) show arrival time
40. 40.🗂️ What kind of app is a puzzle with levels? (a) a learning app (b) a health app (c) a game (d) a tool app

Free app development lessons, practice and worksheets at talentjr.in/app-development-for-students