App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 530 · 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 true of an app? (a) opens from a link (b) needs no installing (c) has a web address (d) updates from the store
2. 2.Which of these is true of an app? (a) opens from a link (b) is installed on a phone (c) needs no installing (d) opens in a web browser
3. 3.Which of these app ideas solves a real problem? (a) a blank grey screen (b) a button with no action (c) a medicine reminder (d) a page of random dots
4. 4.🗒️ Version 1 of a homework planner must be ready in 14 days. How many days are left for extras after the must-haves?
   add a homework task: 3 days
   set a due date: 3 days
   see tasks by day: 3 days
5. 5.True or false: a racing challenge is a game. (a) False (b) True
6. 6.🔢 When you make an app, which comes FIRST? (a) build the app (b) test the app (c) plan the screens (d) get an idea
7. 7.Which of these app ideas solves no real problem? (a) a button with no action (b) a library due-date alert (c) a bill splitter (d) a lost-and-found board
8. 8.🗒️ A to-do app with no “add a task” feature is ___. (a) ready to release (b) well planned (c) a nice extra (d) missing a must-have
9. 9.🛠️ At which stage do you write the store text? (a) the build stage (b) the release stage (c) the test stage (d) the idea stage
10. 10.🔢 When you make an app, which comes first: “get an idea” or “release it”? (a) release it (b) get an idea
11. 11.📱 Which one opens in a web browser: an app or a website? (a) an app (b) a website
12. 12.🧩 Which of these is a button on this screen?
    [title] Order Snacks
    [button] Start
    [text box] Subject
    [text box] Email
    [slider] Volume
    [button] Done (a) Volume (b) Done (c) Email (d) Subject
13. 13.⚙️ In an app, is typing your age an input, processing or an output? (a) input (b) output (c) processing
14. 14.True or false: an app that just says hi solves a real problem. (a) True (b) False
15. 15.🔍 Which is the odd one out? (a) spot a problem to solve (b) talk to possible users (c) put it on an app store (d) list what users need
16. 16.🗒️ Version 1 of a quiz app must be ready in 14 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: 4 days
17. 17.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Order Snacks
    [button] Cancel
    [slider] Text size
    [text box] Age
    [button] Start
18. 18.💡 A good app idea starts with ___. (a) a long name (b) a problem to solve (c) a cool logo (d) many colours
19. 19.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    losing water bottles: 13 votes
    missing the bus: 12 votes
    wasting pocket money: 24 votes (a) losing water bottles (b) missing the bus (c) wasting pocket money
20. 20.📱 Which one updates from the store: an app or a website? (a) a website (b) an app
21. 21.📊 Survey: which problem bugs you most? How many students voted in all?
    forgetting homework: 14 votes
    missing the bus: 3 votes
    wasting pocket money: 25 votes
22. 22.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 330; // 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 2 (b) line 3 (c) line 4 (d) line 1
23. 23.🗒️ Version 1 of a bus tracker must be ready in 12 days. How many days are left for extras after the must-haves?
    see where the bus is: 3 days
    show arrival time: 3 days
    pick your bus stop: 4 days
24. 24.📱 Which one is installed on a phone: an app or a website? (a) a website (b) an app
25. 25.🎯 Is this a user need or a feature: a reminder alarm? (a) a user need (b) a feature
26. 26.🗒️ Version 1 of a homework planner must be ready in 12 days. How many days are left for extras after the must-haves?
    add a homework task: 4 days
    set a due date: 2 days
    see tasks by day: 2 days
27. 27.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) add money received (b) add money spent (c) show the balance (d) pie-chart colours
28. 28.🧩 Which of these is a button on this screen?
    [title] Settings
    [button] Back
    [text box] Age (a) Back (b) Age
29. 29.🧩 Which of these is a button on this screen?
    [title] Sign Up
    [text box] Age
    [button] Next
    [switch] Remind me
    [button] Send
    [slider] Brightness
    [button] Back (a) Age (b) Remind me (c) Brightness (d) Next
30. 30.True or false: you try every button at the test stage. (a) True (b) False
31. 31.🧩 How many buttons does this app screen have?
    [title] Settings
    [text box] Subject
    [switch] Remind me
    [text box] Email
    [button] Cancel
    [button] Help
32. 32.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) pick your bus stop (b) rate the driver (c) a dark mode (d) change the bus icon
33. 33.🧩 In an app, what is the log-in page? (a) an input (b) a button (c) a screen (d) data
34. 34.🧩 In an app, what is your saved notes? (a) an input (b) a button (c) a screen (d) data
35. 35.🧩 In an app, what is a date picker? (a) a screen (b) a button (c) data (d) an input
36. 36.💡 Which app idea solves this problem: bottles go missing at school? (a) a bill splitter (b) a homework planner (c) a lost-and-found board (d) a medicine reminder
37. 37.🧩 How many buttons does this app screen have?
    [title] Sign Up
    [slider] Volume
    [text box] Phone
    [button] Help
    [text box] Name
    [text box] Age
38. 38.True or false: a puzzle with levels is a health app. (a) True (b) False
39. 39.🧩 In an app, what is a switch for dark mode? (a) a screen (b) a button (c) data (d) an input
40. 40.🎯 Is this a user need or a feature: “I forget my homework”? (a) a user need (b) a feature

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