App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 933 · 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.👥 A clinic app has 80 patients, 55 doctors and 240 nurses as users. How many users does it have in all?
2. 2.🧩 How many buttons does this app screen have?
   [title] Settings
   [button] Start
   [switch] Dark mode
   [text box] Notes
   [slider] Volume
   [button] Next
   [text box] Name
   [button] Save
3. 3.True or false: a medicine reminder solves a real problem. (a) True (b) False
4. 4.🗂️ What kind of app is a sleep tracker? (a) a tool app (b) a game (c) a learning app (d) a health app
5. 5.True or false: a website opens from a link. (a) True (b) False
6. 6.🧩 How many buttons does this app screen have?
   [title] Order Snacks
   [button] Back
   [text box] Due date
7. 7.⚙️ What number does this app show?
   let km = 10; // typed by the user
   let metres = km * 1000;
   show(metres);
8. 8.Which of these is a button? (a) your friends list (b) today’s step count (c) your saved notes (d) tap to Send
9. 9.💡 Does an app idea like a lost-and-found board solve a real problem? (a) No (b) Yes
10. 10.Which of these app ideas solves no real problem? (a) a medicine reminder (b) a free study-room finder (c) a blank grey screen (d) a library due-date alert
11. 11.True or false: a flashcard trainer is a learning app. (a) True (b) False
12. 12.⚙️ In an app, is typing your age an input, processing or an output? (a) input (b) output (c) processing
13. 13.⚙️ What number does this app show?
    let price = 90; // typed by the user
    let qty = 4; // typed by the user
    let total = price * qty;
    show(total);
14. 14.Which of these is a screen? (a) a date picker (b) your high score (c) tap to Send (d) the home page of an app
15. 15.💡 Does an app idea like a medicine reminder solve a real problem? (a) Yes (b) No
16. 16.True or false: today’s step count is data. (a) False (b) True
17. 17.⚙️ What number does this app show?
    let price = 40; // typed by the user
    let qty = 5; // typed by the user
    let total = price * qty;
    show(total);
18. 18.👥 A cricket club app has 75 players, 225 coaches and 110 fans as users. Which user group is the biggest? (a) coaches (b) fans (c) players
19. 19.🧩 In an app, what is tap to Start? (a) a screen (b) data (c) a button (d) an input
20. 20.⚙️ What number does this app show?
    let price = 65; // typed by the user
    let qty = 4; // typed by the user
    let total = price * qty;
    show(total);
21. 21.Which of these app ideas solves no real problem? (a) a lost-and-found board (b) a free study-room finder (c) a medicine reminder (d) a button with no action
22. 22.🗂️ What kind of app is a spelling coach? (a) a health app (b) a game (c) a learning app (d) a tool app
23. 23.🛠️ At which stage do you pick the features? (a) the idea stage (b) the build stage (c) the plan stage (d) the test stage
24. 24.Which of these app ideas solves no real problem? (a) an app that just says hi (b) a medicine reminder (c) a lost-and-found board (d) a free study-room finder
25. 25.💡 Does an app idea like a bill splitter solve a real problem? (a) No (b) Yes
26. 26.True or false: an app has a web address. (a) True (b) False
27. 27.Which of these happens at the test stage? (a) let friends try it (b) list what users need (c) talk to possible users (d) connect the data
28. 28.⚙️ In an app, is adding up a bill an input, processing or an output? (a) input (b) processing (c) output
29. 29.🗒️ When should nice-to-have features be built? (a) never (b) before anything (c) on day one (d) after the must-haves
30. 30.Which of these is an output? (a) tapping a button (b) a beep sound (c) adding up a bill (d) taking a photo
31. 31.📱 Which one comes from an app store: an app or a website? (a) a website (b) an app
32. 32.💡 Which app idea solves this problem: the library is always full? (a) a lost-and-found board (b) a bill splitter (c) a study-room finder (d) a medicine reminder
33. 33.💡 Which app idea solves this problem: friends argue over who pays? (a) a homework planner (b) a medicine reminder (c) a bill splitter (d) a study-room finder
34. 34.True or false: a lost-and-found board solves a real problem. (a) False (b) True
35. 35.🧩 How many buttons does this app screen have?
    [title] Order Snacks
    [text box] Email
    [button] Done
    [text box] Notes
    [text box] Phone
36. 36.Which of these is true of a website? (a) updates from the store (b) comes from an app store (c) opens from a link (d) has a home-screen icon
37. 37.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [text box] Subject
    [switch] Remind me
    [button] Save
    [text box] Email
    [slider] Volume
38. 38.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) pie-chart colours (b) export to a file (c) savings stickers (d) add money received
39. 39.True or false: a homework planner is the best fit for a child saving up for a cycle. (a) True (b) False
40. 40.True or false: the settings page is data. (a) False (b) True

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