App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 10 · 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 an input? (a) checking a password (b) adding up a bill (c) speaking a command (d) a beep sound
2. 2.🔍 Which is the odd one out? (a) checking a password (b) speaking a command (c) tapping a button (d) taking a photo
3. 3.💡 Which app idea solves this problem: Grandpa forgets his tablets? (a) a lost-and-found board (b) a bill splitter (c) a medicine reminder (d) a homework planner
4. 4.🎯 Which app would help this user most: a runner who forgets to sip water? (a) a homework planner (b) a water reminder (c) a bus tracker (d) a pocket-money tracker
5. 5.🔢 After an app is released, what comes right after “fix and improve”? (a) list what to fix (b) test it again (c) release an update (d) read user reviews
6. 6.⚙️ What number does this app show?
   let price = 140; // typed by the user
   let off = 40; // typed by the user
   let pay = price - off;
   show(pay);
7. 7.🧩 How many buttons does this app screen have?
   [title] Order Snacks
   [button] Save
   [button] Cancel
   [text box] Notes
   [button] Back
8. 8.⚙️ What number does this app show?
   let bill = 138; // typed by the user
   let friends = 3; // typed by the user
   let share = bill / friends;
   show(share);
9. 9.🗒️ When should nice-to-have features be built? (a) on day one (b) never (c) after the must-haves (d) before anything
10. 10.⚙️ In an app, is speaking a command an input, processing or an output? (a) input (b) processing (c) output
11. 11.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) share tasks to friends (b) see tasks by day (c) pick a theme colour (d) earn stickers
12. 12.True or false: a cricket run chase is a learning app. (a) True (b) False
13. 13.True or false: a bill splitter solves a real problem. (a) False (b) True
14. 14.🧩 In an app, what is tap to Start? (a) an input (b) a screen (c) a button (d) data
15. 15.🔍 Which is the odd one out? (a) list what users need (b) talk to possible users (c) spot a problem to solve (d) draw the user flow
16. 16.🔢 After an app is released, which comes first: “read user reviews” or “test it again”? (a) test it again (b) read user reviews
17. 17.🗒️ Version 1 of a pocket-money tracker must be ready in 18 days. How many days are left for extras after the must-haves?
    add money received: 3 days
    add money spent: 4 days
    show the balance: 5 days
18. 18.🔍 Which is the odd one out? (a) a puzzle with levels (b) a cricket run chase (c) a unit converter (d) a word battle
19. 19.Which of these is true of a website? (a) is installed on a phone (b) opens from a link (c) comes from an app store (d) updates from the store
20. 20.Which of these is a button? (a) tap to Start (b) today’s step count (c) your saved notes (d) your high score
21. 21.⚙️ What number does this app show?
    let km = 13; // typed by the user
    let metres = km * 1000;
    show(metres);
22. 22.True or false: a water reminder is the best fit for a runner who forgets to sip water. (a) False (b) True
23. 23.🔢 After an app is released, which comes first: “list what to fix” or “read user reviews”? (a) read user reviews (b) list what to fix
24. 24.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Order Snacks
    [button] Next
    [text box] City
    [text box] Email
    [text box] Subject
    [switch] Remind me
25. 25.True or false: a times-table quiz is a tool app. (a) True (b) False
26. 26.Which of these is processing? (a) taking a photo (b) adding up a bill (c) speaking a command (d) a buzz (vibration)
27. 27.Which of these is true of an app? (a) has a web address (b) opens in a web browser (c) opens from a link (d) updates from the store
28. 28.🧩 Which input is best for typing your name? (a) a picture (b) a text box (c) a switch (d) a slider
29. 29.True or false: a calculator is a game. (a) False (b) True
30. 30.Which of these app ideas solves no real problem? (a) a medicine reminder (b) a free study-room finder (c) a library due-date alert (d) a button with no action
31. 31.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) see where the bus is (b) rate the driver (c) a dark mode (d) change the bus icon
32. 32.Which of these is a button? (a) the log-in page (b) tap to Send (c) your friends list (d) the home page of an app
33. 33.🔢 When you make an app, which comes first: “plan the screens” or “get an idea”? (a) plan the screens (b) get an idea
34. 34.True or false: you list what users need at the build stage. (a) False (b) True
35. 35.🔢 After an app is released, which comes FIRST? (a) fix and improve (b) list what to fix (c) read user reviews (d) test it again
36. 36.📱 Which one has a home-screen icon: an app or a website? (a) a website (b) an app
37. 37.🎯 Is this a user need or a feature: “I forget my homework”? (a) a feature (b) a user need
38. 38.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) water animations (b) set a reminder time (c) share your streak (d) custom alert sounds
39. 39.📱 The word “app” is short for ___. (a) appointment (b) appetite (c) apparatus (d) application
40. 40.⚙️ What number does this app show?
    let price = 95; // typed by the user
    let qty = 4; // typed by the user
    let total = price * qty;
    show(total);

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