App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 709 · 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: a library due-date alert solves no real problem. (a) True (b) False
2. 2.🗒️ Version 1 of a homework planner must be ready in 7 days. How many days are left for extras after the must-haves?
   add a homework task: 1 days
   set a due date: 2 days
   see tasks by day: 4 days
3. 3.🗒️ Version 1 of a pocket-money tracker must be ready in 8 days. How many days are left for extras after the must-haves?
   add money received: 1 days
   add money spent: 1 days
   show the balance: 4 days
4. 4.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) custom alert sounds (b) share your streak (c) water animations (d) set a reminder time
5. 5.📱 Which one opens in a web browser: an app or a website? (a) an app (b) a website
6. 6.👥 A clinic app has 75 patients, 65 doctors and 45 nurses as users. How many more patients than doctors are there?
7. 7.💡 Does an app idea like a free study-room finder solve a real problem? (a) No (b) Yes
8. 8.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) confetti effects (b) show the score (c) background music (d) an avatar shop
9. 9.🗂️ What kind of app is a water reminder? (a) a tool app (b) a health app (c) a learning app (d) a game
10. 10.🎯 What is a user need? (a) a phone setting (b) a colour theme (c) a problem a user has (d) a type of button
11. 11.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) show arrival time (b) pick your bus stop (c) see where the bus is (d) change the bus icon
12. 12.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) set a reminder time (b) log a glass of water (c) see today’s total (d) water animations
13. 13.🧩 How many buttons does this app screen have?
    [title] Settings
    [text box] Notes
    [text box] City
    [slider] Text size
    [button] Cancel
    [text box] Name
14. 14.Which of these is an output? (a) taking a photo (b) a buzz (vibration) (c) adding up a bill (d) tapping a button
15. 15.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) earn stickers (b) see tasks by day (c) set a due date (d) add a homework task
16. 16.⚙️ In an app, is adding up a bill an input, processing or an output? (a) output (b) processing (c) input
17. 17.🎯 Which app would help this user most: a grandparent with weak eyesight? (a) a pocket-money tracker (b) a recipe finder (c) a bus tracker (d) a big-text reader
18. 18.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) rate the driver (b) a dark mode (c) change the bus icon (d) show arrival time
19. 19.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 74; // typed by the user
    line 2: let friends = 2; // typed by the user
    line 3: let share = bill / friends;
    line 4: show(share); (a) line 1 (b) line 2 (c) line 3 (d) line 4
20. 20.Which of these is an input? (a) sorting the scores (b) checking a password (c) taking a photo (d) a pop-up message
21. 21.🧩 In an app, what is tap to Send? (a) an input (b) data (c) a button (d) a screen
22. 22.🔢 When you make an app, which comes FIRST? (a) get an idea (b) release it (c) plan the screens (d) test the app
23. 23.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    no quiet study place: 8 votes
    missing the bus: 7 votes
    forgetting birthdays: 23 votes (a) missing the bus (b) forgetting birthdays (c) no quiet study place
24. 24.🧩 How many buttons does this app screen have?
    [title] Sign Up
    [button] Save
    [switch] Dark mode
    [button] Cancel
    [slider] Brightness
    [text box] Due date
25. 25.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Sign Up
    [button] Cancel
    [text box] Phone
    [button] Help
26. 26.True or false: a slider for volume is data. (a) True (b) False
27. 27.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] New Note
    [text box] Notes
    [text box] Phone
    [button] Back
    [text box] Due date
    [switch] Show hints
28. 28.🔍 Which is the odd one out? (a) a word battle (b) a puzzle with levels (c) a racing challenge (d) a step counter
29. 29.📱 Which one updates from the store: an app or a website? (a) an app (b) a website
30. 30.👥 A clinic app has 200 patients, 165 doctors and 30 nurses as users. Which user group is the biggest? (a) doctors (b) nurses (c) patients
31. 31.🗒️ Version 1 of a bus tracker must be ready in 5 days. How many days are left for extras after the must-haves?
    see where the bus is: 1 days
    show arrival time: 1 days
    pick your bus stop: 2 days
32. 32.🗒️ Version 1 of a pocket-money tracker must be ready in 13 days. How many days are left for extras after the must-haves?
    add money received: 3 days
    add money spent: 2 days
    show the balance: 3 days
33. 33.💡 An app that tries to do everything at once is usually ___. (a) very small (b) easy to build (c) hard to use (d) finished fast
34. 34.🛠️ At which stage do you talk to possible users? (a) the idea stage (b) the plan stage (c) the release stage (d) the test stage
35. 35.🧩 Which part lets the user give the app information? (a) a logo (b) an icon (c) a title (d) an input
36. 36.🧩 In an app, what is the home page of an app? (a) a screen (b) data (c) a button (d) an input
37. 37.⚙️ In an app, is working out a tip an input, processing or an output? (a) input (b) output (c) processing
38. 38.⚙️ What number does this app show?
    let price = 110; // typed by the user
    let off = 20; // typed by the user
    let pay = price - off;
    show(pay);
39. 39.Which of these is true of a website? (a) has a web address (b) is installed on a phone (c) comes from an app store (d) has a home-screen icon
40. 40.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) check the answer (b) an avatar shop (c) background music (d) confetti effects

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