App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 472 · 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.💡 Does an app idea like a free study-room finder solve a real problem? (a) No (b) Yes
2. 2.🗂️ What kind of app is a step counter? (a) a learning app (b) a health app (c) a tool app (d) a game
3. 3.👥 A cricket club app has 160 players, 35 coaches and 150 fans as users. Which user group is the biggest? (a) coaches (b) players (c) fans
4. 4.Which of these is true of an app? (a) is installed on a phone (b) has a web address (c) opens from a link (d) needs no installing
5. 5.True or false: a word battle is a game. (a) True (b) False
6. 6.🧩 How many buttons does this app screen have?
   [title] Sign Up
   [slider] Volume
   [button] Save
   [button] Send
   [button] Back
   [text box] Age
   [switch] Dark mode
7. 7.🔍 Which is the odd one out? (a) a racing challenge (b) a torch (c) a word battle (d) a puzzle with levels
8. 8.🧩 Which of these is a button on this screen?
   [title] Sign Up
   [button] Done
   [text box] Phone (a) Done (b) Phone
9. 9.📱 Where do people usually download phone apps from? (a) a printer (b) a web server (c) a charger (d) an app store
10. 10.Which of these happens at the build stage? (a) write down the bugs (b) share the download link (c) try every button (d) add the buttons
11. 11.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    no quiet study place: 13 votes
    forgetting homework: 11 votes
    losing water bottles: 15 votes (a) losing water bottles (b) forgetting homework (c) no quiet study place
12. 12.Which of these is true of a website? (a) updates from the store (b) opens from a link (c) comes from an app store (d) is installed on a phone
13. 13.💡 A good app idea starts with ___. (a) many colours (b) a long name (c) a problem to solve (d) a cool logo
14. 14.True or false: the home page of an app is data. (a) False (b) True
15. 15.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) confetti effects (b) background music (c) an avatar shop (d) check the answer
16. 16.⚙️ What number does this app show?
    let km = 10; // typed by the user
    let metres = km * 1000;
    show(metres);
17. 17.🧩 In an app, what is a date picker? (a) a button (b) data (c) a screen (d) an input
18. 18.📊 Survey: which problem bugs you most? How many more votes did “wasting pocket money” get than “losing water bottles”?
    losing water bottles: 19 votes
    forgetting birthdays: 8 votes
    wasting pocket money: 22 votes
19. 19.Which of these is an input? (a) a box to type a name (b) the game-over page (c) your friends list (d) your high score
20. 20.⚙️ Which line does the processing (works out the answer)?
    line 1: let km = 8; // typed by the user
    line 2: let metres = km * 1000;
    line 3: show(metres); (a) line 1 (b) line 3 (c) line 2
21. 21.🎯 Which app would help this user most: a reader who finds small print hard? (a) a bus tracker (b) a big-text reader (c) a homework planner (d) a water reminder
22. 22.🔍 Which is the odd one out? (a) a racing challenge (b) a water reminder (c) a cricket run chase (d) a word battle
23. 23.🎯 Who are the users of an app? (a) only the coders (b) the app icons (c) the people who use it (d) only the testers
24. 24.👥 A cricket club app has 185 players, 220 coaches and 225 fans as users. How many more coaches than players are there?
25. 25.True or false: a website opens in a web browser. (a) True (b) False
26. 26.🔍 Which is the odd one out? (a) write the code (b) list what users need (c) spot a problem to solve (d) talk to possible users
27. 27.👥 A clinic app has 65 patients, 95 doctors and 200 nurses as users. Which user group is the biggest? (a) patients (b) doctors (c) nurses
28. 28.Which of these is true of a website? (a) has a home-screen icon (b) updates from the store (c) opens in a web browser (d) is installed on a phone
29. 29.🧩 How many buttons does this app screen have?
    [title] Order Snacks
    [button] Cancel
    [text box] Email
    [button] Start
    [text box] Phone
30. 30.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) set a reminder time (b) share your streak (c) see today’s total (d) log a glass of water
31. 31.True or false: your saved notes is a screen. (a) True (b) False
32. 32.🧩 Which of these is a button on this screen?
    [title] Order Snacks
    [button] Done
    [text box] Email
    [slider] Volume
    [button] Send
    [button] Start
    [text box] Subject
    [switch] Dark mode
    [text box] Notes (a) Email (b) Subject (c) Send (d) Notes
33. 33.True or false: a page of random dots solves a real problem. (a) False (b) True
34. 34.🔍 Which is the odd one out? (a) a cricket run chase (b) a word battle (c) a calculator (d) a puzzle with levels
35. 35.🛠️ At which stage do you write the store text? (a) the plan stage (b) the idea stage (c) the release stage (d) the test stage
36. 36.🔍 Which is the odd one out? (a) a beep sound (b) working out a tip (c) a result on screen (d) a buzz (vibration)
37. 37.👥 A clinic app has 80 patients, 120 doctors and 285 nurses as users. Which user group is the biggest? (a) doctors (b) nurses (c) patients
38. 38.💡 Does an app idea like an app that just says hi solve a real problem? (a) No (b) Yes
39. 39.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) a dark mode (b) see where the bus is (c) rate the driver (d) change the bus icon
40. 40.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 70; // typed by the user
    line 2: let qty = 3; // typed by the user
    line 3: let total = price * qty;
    line 4: show(total); (a) line 4 (b) line 3 (c) line 2 (d) line 1

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