App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 221 · 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.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) export to a file (b) add money spent (c) show the balance (d) add money received
2. 2.👥 A school app has 265 students, 250 teachers and 295 parents as users. How many users does it have in all?
3. 3.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) confetti effects (b) show the score (c) an avatar shop (d) background music
4. 4.Which of these is an input? (a) a pop-up message (b) working out a tip (c) checking a password (d) typing your age
5. 5.True or false: a bus tracker is the best fit for a teen whose money runs out by Friday. (a) True (b) False
6. 6.⚙️ What number does this app show?
   let price = 60; // typed by the user
   let qty = 5; // typed by the user
   let total = price * qty;
   show(total);
7. 7.🧩 How many buttons does this app screen have?
   [title] Sign Up
   [text box] Email
   [switch] Show hints
   [text box] Due date
   [button] Help
   [button] Back
   [button] Send
   [text box] Phone
   [slider] Volume
8. 8.📱 Which one comes from an app store: an app or a website? (a) an app (b) a website
9. 9.⚙️ Which line does the processing (works out the answer)?
   line 1: let km = 10; // typed by the user
   line 2: let metres = km * 1000;
   line 3: show(metres); (a) line 2 (b) line 3 (c) line 1
10. 10.Which of these is a screen? (a) tap to Save (b) your saved notes (c) the settings page (d) your friends list
11. 11.🗒️ When should nice-to-have features be built? (a) before anything (b) never (c) after the must-haves (d) on day one
12. 12.True or false: a times-table quiz is a learning app. (a) False (b) True
13. 13.Which of these is processing? (a) sorting the scores (b) speaking a command (c) a pop-up message (d) tapping a button
14. 14.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) pie-chart colours (b) show the balance (c) export to a file (d) savings stickers
15. 15.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) earn stickers (b) add a homework task (c) share tasks to friends (d) pick a theme colour
16. 16.📱 Where do people usually download phone apps from? (a) a printer (b) an app store (c) a charger (d) a web server
17. 17.🧑 Who is an app really made for? (a) its icon (b) its charger (c) its coder only (d) its users
18. 18.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 20; // 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 3 (b) line 2 (c) line 1 (d) line 4
19. 19.Which of these is true of a website? (a) updates from the store (b) needs no installing (c) is installed on a phone (d) has a home-screen icon
20. 20.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting homework: 6 votes
    no quiet study place: 11 votes
    losing water bottles: 18 votes (a) losing water bottles (b) forgetting homework (c) no quiet study place
21. 21.Which of these happens at the plan stage? (a) pick the features (b) try every button (c) write the code (d) list what users need
22. 22.🧩 How many buttons does this app screen have?
    [title] Edit Profile
    [switch] Remind me
    [text box] Phone
    [slider] Volume
    [button] Save
23. 23.True or false: a result on screen is an output. (a) True (b) False
24. 24.True or false: a bus tracker is the best fit for a student who often misses the school bus. (a) False (b) True
25. 25.🧩 How many buttons does this app screen have?
    [title] Sign Up
    [button] Next
    [text box] Subject
    [button] Start
    [switch] Show hints
    [slider] Volume
    [button] Done
26. 26.📱 Which one is installed on a phone: an app or a website? (a) a website (b) an app
27. 27.True or false: you connect the data at the idea stage. (a) True (b) False
28. 28.Which of these is true of an app? (a) has a web address (b) needs no installing (c) has a home-screen icon (d) opens in a web browser
29. 29.🗂️ What kind of app is a water reminder? (a) a game (b) a health app (c) a learning app (d) a tool app
30. 30.Which of these is a feature? (a) “Small text is hard” (b) a reminder alarm (c) “I keep missing the bus” (d) “I forget my homework”
31. 31.🗒️ In MVP, the M stands for ___. (a) maximum (b) mobile (c) minimum (d) music
32. 32.True or false: a water reminder is a learning app. (a) False (b) True
33. 33.🔢 When you make an app, which comes LAST? (a) get an idea (b) test the app (c) build the app (d) release it
34. 34.Which of these is an input? (a) a date picker (b) the log-in page (c) your high score (d) your saved notes
35. 35.🧩 Which of these is a button on this screen?
    [title] New Note
    [slider] Brightness
    [button] Help
    [switch] Remind me
    [button] Cancel
    [text box] Due date (a) Cancel (b) Remind me (c) Due date (d) Brightness
36. 36.🛠️ At which stage do you try every button? (a) the idea stage (b) the plan stage (c) the test stage (d) the build stage
37. 37.🔍 Which is the odd one out? (a) talk to possible users (b) try every button (c) write down the bugs (d) let friends try it
38. 38.🔢 After an app is released, which comes FIRST? (a) read user reviews (b) test it again (c) list what to fix (d) fix and improve
39. 39.🔍 Which is the odd one out? (a) a unit converter (b) a calculator (c) a torch (d) a times-table quiz
40. 40.True or false: your saved notes is data. (a) True (b) False

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