App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 208 · 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: an app has a home-screen icon. (a) True (b) False
2. 2.💡 How can you check that people really have the problem? (a) ask possible users (b) just guess (c) copy another app (d) pick a colour
3. 3.🔍 Which is the odd one out? (a) a water reminder (b) a sleep tracker (c) a step counter (d) a torch
4. 4.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) confetti effects (b) background music (c) show a question (d) an avatar shop
5. 5.Which of these is true of a website? (a) is installed on a phone (b) has a home-screen icon (c) opens in a web browser (d) updates from the store
6. 6.📊 Survey: which problem bugs you most? Which problem should your app solve first?
   no quiet study place: 11 votes
   forgetting homework: 6 votes
   wasting pocket money: 18 votes (a) forgetting homework (b) wasting pocket money (c) no quiet study place
7. 7.🗒️ Version 1 of a pocket-money tracker must be ready in 12 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: 4 days
8. 8.📅 An app team plans for 4 days, builds for 7 days, tests for 2 days and releases on 1 more day. How many more days does building take than testing?
9. 9.Which of these is an output? (a) working out a tip (b) checking a password (c) a pop-up message (d) typing your age
10. 10.🔍 Which is the odd one out? (a) a buzz (vibration) (b) speaking a command (c) a beep sound (d) a pop-up message
11. 11.⚙️ In an app, is adding up a bill an input, processing or an output? (a) input (b) processing (c) output
12. 12.📊 Survey: which problem bugs you most? How many more votes did “wasting pocket money” get than “losing water bottles”?
    losing water bottles: 5 votes
    wasting pocket money: 16 votes
    forgetting birthdays: 4 votes
13. 13.👥 A school app has 25 students, 95 teachers and 230 parents as users. How many users does it have in all?
14. 14.🔢 When you make an app, which comes FIRST? (a) plan the screens (b) test the app (c) release it (d) get an idea
15. 15.True or false: an app needs no installing. (a) False (b) True
16. 16.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) add money spent (b) pie-chart colours (c) add money received (d) show the balance
17. 17.True or false: a library due-date alert solves no real problem. (a) False (b) True
18. 18.True or false: a website is installed on a phone. (a) False (b) True
19. 19.Which of these is a feature? (a) “Small text is hard” (b) “I keep missing the bus” (c) “I forget my homework” (d) a search bar
20. 20.Which of these happens at the idea stage? (a) draw the user flow (b) put it on an app store (c) list what users need (d) connect the data
21. 21.🎯 Why learn about users before you build? (a) to slow it down (b) to pick a logo (c) to make it longer (d) to build what they need
22. 22.🧩 How many buttons does this app screen have?
    [title] Order Snacks
    [button] Done
    [switch] Remind me
    [button] Start
    [slider] Brightness
    [text box] Name
    [text box] Phone
    [button] Next
23. 23.🧩 Scores, notes and settings that an app keeps are called ___. (a) screens (b) data (c) buttons (d) tabs
24. 24.🔢 After an app is released, which comes FIRST? (a) list what to fix (b) fix and improve (c) read user reviews (d) test it again
25. 25.💡 Which app idea solves this problem: bottles go missing at school? (a) a medicine reminder (b) a homework planner (c) a lost-and-found board (d) a bill splitter
26. 26.Which of these is a user need? (a) a dark mode switch (b) a reminder alarm (c) a share button (d) “I forget my homework”
27. 27.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 100; // typed by the user
    line 2: let qty = 2; // typed by the user
    line 3: let total = price * qty;
    line 4: show(total); (a) line 2 (b) line 4 (c) line 3 (d) line 1
28. 28.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    losing water bottles: 22 votes
    forgetting homework: 24 votes
    forgetting birthdays: 9 votes (a) forgetting homework (b) losing water bottles (c) forgetting birthdays
29. 29.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) earn stickers (b) pick a theme colour (c) add a homework task (d) share tasks to friends
30. 30.👥 A cricket club app has 255 players, 70 coaches and 95 fans as users. How many more fans than coaches are there?
31. 31.⚙️ In an app, is a beep sound an input, processing or an output? (a) input (b) processing (c) output
32. 32.🗒️ Version 1 of a bus tracker must be ready in 11 days. How many days are left for extras after the must-haves?
    see where the bus is: 4 days
    show arrival time: 2 days
    pick your bus stop: 3 days
33. 33.🧩 In an app, what is tap to Start? (a) a screen (b) an input (c) a button (d) data
34. 34.True or false: a medicine reminder solves a real problem. (a) True (b) False
35. 35.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) change the bus icon (b) see where the bus is (c) show arrival time (d) pick your bus stop
36. 36.⚙️ In an app, is a pop-up message an input, processing or an output? (a) input (b) processing (c) output
37. 37.True or false: a bill splitter solves a real problem. (a) False (b) True
38. 38.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) background music (b) check the answer (c) an avatar shop (d) confetti effects
39. 39.👥 A cricket club app has 280 players, 155 coaches and 40 fans as users. Which user group is the biggest? (a) players (b) coaches (c) fans
40. 40.Which of these happens at the release stage? (a) try every button (b) talk to possible users (c) write the code (d) share the download link

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