App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 298 · 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: you list what users need at the idea stage. (a) False (b) True
2. 2.👥 A cricket club app has 160 players, 220 coaches and 170 fans as users. How many users does it have in all?
3. 3.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) add money spent (b) show the balance (c) export to a file (d) add money received
4. 4.🧩 Which of these is a button on this screen?
   [title] Add Homework
   [text box] Email
   [button] Back
   [text box] Subject
   [button] Help (a) Email (b) Help (c) Subject
5. 5.True or false: you spot a problem to solve at the idea stage. (a) False (b) True
6. 6.⚙️ In an app, is a buzz (vibration) an input, processing or an output? (a) output (b) input (c) processing
7. 7.🔢 When you make an app, which comes first: “test the app” or “get an idea”? (a) get an idea (b) test the app
8. 8.🔍 Which is the odd one out? (a) try every button (b) sketch the screens (c) draw the user flow (d) pick the features
9. 9.⚙️ Which line does the processing (works out the answer)?
   line 1: let bill = 201; // typed by the user
   line 2: let friends = 3; // typed by the user
   line 3: let share = bill / friends;
   line 4: show(share); (a) line 4 (b) line 2 (c) line 1 (d) line 3
10. 10.🗂️ What kind of app is a unit converter? (a) a game (b) a health app (c) a learning app (d) a tool app
11. 11.True or false: adding up a bill is an input. (a) False (b) True
12. 12.🗒️ You are planning version 1 of a quiz app. Which feature can WAIT for a later version? (a) check the answer (b) confetti effects (c) show a question (d) show the score
13. 13.🔍 Which is the odd one out? (a) a pop-up message (b) a buzz (vibration) (c) taking a photo (d) a result on screen
14. 14.🔍 Which is the odd one out? (a) a buzz (vibration) (b) sorting the scores (c) a pop-up message (d) a beep sound
15. 15.🗒️ Version 1 of a quiz app must be ready in 12 days. How many days are left for extras after the must-haves?
    show a question: 1 days
    check the answer: 4 days
    show the score: 3 days
16. 16.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Sign Up
    [button] Start
    [button] Done
    [switch] Dark mode
    [text box] Subject
17. 17.True or false: the settings page is a screen. (a) False (b) True
18. 18.Which of these is a user need? (a) a share button (b) “What should I cook?” (c) a dark mode switch (d) a reminder alarm
19. 19.📊 Survey: which problem bugs you most? How many more votes did “losing water bottles” get than “wasting pocket money”?
    losing water bottles: 12 votes
    forgetting birthdays: 16 votes
    wasting pocket money: 10 votes
20. 20.True or false: a pocket-money tracker is the best fit for a cook with no idea for dinner. (a) True (b) False
21. 21.🎯 Why learn about users before you build? (a) to make it longer (b) to slow it down (c) to build what they need (d) to pick a logo
22. 22.Which of these happens at the build stage? (a) pick the features (b) connect the data (c) sketch the screens (d) draw the user flow
23. 23.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) water animations (b) set a reminder time (c) see today’s total (d) log a glass of water
24. 24.🧩 What do we call one full page of an app? (a) a screen (b) a cable (c) a battery (d) a variable
25. 25.True or false: a water reminder is a health app. (a) True (b) False
26. 26.📊 Survey: which problem bugs you most? How many more votes did “losing water bottles” get than “forgetting birthdays”?
    losing water bottles: 7 votes
    forgetting birthdays: 6 votes
    no quiet study place: 19 votes
27. 27.Which of these is an input? (a) working out a tip (b) a pop-up message (c) typing your age (d) adding up a bill
28. 28.🔢 When you make an app, which comes first: “release it” or “build the app”? (a) build the app (b) release it
29. 29.Which of these is true of an app? (a) updates from the store (b) opens from a link (c) opens in a web browser (d) needs no installing
30. 30.🔍 Which is the odd one out? (a) try every button (b) write down the bugs (c) let friends try it (d) write the code
31. 31.True or false: a buzz (vibration) is an output. (a) False (b) True
32. 32.💡 A good app idea starts with ___. (a) a problem to solve (b) a cool logo (c) many colours (d) a long name
33. 33.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) share tasks to friends (b) earn stickers (c) add a homework task (d) pick a theme colour
34. 34.📅 An app team plans for 2 days, builds for 6 days, tests for 1 days and releases on 1 more day. How many more days does building take than testing?
35. 35.🔍 Which is the odd one out? (a) adding up a bill (b) working out a tip (c) sorting the scores (d) tapping a button
36. 36.🔍 Which is the odd one out? (a) add the buttons (b) put it on an app store (c) connect the data (d) write the code
37. 37.Which of these app ideas solves a real problem? (a) an app that just says hi (b) a page of random dots (c) a button with no action (d) a medicine reminder
38. 38.🎯 Which app would help this user most: a student who often misses the school bus? (a) a bus tracker (b) a homework planner (c) a pocket-money tracker (d) a recipe finder
39. 39.Which of these happens at the idea stage? (a) sketch the screens (b) connect the data (c) try every button (d) list what users need
40. 40.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Settings
    [text box] Age
    [button] Start
    [text box] Notes
    [button] Done

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