App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 34 · 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.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] Edit Profile
   [switch] Show hints
   [text box] Subject
   [button] Back
2. 2.🔍 Which is the odd one out? (a) let friends try it (b) write the code (c) try every button (d) write down the bugs
3. 3.🗒️ Version 1 of a homework planner must be ready in 9 days. How many days are left for extras after the must-haves?
   add a homework task: 3 days
   set a due date: 3 days
   see tasks by day: 2 days
4. 4.Which of these is a feature? (a) a search bar (b) “What should I cook?” (c) “I forget my homework” (d) “Small text is hard”
5. 5.🔍 Which is the odd one out? (a) a step counter (b) a flashcard trainer (c) a water reminder (d) a sleep tracker
6. 6.📱 Which one opens in a web browser: an app or a website? (a) an app (b) a website
7. 7.📊 Survey: which problem bugs you most? How many students voted in all?
   no quiet study place: 7 votes
   losing water bottles: 6 votes
   forgetting birthdays: 10 votes
8. 8.🧩 How many buttons does this app screen have?
   [title] New Note
   [button] Done
   [text box] Name
9. 9.🗒️ What is a must-have feature? (a) a nice extra (b) one the app cannot skip (c) a sound effect (d) a colour theme
10. 10.🧩 Which of these is a button on this screen?
    [title] Sign Up
    [text box] Notes
    [slider] Volume
    [button] Back
    [text box] City (a) Notes (b) City (c) Back (d) Volume
11. 11.🔢 After an app is released, which comes first: “list what to fix” or “fix and improve”? (a) fix and improve (b) list what to fix
12. 12.🔢 After an app is released, which comes first: “release an update” or “read user reviews”? (a) release an update (b) read user reviews
13. 13.📱 Which one needs no installing: an app or a website? (a) a website (b) an app
14. 14.True or false: you write the code at the plan stage. (a) False (b) True
15. 15.Which of these app ideas solves a real problem? (a) a button with no action (b) a blank grey screen (c) an app that just says hi (d) a free study-room finder
16. 16.🗒️ Version 1 of a homework planner must be ready in 5 days. How many days are left for extras after the must-haves?
    add a homework task: 1 days
    set a due date: 1 days
    see tasks by day: 2 days
17. 17.💡 Does an app idea like a page of random dots solve a real problem? (a) No (b) Yes
18. 18.🎯 Is this a user need or a feature: a search bar? (a) a user need (b) a feature
19. 19.🧩 Which of these is a button on this screen?
    [title] Sign Up
    [switch] Remind me
    [text box] Subject
    [text box] City
    [button] Save
    [text box] Age
    [button] Cancel (a) City (b) Subject (c) Cancel (d) Age
20. 20.🗒️ Why keep version 1 small? (a) to confuse users (b) to use up storage (c) to look bigger (d) to learn from users soon
21. 21.🧩 In an app, what is tap to Send? (a) data (b) an input (c) a button (d) a screen
22. 22.💡 Does an app idea like a bill splitter solve a real problem? (a) No (b) Yes
23. 23.🗒️ In MVP, the M stands for ___. (a) mobile (b) music (c) maximum (d) minimum
24. 24.🔢 After an app is released, what comes right after “list what to fix”? (a) read user reviews (b) fix and improve (c) test it again (d) release an update
25. 25.🗒️ Version 1 of a quiz app must be ready in 10 days. How many days are left for extras after the must-haves?
    show a question: 3 days
    check the answer: 3 days
    show the score: 4 days
26. 26.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) earn stickers (b) set a due date (c) pick a theme colour (d) share tasks to friends
27. 27.🗂️ What kind of app is a word battle? (a) a health app (b) a learning app (c) a tool app (d) a game
28. 28.⚙️ In an app, is adding up a bill an input, processing or an output? (a) input (b) output (c) processing
29. 29.🗒️ Version 1 of a bus tracker must be ready in 14 days. How many days are left for extras after the must-haves?
    see where the bus is: 4 days
    show arrival time: 3 days
    pick your bus stop: 2 days
30. 30.🔍 Which is the odd one out? (a) a torch (b) a word battle (c) an alarm clock (d) a calculator
31. 31.🔍 Which is the odd one out? (a) a step counter (b) a sleep tracker (c) a water reminder (d) a spelling coach
32. 32.💡 How can you check that people really have the problem? (a) copy another app (b) ask possible users (c) just guess (d) pick a colour
33. 33.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 140; // typed by the user
    line 2: let friends = 4; // typed by the user
    line 3: let share = bill / friends;
    line 4: show(share); (a) line 4 (b) line 1 (c) line 3 (d) line 2
34. 34.🔍 Which is the odd one out? (a) a beep sound (b) taking a photo (c) typing your age (d) tapping a button
35. 35.🧩 How many buttons does this app screen have?
    [title] Edit Profile
    [button] Save
    [text box] Age
    [slider] Brightness
    [button] Next
36. 36.Which of these happens at the release stage? (a) talk to possible users (b) share the download link (c) list what users need (d) connect the data
37. 37.True or false: a step counter is a health app. (a) True (b) False
38. 38.📱 Which one has a web address: an app or a website? (a) a website (b) an app
39. 39.⚙️ Which line does the processing (works out the answer)?
    line 1: let km = 9; // typed by the user
    line 2: let metres = km * 1000;
    line 3: show(metres); (a) line 3 (b) line 1 (c) line 2
40. 40.🗒️ The first small, working version of an app is often called an ___. (a) FAQ (b) CPU (c) MVP (d) URL

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