App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 543 · 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: a button with no action solves a real problem. (a) True (b) False
2. 2.True or false: a library due-date alert solves no real problem. (a) True (b) False
3. 3.⚙️ Which line does the processing (works out the answer)?
   line 1: let price = 80; // 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 1 (b) line 2 (c) line 3 (d) line 4
4. 4.💡 Which app idea solves this problem: a patient misses doses? (a) a homework planner (b) a lost-and-found board (c) a medicine reminder (d) a study-room finder
5. 5.True or false: your friends list is an input. (a) False (b) True
6. 6.📲 What happens when you tap an app’s icon? (a) the sound turns off (b) the app opens (c) the app is deleted (d) the phone charges
7. 7.🔢 When you make an app, what comes right after “plan the screens”? (a) test the app (b) get an idea (c) release it (d) build the app
8. 8.🗒️ Version 1 of a quiz app must be ready in 11 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
9. 9.🎯 What is a user need? (a) a problem a user has (b) a type of button (c) a phone setting (d) a colour theme
10. 10.🧩 In an app, what is a date picker? (a) a button (b) a screen (c) data (d) an input
11. 11.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) pick your bus stop (b) see where the bus is (c) change the bus icon (d) show arrival time
12. 12.🎯 Is this a user need or a feature: a dark mode switch? (a) a user need (b) a feature
13. 13.🗒️ 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: 1 days
    show arrival time: 4 days
    pick your bus stop: 3 days
14. 14.🔍 Which is the odd one out? (a) a beep sound (b) a buzz (vibration) (c) sorting the scores (d) a pop-up message
15. 15.Which of these app ideas solves a real problem? (a) a button with no action (b) an app that just says hi (c) a page of random dots (d) a free study-room finder
16. 16.🧩 Which of these is a button on this screen?
    [title] New Note
    [button] Next
    [text box] Email
    [button] Done
    [button] Help
    [text box] Notes (a) Notes (b) Next (c) Email
17. 17.🗒️ What is a must-have feature? (a) a colour theme (b) a nice extra (c) a sound effect (d) one the app cannot skip
18. 18.True or false: a flashcard trainer is a health app. (a) True (b) False
19. 19.Which of these happens at the idea stage? (a) try every button (b) write the store text (c) spot a problem to solve (d) pick the features
20. 20.💡 After a survey, which need should version 1 solve? (a) the newest trend (b) the rarest need (c) the most common need (d) a random need
21. 21.👥 A school app has 150 students, 130 teachers and 65 parents as users. How many more students than teachers are there?
22. 22.Which of these is data? (a) a slider for volume (b) tap to Send (c) the game-over page (d) today’s step count
23. 23.True or false: the game-over page is a screen. (a) False (b) True
24. 24.🔢 After an app is released, which comes LAST? (a) read user reviews (b) release an update (c) list what to fix (d) fix and improve
25. 25.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) set a due date (b) add a homework task (c) see tasks by day (d) share tasks to friends
26. 26.⚙️ In an app, is working out a tip an input, processing or an output? (a) processing (b) output (c) input
27. 27.📴 Which of these can often still work with no internet? (a) an installed app (b) a new website (c) a video call (d) an online search
28. 28.🧩 Which of these is a button on this screen?
    [title] New Note
    [text box] Age
    [slider] Volume
    [button] Cancel
    [button] Save (a) Age (b) Cancel (c) Volume
29. 29.🧩 Scores, notes and settings that an app keeps are called ___. (a) buttons (b) screens (c) tabs (d) data
30. 30.Which of these is an input? (a) tap to Send (b) tap to Save (c) a switch for dark mode (d) today’s step count
31. 31.Which of these happens at the idea stage? (a) write the code (b) sketch the screens (c) talk to possible users (d) write down the bugs
32. 32.🗒️ Version 1 of a pocket-money tracker must be ready in 7 days. How many days are left for extras after the must-haves?
    add money received: 1 days
    add money spent: 1 days
    show the balance: 3 days
33. 33.🔢 After an app is released, which comes first: “test it again” or “fix and improve”? (a) fix and improve (b) test it again
34. 34.Which of these is a user need? (a) a search bar (b) “Small text is hard” (c) a dark mode switch (d) a share button
35. 35.True or false: a times-table quiz is a learning app. (a) True (b) False
36. 36.📊 Survey: which problem bugs you most? How many more votes did “no quiet study place” get than “forgetting birthdays”?
    no quiet study place: 21 votes
    forgetting birthdays: 5 votes
    forgetting homework: 6 votes
37. 37.True or false: a website has a web address. (a) True (b) False
38. 38.🎯 Which app would help this user most: a cook with no idea for dinner? (a) a homework planner (b) a bus tracker (c) a water reminder (d) a recipe finder
39. 39.💡 Does an app idea like an app that just says hi solve a real problem? (a) No (b) Yes
40. 40.📅 An app team plans for 2 days, builds for 8 days, tests for 2 days and releases on 1 more day. How many days does the whole project take?

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