App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 206 · 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 quiz app. Which feature can WAIT for a later version? (a) show the score (b) show a question (c) confetti effects (d) check the answer
2. 2.💡 Does an app idea like a lost-and-found board solve a real problem? (a) No (b) Yes
3. 3.💡 After a survey, which need should version 1 solve? (a) the rarest need (b) the newest trend (c) the most common need (d) a random need
4. 4.💡 Does an app idea like a library due-date alert solve a real problem? (a) Yes (b) No
5. 5.🧩 Which of these is a button on this screen?
   [title] New Note
   [text box] City
   [slider] Text size
   [button] Done
   [button] Next
   [button] Help
   [text box] Email (a) Done (b) Email (c) Text size (d) City
6. 6.🔍 Which is the odd one out? (a) a spelling coach (b) a calculator (c) a flashcard trainer (d) a times-table quiz
7. 7.🔍 Which is the odd one out? (a) let friends try it (b) talk to possible users (c) try every button (d) write down the bugs
8. 8.🧑 Who is an app really made for? (a) its icon (b) its charger (c) its coder only (d) its users
9. 9.🔢 After an app is released, which comes LAST? (a) release an update (b) test it again (c) fix and improve (d) list what to fix
10. 10.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [button] Back
    [slider] Text size
    [button] Start
    [text box] Notes
    [text box] Subject
11. 11.🧩 How many buttons does this app screen have?
    [title] Order Snacks
    [button] Next
    [button] Done
    [button] Back
    [text box] Subject
    [text box] Notes
    [text box] Email
12. 12.🔢 When you make an app, which comes first: “get an idea” or “build the app”? (a) build the app (b) get an idea
13. 13.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    no quiet study place: 3 votes
    missing the bus: 14 votes
    wasting pocket money: 4 votes (a) wasting pocket money (b) no quiet study place (c) missing the bus
14. 14.🗒️ What is a must-have feature? (a) a colour theme (b) one the app cannot skip (c) a nice extra (d) a sound effect
15. 15.🧩 What do we call one full page of an app? (a) a battery (b) a cable (c) a screen (d) a variable
16. 16.💡 Which app idea solves this problem: projects pile up at once? (a) a homework planner (b) a bill splitter (c) a lost-and-found board (d) a study-room finder
17. 17.🧩 Which of these is a button on this screen?
    [title] Order Snacks
    [text box] Notes
    [text box] Due date
    [button] Next (a) Notes (b) Due date (c) Next
18. 18.🔢 When you make an app, what comes right after “plan the screens”? (a) build the app (b) release it (c) get an idea (d) test the app
19. 19.🔍 Which is the odd one out? (a) spot a problem to solve (b) list what users need (c) pick the features (d) talk to possible users
20. 20.🧩 Which of these is a button on this screen?
    [title] Add Homework
    [text box] Subject
    [text box] Name
    [button] Send
    [slider] Text size
    [text box] Due date
    [button] Next (a) Due date (b) Send (c) Name (d) Subject
21. 21.⚙️ What number does this app show?
    let km = 5; // typed by the user
    let metres = km * 1000;
    show(metres);
22. 22.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Settings
    [slider] Text size
    [button] Back
    [button] Next
    [text box] Email
    [switch] Show hints
23. 23.True or false: tap to Start is a button. (a) True (b) False
24. 24.🧩 Which part lets the user give the app information? (a) a title (b) a logo (c) an icon (d) an input
25. 25.📅 An app team plans for 4 days, builds for 10 days, tests for 2 days and releases on 1 more day. How many days does the whole project take?
26. 26.🧩 Which of these is a button on this screen?
    [title] New Note
    [text box] Due date
    [text box] Phone
    [button] Send (a) Phone (b) Send (c) Due date
27. 27.🧩 Which input is best for turning something ON or OFF? (a) a text box (b) a title (c) a switch (d) a slider
28. 28.True or false: you pick the features at the idea stage. (a) False (b) True
29. 29.🔍 Which is the odd one out? (a) sorting the scores (b) speaking a command (c) tapping a button (d) taking a photo
30. 30.Which of these is an input? (a) tapping a button (b) a beep sound (c) working out a tip (d) adding up a bill
31. 31.True or false: an app is installed on a phone. (a) True (b) False
32. 32.🗒️ Version 1 of a bus tracker must be ready in 5 days. How many days are left for extras after the must-haves?
    see where the bus is: 1 days
    show arrival time: 1 days
    pick your bus stop: 3 days
33. 33.Which of these is a button? (a) the home page of an app (b) your high score (c) the log-in page (d) tap to Save
34. 34.📱 Which one is installed on a phone: an app or a website? (a) an app (b) a website
35. 35.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 390; // typed by the user
    line 2: let off = 20; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 4 (b) line 2 (c) line 3 (d) line 1
36. 36.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) an avatar shop (b) background music (c) confetti effects (d) check the answer
37. 37.🗒️ A to-do app with no “add a task” feature is ___. (a) well planned (b) a nice extra (c) ready to release (d) missing a must-have
38. 38.⚙️ In an app, is speaking a command an input, processing or an output? (a) input (b) processing (c) output
39. 39.Which of these happens at the plan stage? (a) write the store text (b) list what users need (c) put it on an app store (d) sketch the screens
40. 40.👥 A clinic app has 155 patients, 115 doctors and 250 nurses as users. How many more patients than doctors are there?

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