App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 748 · 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.📅 An app team plans for 3 days, builds for 12 days, tests for 1 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
2. 2.🧩 Scores, notes and settings that an app keeps are called ___. (a) data (b) screens (c) tabs (d) buttons
3. 3.🗒️ Why keep version 1 small? (a) to use up storage (b) to look bigger (c) to confuse users (d) to learn from users soon
4. 4.🗂️ What kind of app is an alarm clock? (a) a game (b) a health app (c) a learning app (d) a tool app
5. 5.💡 A good app idea starts with ___. (a) a problem to solve (b) many colours (c) a cool logo (d) a long name
6. 6.True or false: a switch for dark mode is a button. (a) False (b) True
7. 7.Which of these is a user need? (a) a search bar (b) a share button (c) a reminder alarm (d) “I forget my homework”
8. 8.True or false: a unit converter is a game. (a) True (b) False
9. 9.📱 Which one comes from an app store: an app or a website? (a) an app (b) a website
10. 10.🔍 Which is the odd one out? (a) a step counter (b) a water reminder (c) a sleep tracker (d) a puzzle with levels
11. 11.🎯 Who are the users of an app? (a) only the coders (b) only the testers (c) the people who use it (d) the app icons
12. 12.🔍 Which is the odd one out? (a) typing your age (b) tapping a button (c) a buzz (vibration) (d) taking a photo
13. 13.⚙️ In an app, is speaking a command an input, processing or an output? (a) output (b) processing (c) input
14. 14.⚙️ Which line does the processing (works out the answer)?
    line 1: let km = 3; // typed by the user
    line 2: let metres = km * 1000;
    line 3: show(metres); (a) line 1 (b) line 3 (c) line 2
15. 15.🗂️ What kind of app is a racing challenge? (a) a learning app (b) a tool app (c) a health app (d) a game
16. 16.🗒️ 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) a dark mode (d) show arrival time
17. 17.True or false: a bus tracker is the best fit for a reader who finds small print hard. (a) True (b) False
18. 18.True or false: a bus tracker is the best fit for a student who often misses the school bus. (a) True (b) False
19. 19.🧩 In an app, what is a date picker? (a) an input (b) data (c) a screen (d) a button
20. 20.🧩 What do we call one full page of an app? (a) a variable (b) a cable (c) a screen (d) a battery
21. 21.💡 Does an app idea like a medicine reminder solve a real problem? (a) No (b) Yes
22. 22.🔢 When you make an app, which comes first: “plan the screens” or “build the app”? (a) plan the screens (b) build the app
23. 23.⚙️ In an app, is taking a photo an input, processing or an output? (a) output (b) input (c) processing
24. 24.Which of these is an input? (a) tap to Send (b) a switch for dark mode (c) today’s step count (d) the log-in page
25. 25.💡 Does an app idea like a button with no action solve a real problem? (a) No (b) Yes
26. 26.⚙️ In an app, is a buzz (vibration) an input, processing or an output? (a) output (b) processing (c) input
27. 27.Which of these is a user need? (a) a dark mode switch (b) “Small text is hard” (c) a share button (d) a reminder alarm
28. 28.🧩 Which of these is a button on this screen?
    [title] Settings
    [text box] Subject
    [slider] Volume
    [text box] Notes
    [button] Done
    [button] Save
    [switch] Remind me (a) Remind me (b) Save (c) Subject (d) Notes
29. 29.True or false: working out a tip is processing. (a) True (b) False
30. 30.📱 Which one has a web address: an app or a website? (a) an app (b) a website
31. 31.🗒️ The first small, working version of an app is often called an ___. (a) MVP (b) URL (c) CPU (d) FAQ
32. 32.🛠️ At which stage do you list what users need? (a) the plan stage (b) the release stage (c) the test stage (d) the idea stage
33. 33.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) an avatar shop (b) confetti effects (c) show the score (d) background music
34. 34.📱 Which one is installed on a phone: an app or a website? (a) a website (b) an app
35. 35.True or false: the settings page is data. (a) True (b) False
36. 36.True or false: tapping a button is an input. (a) True (b) False
37. 37.💡 Does an app idea like a page of random dots solve a real problem? (a) Yes (b) No
38. 38.🧩 Which input is best for typing your name? (a) a picture (b) a switch (c) a text box (d) a slider
39. 39.🔢 When you make an app, what comes right after “test the app”? (a) get an idea (b) plan the screens (c) build the app (d) release it
40. 40.⚙️ What number does this app show?
    let price = 450; // typed by the user
    let off = 40; // typed by the user
    let pay = price - off;
    show(pay);

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