App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 351 · 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] Add Homework
   [button] Next
   [text box] Age
   [button] Cancel
   [text box] Notes
   [text box] Email
   [slider] Text size
2. 2.🎯 Which app would help this user most: a reader who finds small print hard? (a) a pocket-money tracker (b) a big-text reader (c) a bus tracker (d) a homework planner
3. 3.True or false: a blank grey screen solves no real problem. (a) False (b) True
4. 4.True or false: an app opens from a link. (a) True (b) False
5. 5.🗒️ 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) add money received (d) pie-chart colours
6. 6.🗒️ Version 1 of a quiz app must be ready in 8 days. How many days are left for extras after the must-haves?
   show a question: 1 days
   check the answer: 2 days
   show the score: 5 days
7. 7.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] Settings
   [text box] Name
   [button] Cancel
   [button] Save
   [switch] Sound
   [text box] City
8. 8.🧩 How many buttons does this app screen have?
   [title] Add Homework
   [button] Save
   [switch] Remind me
   [text box] Due date
   [text box] Phone
   [text box] Age
9. 9.📱 Which one opens from a link: an app or a website? (a) a website (b) an app
10. 10.🧩 Scores, notes and settings that an app keeps are called ___. (a) tabs (b) buttons (c) screens (d) data
11. 11.🗒️ In MVP, the M stands for ___. (a) maximum (b) mobile (c) minimum (d) music
12. 12.💡 Does an app idea like a page of random dots solve a real problem? (a) No (b) Yes
13. 13.📅 An app team plans for 3 days, builds for 10 days, tests for 2 days and releases on 1 more day. How many more days does building take than testing?
14. 14.🛠️ At which stage do you draw the user flow? (a) the build stage (b) the plan stage (c) the release stage (d) the test stage
15. 15.👥 A cricket club app has 50 players, 295 coaches and 150 fans as users. How many users does it have in all?
16. 16.🗒️ 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: 1 days
    check the answer: 1 days
    show the score: 2 days
17. 17.🧩 In an app, what is tap to Save? (a) a button (b) data (c) a screen (d) an input
18. 18.🧩 Which input is best for turning something ON or OFF? (a) a slider (b) a switch (c) a text box (d) a title
19. 19.Which of these app ideas solves no real problem? (a) a free study-room finder (b) a page of random dots (c) a library due-date alert (d) a medicine reminder
20. 20.🎯 Who are the users of an app? (a) only the testers (b) only the coders (c) the app icons (d) the people who use it
21. 21.🔢 After an app is released, which comes LAST? (a) read user reviews (b) test it again (c) fix and improve (d) release an update
22. 22.📴 Which of these can often still work with no internet? (a) an installed app (b) a video call (c) an online search (d) a new website
23. 23.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Settings
    [button] Back
    [switch] Sound
    [button] Next
    [slider] Volume
    [text box] Notes
    [button] Done
24. 24.🔢 When you make an app, which comes FIRST? (a) build the app (b) plan the screens (c) get an idea (d) release it
25. 25.🎯 Which app would help this user most: a runner who forgets to sip water? (a) a pocket-money tracker (b) a bus tracker (c) a recipe finder (d) a water reminder
26. 26.True or false: the game-over page is a button. (a) False (b) True
27. 27.💡 How can you check that people really have the problem? (a) just guess (b) pick a colour (c) ask possible users (d) copy another app
28. 28.🗂️ What kind of app is a spelling coach? (a) a game (b) a health app (c) a learning app (d) a tool app
29. 29.True or false: tapping a button is an output. (a) True (b) False
30. 30.🗒️ Version 1 of a water reminder must be ready in 13 days. How many days are left for extras after the must-haves?
    set a reminder time: 3 days
    log a glass of water: 3 days
    see today’s total: 5 days
31. 31.🗒️ 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) earn stickers
32. 32.🔢 When you make an app, which comes first: “get an idea” or “plan the screens”? (a) plan the screens (b) get an idea
33. 33.🎯 Which app would help this user most: a pupil juggling five projects? (a) a big-text reader (b) a homework planner (c) a recipe finder (d) a bus tracker
34. 34.💡 Does an app idea like a button with no action solve a real problem? (a) No (b) Yes
35. 35.🔍 Which is the odd one out? (a) connect the data (b) write the code (c) add the buttons (d) try every button
36. 36.⚙️ In an app, is a pop-up message an input, processing or an output? (a) input (b) output (c) processing
37. 37.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 44; // 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 1 (b) line 4 (c) line 2 (d) line 3
38. 38.🛠️ At which stage do you let friends try it? (a) the plan stage (b) the build stage (c) the release stage (d) the test stage
39. 39.True or false: a switch for dark mode is an input. (a) False (b) True
40. 40.🧩 What do we call one full page of an app? (a) a cable (b) a battery (c) a screen (d) a variable

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