App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 235 · 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: your high score is data. (a) True (b) False
2. 2.Which of these is an output? (a) typing your age (b) sorting the scores (c) adding up a bill (d) a beep sound
3. 3.🧩 Which input is best for turning something ON or OFF? (a) a text box (b) a slider (c) a title (d) a switch
4. 4.🧩 How many buttons does this app screen have?
   [title] Edit Profile
   [button] Cancel
   [button] Help
   [text box] Phone
   [button] Back
5. 5.🔍 Which is the odd one out? (a) checking a password (b) working out a tip (c) typing your age (d) sorting the scores
6. 6.🛠️ At which stage do you spot a problem to solve? (a) the build stage (b) the plan stage (c) the idea stage (d) the test stage
7. 7.True or false: a homework planner is the best fit for a pupil juggling five projects. (a) True (b) False
8. 8.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] Add Homework
   [button] Send
   [button] Done
   [text box] Phone
   [text box] Subject
   [switch] Dark mode
   [button] Help
9. 9.💡 Does an app idea like a blank grey screen solve a real problem? (a) Yes (b) No
10. 10.🔢 After an app is released, what comes right after “read user reviews”? (a) list what to fix (b) fix and improve (c) test it again (d) release an update
11. 11.🗂️ What kind of app is a step counter? (a) a tool app (b) a learning app (c) a health app (d) a game
12. 12.🎯 Is this a user need or a feature: “Small text is hard”? (a) a feature (b) a user need
13. 13.Which of these is true of an app? (a) opens in a web browser (b) has a web address (c) updates from the store (d) needs no installing
14. 14.🧩 How many buttons does this app screen have?
    [title] Sign Up
    [slider] Brightness
    [switch] Dark mode
    [button] Help
    [button] Next
    [text box] Subject
    [button] Back
15. 15.🗒️ You are planning version 1 of a quiz app. Which feature can WAIT for a later version? (a) background music (b) check the answer (c) show the score (d) show a question
16. 16.🔢 When you make an app, which comes first: “build the app” or “get an idea”? (a) get an idea (b) build the app
17. 17.⚙️ In an app, is a buzz (vibration) an input, processing or an output? (a) input (b) output (c) processing
18. 18.🗒️ Version 1 of a water reminder must be ready in 12 days. How many days are left for extras after the must-haves?
    set a reminder time: 1 days
    log a glass of water: 2 days
    see today’s total: 5 days
19. 19.📴 Which of these can often still work with no internet? (a) a new website (b) an installed app (c) an online search (d) a video call
20. 20.🗂️ What kind of app is a racing challenge? (a) a health app (b) a tool app (c) a learning app (d) a game
21. 21.Which of these is data? (a) the game-over page (b) tap to Send (c) your saved notes (d) a switch for dark mode
22. 22.👥 A school app has 120 students, 70 teachers and 125 parents as users. How many more parents than students are there?
23. 23.⚙️ Which line does the processing (works out the answer)?
    line 1: let km = 5; // typed by the user
    line 2: let metres = km * 1000;
    line 3: show(metres); (a) line 1 (b) line 2 (c) line 3
24. 24.Which of these is a screen? (a) tap to Start (b) your saved notes (c) a switch for dark mode (d) the home page of an app
25. 25.🎯 Is this a user need or a feature: “I keep missing the bus”? (a) a feature (b) a user need
26. 26.📅 An app team plans for 3 days, builds for 11 days, tests for 3 days and releases on 1 more day. How many more days does building take than testing?
27. 27.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) rate the driver (b) show arrival time (c) a dark mode (d) change the bus icon
28. 28.👥 A cricket club app has 95 players, 105 coaches and 260 fans as users. How many users does it have in all?
29. 29.🧩 Which part lets the user give the app information? (a) an icon (b) an input (c) a logo (d) a title
30. 30.🛠️ At which stage do you write the store text? (a) the release stage (b) the test stage (c) the build stage (d) the plan stage
31. 31.True or false: a spelling coach is a tool app. (a) True (b) False
32. 32.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    losing water bottles: 4 votes
    forgetting homework: 18 votes
    missing the bus: 10 votes (a) forgetting homework (b) missing the bus (c) losing water bottles
33. 33.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Settings
    [button] Save
    [switch] Sound
    [slider] Volume
    [text box] Subject
    [text box] Name
    [text box] Due date
34. 34.🗒️ Version 1 of a water reminder must be ready in 8 days. How many days are left for extras after the must-haves?
    set a reminder time: 2 days
    log a glass of water: 1 days
    see today’s total: 4 days
35. 35.Which of these app ideas solves a real problem? (a) a library due-date alert (b) a page of random dots (c) a blank grey screen (d) an app that just says hi
36. 36.💡 Which app idea solves this problem: students cannot find a quiet room? (a) a bill splitter (b) a study-room finder (c) a homework planner (d) a medicine reminder
37. 37.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) share tasks to friends (b) earn stickers (c) pick a theme colour (d) add a homework task
38. 38.🧩 Which input is best for choosing a volume level? (a) a switch (b) a text box (c) a title (d) a slider
39. 39.True or false: an app that just says hi solves a real problem. (a) False (b) True
40. 40.True or false: you put it on an app store at the release stage. (a) False (b) True

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