App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 844 · 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.💡 A good app idea starts with ___. (a) a problem to solve (b) a long name (c) a cool logo (d) many colours
2. 2.👥 A clinic app has 295 patients, 220 doctors and 185 nurses as users. How many more patients than nurses are there?
3. 3.💡 Which is a problem statement? (a) “Kids forget homework” (b) “Add a logo” (c) “Make it fast” (d) “Use blue buttons”
4. 4.True or false: a medicine reminder solves no real problem. (a) False (b) True
5. 5.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) pick a theme colour (b) share tasks to friends (c) add a homework task (d) earn stickers
6. 6.📅 An app team plans for 2 days, builds for 7 days, tests for 1 days and releases on 1 more day. How many days does the whole project take?
7. 7.🛠️ At which stage do you pick the features? (a) the test stage (b) the plan stage (c) the idea stage (d) the release stage
8. 8.Which of these is true of a website? (a) is installed on a phone (b) opens in a web browser (c) comes from an app store (d) updates from the store
9. 9.🔍 Which is the odd one out? (a) sketch the screens (b) pick the features (c) draw the user flow (d) try every button
10. 10.👥 A school app has 165 students, 110 teachers and 75 parents as users. How many more students than teachers are there?
11. 11.🔍 Which is the odd one out? (a) a times-table quiz (b) a puzzle with levels (c) a spelling coach (d) a flashcard trainer
12. 12.Which of these is true of an app? (a) opens from a link (b) opens in a web browser (c) comes from an app store (d) has a web address
13. 13.True or false: a sleep tracker is a health app. (a) False (b) True
14. 14.🧩 Which part lets the user give the app information? (a) a title (b) an icon (c) a logo (d) an input
15. 15.🧩 Which of these is a button on this screen?
    [title] Add Homework
    [text box] Name
    [button] Save
    [button] Send
    [text box] Due date
    [button] Help
    [slider] Volume (a) Due date (b) Save (c) Volume (d) Name
16. 16.⚙️ In an app, is sorting the scores an input, processing or an output? (a) output (b) input (c) processing
17. 17.🔍 Which is the odd one out? (a) sketch the screens (b) draw the user flow (c) put it on an app store (d) pick the features
18. 18.Which of these is data? (a) your saved notes (b) a switch for dark mode (c) a box to type a name (d) the log-in page
19. 19.⚙️ What number does this app show?
    let km = 15; // typed by the user
    let metres = km * 1000;
    show(metres);
20. 20.🧩 In an app, what is the game-over page? (a) an input (b) a button (c) data (d) a screen
21. 21.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    missing the bus: 5 votes
    forgetting homework: 20 votes
    wasting pocket money: 9 votes (a) missing the bus (b) forgetting homework (c) wasting pocket money
22. 22.🎯 Which app would help this user most: a parent waiting at the bus stop? (a) a big-text reader (b) a bus tracker (c) a water reminder (d) a recipe finder
23. 23.Which of these is true of a website? (a) has a home-screen icon (b) is installed on a phone (c) opens from a link (d) comes from an app store
24. 24.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) change the bus icon (b) show arrival time (c) a dark mode (d) rate the driver
25. 25.📱 Which one has a home-screen icon: an app or a website? (a) a website (b) an app
26. 26.💡 After a survey, which need should version 1 solve? (a) a random need (b) the newest trend (c) the most common need (d) the rarest need
27. 27.🧩 In an app, what is a box to type a name? (a) a button (b) data (c) a screen (d) an input
28. 28.🧩 Which of these is a button on this screen?
    [title] Order Snacks
    [button] Save
    [switch] Sound
    [text box] Notes
    [text box] Due date (a) Due date (b) Sound (c) Notes (d) Save
29. 29.📅 An app team plans for 2 days, builds for 5 days, tests for 2 days and releases on 1 more day. How many more days does building take than testing?
30. 30.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting homework: 16 votes
    wasting pocket money: 12 votes
    missing the bus: 11 votes (a) missing the bus (b) wasting pocket money (c) forgetting homework
31. 31.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [button] Help
    [text box] Email
    [button] Save
32. 32.🔢 When you make an app, what comes right after “plan the screens”? (a) get an idea (b) release it (c) test the app (d) build the app
33. 33.Which of these app ideas solves a real problem? (a) an app that just says hi (b) a free study-room finder (c) a blank grey screen (d) a page of random dots
34. 34.🔢 When you make an app, which comes first: “get an idea” or “release it”? (a) get an idea (b) release it
35. 35.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 63; // typed by the user
    line 2: let friends = 3; // typed by the user
    line 3: let share = bill / friends;
    line 4: show(share); (a) line 3 (b) line 1 (c) line 2 (d) line 4
36. 36.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [text box] Phone
    [button] Start
    [slider] Brightness
    [text box] Name
37. 37.True or false: checking a password is an input. (a) False (b) True
38. 38.Which of these app ideas solves no real problem? (a) a bill splitter (b) a library due-date alert (c) a blank grey screen (d) a medicine reminder
39. 39.📊 Survey: which problem bugs you most? How many students voted in all?
    losing water bottles: 10 votes
    missing the bus: 11 votes
    no quiet study place: 15 votes
40. 40.🗂️ What kind of app is a water reminder? (a) a learning app (b) a tool app (c) a health app (d) a game

Free app development lessons, practice and worksheets at talentjr.in/app-development-for-students