App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 772 · 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.⚙️ What number does this app show?
   let bill = 205; // typed by the user
   let friends = 5; // typed by the user
   let share = bill / friends;
   show(share);
2. 2.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) a dark mode (b) pick your bus stop (c) change the bus icon (d) rate the driver
3. 3.🔍 Which is the odd one out? (a) checking a password (b) a pop-up message (c) sorting the scores (d) adding up a bill
4. 4.📱 Which one opens in a web browser: an app or a website? (a) an app (b) a website
5. 5.🎯 Is this a user need or a feature: a share button? (a) a feature (b) a user need
6. 6.🧩 Which of these is a button on this screen?
   [title] Settings
   [button] Cancel
   [text box] City
   [button] Done
   [button] Next
   [switch] Show hints (a) Show hints (b) Done (c) City
7. 7.Which of these is a screen? (a) your saved notes (b) tap to Start (c) a switch for dark mode (d) the log-in page
8. 8.True or false: working out a tip is processing. (a) False (b) True
9. 9.💡 Which app idea solves this problem: nobody knows whose bag it is? (a) a medicine reminder (b) a study-room finder (c) a bill splitter (d) a lost-and-found board
10. 10.🗒️ Version 1 of a homework planner must be ready in 10 days. How many days are left for extras after the must-haves?
    add a homework task: 3 days
    set a due date: 3 days
    see tasks by day: 2 days
11. 11.Which of these is true of an app? (a) opens in a web browser (b) has a web address (c) comes from an app store (d) needs no installing
12. 12.📱 Which one opens from a link: an app or a website? (a) an app (b) a website
13. 13.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) see tasks by day (b) share tasks to friends (c) set a due date (d) add a homework task
14. 14.📱 Which one comes from an app store: an app or a website? (a) an app (b) a website
15. 15.True or false: you talk to possible users at the release stage. (a) True (b) False
16. 16.🗒️ Version 1 of a quiz app must be ready in 14 days. How many days are left for extras after the must-haves?
    show a question: 1 days
    check the answer: 4 days
    show the score: 3 days
17. 17.📊 Survey: which problem bugs you most? How many more votes did “forgetting homework” get than “losing water bottles”?
    forgetting birthdays: 17 votes
    losing water bottles: 7 votes
    forgetting homework: 22 votes
18. 18.📱 Which one has a home-screen icon: an app or a website? (a) a website (b) an app
19. 19.⚙️ In an app, is speaking a command an input, processing or an output? (a) processing (b) input (c) output
20. 20.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) pick your bus stop (b) change the bus icon (c) show arrival time (d) see where the bus is
21. 21.📊 Survey: which problem bugs you most? How many more votes did “forgetting homework” get than “losing water bottles”?
    losing water bottles: 9 votes
    missing the bus: 18 votes
    forgetting homework: 25 votes
22. 22.🎯 What is a user need? (a) a problem a user has (b) a phone setting (c) a colour theme (d) a type of button
23. 23.Which of these happens at the plan stage? (a) share the download link (b) add the buttons (c) pick the features (d) write the store text
24. 24.True or false: a website is installed on a phone. (a) False (b) True
25. 25.⚙️ In an app, is tapping a button an input, processing or an output? (a) processing (b) output (c) input
26. 26.📊 Survey: which problem bugs you most? How many more votes did “wasting pocket money” get than “losing water bottles”?
    losing water bottles: 8 votes
    forgetting homework: 15 votes
    wasting pocket money: 22 votes
27. 27.🔍 Which is the odd one out? (a) a puzzle with levels (b) a word battle (c) a calculator (d) a cricket run chase
28. 28.👥 A library app has 290 readers, 285 librarians and 255 volunteers as users. How many users does it have in all?
29. 29.🔢 After an app is released, what comes right after “read user reviews”? (a) release an update (b) fix and improve (c) list what to fix (d) test it again
30. 30.💡 Which app idea solves this problem: Grandpa forgets his tablets? (a) a bill splitter (b) a homework planner (c) a study-room finder (d) a medicine reminder
31. 31.📅 An app team plans for 3 days, builds for 4 days, tests for 2 days and releases on 1 more day. How many days does the whole project take?
32. 32.🔍 Which is the odd one out? (a) write the store text (b) put it on an app store (c) share the download link (d) sketch the screens
33. 33.👥 A library app has 260 readers, 300 librarians and 265 volunteers as users. How many more librarians than readers are there?
34. 34.True or false: taking a photo is an output. (a) False (b) True
35. 35.True or false: you let friends try it at the build stage. (a) True (b) False
36. 36.⚙️ What number does this app show?
    let price = 40; // typed by the user
    let qty = 3; // typed by the user
    let total = price * qty;
    show(total);
37. 37.🗒️ In MVP, the M stands for ___. (a) maximum (b) mobile (c) music (d) minimum
38. 38.Which of these is processing? (a) working out a tip (b) a result on screen (c) taking a photo (d) tapping a button
39. 39.💡 A good app idea starts with ___. (a) many colours (b) a cool logo (c) a problem to solve (d) a long name
40. 40.Which of these happens at the release stage? (a) sketch the screens (b) write the store text (c) list what users need (d) add the buttons

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