App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 690 · 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 do we call one full page of an app? (a) a variable (b) a screen (c) a cable (d) a battery
2. 2.💡 Does an app idea like an app that just says hi solve a real problem? (a) Yes (b) No
3. 3.True or false: typing your age is processing. (a) True (b) False
4. 4.🗒️ Version 1 of a quiz app must be ready in 12 days. How many days are left for extras after the must-haves?
   show a question: 2 days
   check the answer: 3 days
   show the score: 5 days
5. 5.⚙️ What number does this app show?
   let price = 360; // typed by the user
   let off = 20; // typed by the user
   let pay = price - off;
   show(pay);
6. 6.True or false: a recipe finder is the best fit for a teen learning to make snacks. (a) True (b) False
7. 7.⚙️ Which line does the processing (works out the answer)?
   line 1: let price = 340; // typed by the user
   line 2: let off = 20; // typed by the user
   line 3: let pay = price - off;
   line 4: show(pay); (a) line 4 (b) line 1 (c) line 3 (d) line 2
8. 8.True or false: an app comes from an app store. (a) False (b) True
9. 9.📱 Where do people usually download phone apps from? (a) a web server (b) a charger (c) an app store (d) a printer
10. 10.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) pick your bus stop (b) a dark mode (c) change the bus icon (d) rate the driver
11. 11.🧩 Which of these is a button on this screen?
    [title] Sign Up
    [text box] Email
    [text box] Notes
    [button] Back
    [button] Cancel
    [text box] City (a) Notes (b) City (c) Back (d) Email
12. 12.📊 Survey: which problem bugs you most? How many students voted in all?
    wasting pocket money: 20 votes
    missing the bus: 11 votes
    losing water bottles: 25 votes
13. 13.🔍 Which is the odd one out? (a) a unit converter (b) a cricket run chase (c) an alarm clock (d) a calculator
14. 14.📊 Survey: which problem bugs you most? How many more votes did “wasting pocket money” get than “losing water bottles”?
    wasting pocket money: 17 votes
    forgetting homework: 5 votes
    losing water bottles: 11 votes
15. 15.🧩 Scores, notes and settings that an app keeps are called ___. (a) buttons (b) screens (c) data (d) tabs
16. 16.📊 Survey: which problem bugs you most? How many students voted in all?
    forgetting homework: 17 votes
    losing water bottles: 21 votes
    no quiet study place: 12 votes
17. 17.💡 Which app idea solves this problem: students cannot find a quiet room? (a) a bill splitter (b) a study-room finder (c) a medicine reminder (d) a homework planner
18. 18.Which of these is true of an app? (a) needs no installing (b) has a web address (c) has a home-screen icon (d) opens in a web browser
19. 19.⚙️ What number does this app show?
    let price = 50; // typed by the user
    let qty = 4; // typed by the user
    let total = price * qty;
    show(total);
20. 20.🛠️ At which stage do you try every button? (a) the plan stage (b) the test stage (c) the release stage (d) the build stage
21. 21.📱 Which one updates from the store: an app or a website? (a) a website (b) an app
22. 22.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 550; // typed by the user
    line 2: let off = 10; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 1 (b) line 4 (c) line 2 (d) line 3
23. 23.🧩 Which of these is a button on this screen?
    [title] Settings
    [slider] Text size
    [button] Send
    [text box] Due date
    [button] Done
    [text box] Name
    [button] Next
    [switch] Sound (a) Name (b) Done (c) Sound (d) Due date
24. 24.🗂️ What kind of app is a flashcard trainer? (a) a game (b) a health app (c) a learning app (d) a tool app
25. 25.Which of these happens at the release stage? (a) list what users need (b) add the buttons (c) write the code (d) put it on an app store
26. 26.📱 The word “app” is short for ___. (a) apparatus (b) application (c) appetite (d) appointment
27. 27.🔍 Which is the odd one out? (a) a pop-up message (b) a beep sound (c) tapping a button (d) a result on screen
28. 28.🗒️ 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: 4 days
    log a glass of water: 2 days
    see today’s total: 4 days
29. 29.True or false: a racing challenge is a health app. (a) False (b) True
30. 30.Which of these is a screen? (a) your high score (b) tap to Save (c) the settings page (d) today’s step count
31. 31.🔢 After an app is released, what comes right after “fix and improve”? (a) read user reviews (b) release an update (c) test it again (d) list what to fix
32. 32.📊 Survey: which problem bugs you most? How many more votes did “missing the bus” get than “losing water bottles”?
    missing the bus: 17 votes
    losing water bottles: 11 votes
    forgetting birthdays: 9 votes
33. 33.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) confetti effects (b) an avatar shop (c) background music (d) check the answer
34. 34.📱 Which one opens from a link: an app or a website? (a) an app (b) a website
35. 35.📲 What happens when you tap an app’s icon? (a) the app is deleted (b) the app opens (c) the phone charges (d) the sound turns off
36. 36.Which of these is processing? (a) taking a photo (b) working out a tip (c) a pop-up message (d) tapping a button
37. 37.👥 A library app has 135 readers, 30 librarians and 85 volunteers as users. How many users does it have in all?
38. 38.True or false: a bus tracker is the best fit for a runner who forgets to sip water. (a) True (b) False
39. 39.🛠️ At which stage do you share the download link? (a) the plan stage (b) the idea stage (c) the build stage (d) the release stage
40. 40.🔢 After an app is released, which comes first: “list what to fix” or “release an update”? (a) list what to fix (b) release an update

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