App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 971 · 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.🧩 Which input is best for turning something ON or OFF? (a) a slider (b) a title (c) a switch (d) a text box
2. 2.👥 A cricket club app has 90 players, 100 coaches and 70 fans as users. How many more coaches than players are there?
3. 3.📱 Which one needs no installing: an app or a website? (a) a website (b) an app
4. 4.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] Order Snacks
   [text box] Notes
   [button] Send
   [slider] Volume
5. 5.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] Sign Up
   [button] Next
   [text box] Subject
6. 6.True or false: a unit converter is a game. (a) True (b) False
7. 7.🧩 How many buttons does this app screen have?
   [title] Order Snacks
   [button] Start
   [text box] City
   [text box] Due date
   [button] Cancel
8. 8.🎯 Which app would help this user most: a runner who forgets to sip water? (a) a bus tracker (b) a recipe finder (c) a big-text reader (d) a water reminder
9. 9.True or false: you pick the features at the plan stage. (a) True (b) False
10. 10.True or false: a word battle is a game. (a) False (b) True
11. 11.📅 An app team plans for 5 days, builds for 9 days, tests for 3 days and releases on 1 more day. How many days does the whole project take?
12. 12.👥 A library app has 185 readers, 145 librarians and 215 volunteers as users. How many more volunteers than librarians are there?
13. 13.📊 Survey: which problem bugs you most? How many students voted in all?
    losing water bottles: 13 votes
    forgetting homework: 7 votes
    no quiet study place: 18 votes
14. 14.🔢 When you make an app, what comes right after “test the app”? (a) build the app (b) plan the screens (c) get an idea (d) release it
15. 15.🔢 After an app is released, what comes right after “list what to fix”? (a) release an update (b) test it again (c) fix and improve (d) read user reviews
16. 16.Which of these is true of a website? (a) has a home-screen icon (b) updates from the store (c) comes from an app store (d) opens in a web browser
17. 17.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting birthdays: 10 votes
    no quiet study place: 4 votes
    losing water bottles: 22 votes (a) forgetting birthdays (b) no quiet study place (c) losing water bottles
18. 18.🎯 An app for “everyone” with no clear user usually ___. (a) wins every prize (b) needs no testing (c) is easy to build (d) helps nobody well
19. 19.⚙️ What number does this app show?
    let bill = 108; // typed by the user
    let friends = 3; // typed by the user
    let share = bill / friends;
    show(share);
20. 20.🛠️ At which stage do you write the store text? (a) the plan stage (b) the build stage (c) the release stage (d) the idea stage
21. 21.📊 Survey: which problem bugs you most? How many more votes did “wasting pocket money” get than “missing the bus”?
    forgetting homework: 16 votes
    wasting pocket money: 18 votes
    missing the bus: 5 votes
22. 22.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [text box] Name
    [button] Send
    [button] Next
    [slider] Volume
    [text box] Due date
    [switch] Show hints
23. 23.🧩 In an app, what is tap to Save? (a) an input (b) data (c) a screen (d) a button
24. 24.🔢 After an app is released, what comes right after “test it again”? (a) fix and improve (b) list what to fix (c) release an update (d) read user reviews
25. 25.Which of these is true of an app? (a) needs no installing (b) opens from a link (c) comes from an app store (d) opens in a web browser
26. 26.💡 Which app idea solves this problem: nobody knows whose bag it is? (a) a homework planner (b) a bill splitter (c) a lost-and-found board (d) a medicine reminder
27. 27.🧩 How many buttons does this app screen have?
    [title] Add Homework
    [button] Back
    [button] Help
    [button] Start
    [text box] Email
    [slider] Text size
    [text box] City
    [switch] Show hints
28. 28.🗂️ What kind of app is a calculator? (a) a health app (b) a tool app (c) a learning app (d) a game
29. 29.True or false: a lost-and-found board solves no real problem. (a) True (b) False
30. 30.🗂️ What kind of app is a spelling coach? (a) a learning app (b) a game (c) a health app (d) a tool app
31. 31.👥 A school app has 25 students, 70 teachers and 235 parents as users. How many more teachers than students are there?
32. 32.🗒️ 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: 2 days
    log a glass of water: 3 days
    see today’s total: 4 days
33. 33.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 510; // typed by the user
    line 2: let off = 40; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 1 (b) line 2 (c) line 4 (d) line 3
34. 34.Which of these is a user need? (a) “I keep missing the bus” (b) a share button (c) a search bar (d) a reminder alarm
35. 35.True or false: a switch for dark mode is a screen. (a) True (b) False
36. 36.🧩 Which of these is a button on this screen?
    [title] Edit Profile
    [text box] Email
    [text box] Subject
    [button] Send (a) Subject (b) Email (c) Send
37. 37.Which of these is a feature? (a) “I keep missing the bus” (b) “I forget my homework” (c) “What should I cook?” (d) a reminder alarm
38. 38.🔍 Which is the odd one out? (a) draw the user flow (b) pick the features (c) sketch the screens (d) list what users need
39. 39.👥 A cricket club app has 225 players, 190 coaches and 85 fans as users. How many users does it have in all?
40. 40.🎯 What is a user need? (a) a type of button (b) a problem a user has (c) a colour theme (d) a phone setting

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