App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 92 · 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 of these is true of a website? (a) has a web address (b) is installed on a phone (c) has a home-screen icon (d) updates from the store
2. 2.💡 Does an app idea like a free study-room finder solve a real problem? (a) Yes (b) No
3. 3.🔍 Which is the odd one out? (a) a puzzle with levels (b) a times-table quiz (c) a flashcard trainer (d) a spelling coach
4. 4.👥 A library app has 20 readers, 290 librarians and 125 volunteers as users. How many users does it have in all?
5. 5.🧑 Who is an app really made for? (a) its icon (b) its coder only (c) its users (d) its charger
6. 6.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) an avatar shop (b) check the answer (c) confetti effects (d) background music
7. 7.👥 A cricket club app has 215 players, 105 coaches and 225 fans as users. Which user group is the biggest? (a) players (b) fans (c) coaches
8. 8.📊 Survey: which problem bugs you most? How many students voted in all?
   forgetting birthdays: 16 votes
   losing water bottles: 7 votes
   wasting pocket money: 12 votes
9. 9.🔍 Which is the odd one out? (a) speaking a command (b) working out a tip (c) tapping a button (d) taking a photo
10. 10.🎯 Is this a user need or a feature: “Small text is hard”? (a) a feature (b) a user need
11. 11.🔍 Which is the odd one out? (a) typing your age (b) taking a photo (c) adding up a bill (d) speaking a command
12. 12.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting homework: 14 votes
    no quiet study place: 10 votes
    missing the bus: 7 votes (a) forgetting homework (b) no quiet study place (c) missing the bus
13. 13.True or false: a cricket run chase is a tool app. (a) True (b) False
14. 14.📊 Survey: which problem bugs you most? How many students voted in all?
    wasting pocket money: 13 votes
    missing the bus: 23 votes
    forgetting birthdays: 25 votes
15. 15.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) confetti effects (b) background music (c) an avatar shop (d) show the score
16. 16.⚙️ Which line does the processing (works out the answer)?
    line 1: let km = 2; // typed by the user
    line 2: let metres = km * 1000;
    line 3: show(metres); (a) line 1 (b) line 3 (c) line 2
17. 17.🧩 Which input is best for turning something ON or OFF? (a) a title (b) a text box (c) a slider (d) a switch
18. 18.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 470; // 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 2 (d) line 3
19. 19.🔍 Which is the odd one out? (a) a result on screen (b) taking a photo (c) tapping a button (d) typing your age
20. 20.🔍 Which is the odd one out? (a) connect the data (b) add the buttons (c) write the code (d) write the store text
21. 21.🔢 After an app is released, which comes first: “read user reviews” or “list what to fix”? (a) list what to fix (b) read user reviews
22. 22.True or false: a result on screen is an input. (a) True (b) False
23. 23.🔍 Which is the odd one out? (a) a buzz (vibration) (b) working out a tip (c) sorting the scores (d) checking a password
24. 24.🔍 Which is the odd one out? (a) a result on screen (b) a buzz (vibration) (c) a pop-up message (d) typing your age
25. 25.True or false: an app is installed on a phone. (a) True (b) False
26. 26.⚙️ Which line does the processing (works out the answer)?
    line 1: let km = 15; // typed by the user
    line 2: let metres = km * 1000;
    line 3: show(metres); (a) line 3 (b) line 2 (c) line 1
27. 27.🎯 What is a user need? (a) a problem a user has (b) a colour theme (c) a type of button (d) a phone setting
28. 28.📅 An app team plans for 5 days, builds for 9 days, tests for 2 days and releases on 1 more day. How many days does the whole project take?
29. 29.🎯 Which app would help this user most: a child saving up for a cycle? (a) a big-text reader (b) a pocket-money tracker (c) a water reminder (d) a homework planner
30. 30.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [button] Save
    [switch] Dark mode
    [text box] Name
    [button] Cancel
31. 31.🧩 How many buttons does this app screen have?
    [title] Sign Up
    [button] Save
    [button] Send
    [text box] Due date
    [button] Start
    [text box] Notes
32. 32.🧩 In an app, what is your saved notes? (a) an input (b) a screen (c) data (d) a button
33. 33.📱 Which one is installed on a phone: an app or a website? (a) a website (b) an app
34. 34.Which of these is a screen? (a) the log-in page (b) a switch for dark mode (c) tap to Send (d) tap to Save
35. 35.🔢 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
36. 36.🗒️ Version 1 of a bus tracker must be ready in 11 days. How many days are left for extras after the must-haves?
    see where the bus is: 4 days
    show arrival time: 2 days
    pick your bus stop: 2 days
37. 37.💡 Which app idea solves this problem: nobody knows whose bag it is? (a) a homework planner (b) a bill splitter (c) a medicine reminder (d) a lost-and-found board
38. 38.🧩 How many buttons does this app screen have?
    [title] Edit Profile
    [text box] City
    [button] Next
    [text box] Due date
    [text box] Name
    [switch] Show hints
    [button] Save
39. 39.True or false: a button with no action solves no real problem. (a) True (b) False
40. 40.🧩 In an app, what is a switch for dark mode? (a) data (b) a screen (c) a button (d) an input

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