App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 990 · 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 is the odd one out? (a) a step counter (b) an alarm clock (c) a sleep tracker (d) a water reminder
2. 2.🔍 Which is the odd one out? (a) try every button (b) write down the bugs (c) let friends try it (d) add the buttons
3. 3.Which of these is data? (a) a switch for dark mode (b) a date picker (c) the log-in page (d) your high score
4. 4.📲 What happens when you tap an app’s icon? (a) the phone charges (b) the app opens (c) the app is deleted (d) the sound turns off
5. 5.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] Settings
   [button] Save
   [switch] Show hints
   [slider] Brightness
   [text box] Phone
6. 6.🔔 What is a message an app shows on your lock screen called? (a) a notification (b) a variable (c) a web address (d) a wireframe
7. 7.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) a dark mode (b) rate the driver (c) show arrival time (d) change the bus icon
8. 8.🗒️ 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: 3 days
   log a glass of water: 3 days
   see today’s total: 5 days
9. 9.🗂️ What kind of app is a word battle? (a) a health app (b) a tool app (c) a learning app (d) a game
10. 10.🧩 In an app, what is the log-in page? (a) a button (b) data (c) a screen (d) an input
11. 11.True or false: a free study-room finder solves no real problem. (a) False (b) True
12. 12.True or false: you spot a problem to solve at the plan stage. (a) False (b) True
13. 13.Which of these is a user need? (a) a search bar (b) a reminder alarm (c) a share button (d) “I forget my homework”
14. 14.📊 Survey: which problem bugs you most? How many students voted in all?
    losing water bottles: 7 votes
    forgetting homework: 18 votes
    forgetting birthdays: 11 votes
15. 15.True or false: a box to type a name is an input. (a) False (b) True
16. 16.🗒️ 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: 2 days
    set a due date: 1 days
    see tasks by day: 3 days
17. 17.Which of these is a button? (a) a box to type a name (b) the settings page (c) the home page of an app (d) tap to Start
18. 18.⚙️ What number does this app show?
    let bill = 132; // typed by the user
    let friends = 3; // typed by the user
    let share = bill / friends;
    show(share);
19. 19.Which of these is true of a website? (a) updates from the store (b) is installed on a phone (c) has a home-screen icon (d) opens in a web browser
20. 20.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 26; // typed by the user
    line 2: let friends = 2; // typed by the user
    line 3: let share = bill / friends;
    line 4: show(share); (a) line 1 (b) line 2 (c) line 4 (d) line 3
21. 21.🧩 Which of these is a button on this screen?
    [title] New Note
    [button] Save
    [text box] Name
    [button] Send
    [text box] Due date
    [slider] Text size
    [text box] Phone
    [switch] Dark mode
    [button] Cancel (a) Due date (b) Phone (c) Send (d) Name
22. 22.Which of these is an input? (a) speaking a command (b) checking a password (c) a result on screen (d) adding up a bill
23. 23.🔢 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
24. 24.True or false: a library due-date alert solves a real problem. (a) True (b) False
25. 25.True or false: a pocket-money tracker is the best fit for a runner who forgets to sip water. (a) False (b) True
26. 26.🔍 Which is the odd one out? (a) a sleep tracker (b) a water reminder (c) a step counter (d) a times-table quiz
27. 27.🔢 After an app is released, which comes first: “release an update” or “read user reviews”? (a) read user reviews (b) release an update
28. 28.⚙️ In an app, is typing your age an input, processing or an output? (a) processing (b) output (c) input
29. 29.Which of these is data? (a) a slider for volume (b) tap to go Next (c) today’s step count (d) a box to type a name
30. 30.True or false: a bus tracker is the best fit for a student who often misses the school bus. (a) True (b) False
31. 31.👥 A library app has 265 readers, 50 librarians and 135 volunteers as users. How many more volunteers than librarians are there?
32. 32.📅 An app team plans for 2 days, builds for 8 days, tests for 3 days and releases on 1 more day. How many more days does building take than testing?
33. 33.🧩 How many buttons does this app screen have?
    [title] New Note
    [switch] Dark mode
    [text box] Name
    [button] Save
    [text box] Age
    [text box] Subject
34. 34.🧩 In an app, what is your saved notes? (a) an input (b) a screen (c) data (d) a button
35. 35.🔢 After an app is released, which comes LAST? (a) read user reviews (b) test it again (c) list what to fix (d) release an update
36. 36.Which of these is a button? (a) tap to Send (b) today’s step count (c) a slider for volume (d) your friends list
37. 37.🧩 How many buttons does this app screen have?
    [title] New Note
    [text box] Phone
    [text box] Due date
    [slider] Volume
    [switch] Dark mode
    [button] Next
    [button] Done
    [text box] Notes
38. 38.Which of these is an output? (a) speaking a command (b) a result on screen (c) tapping a button (d) sorting the scores
39. 39.💡 Does an app idea like a bill splitter solve a real problem? (a) No (b) Yes
40. 40.🎯 Which app would help this user most: a gamer who forgets to drink? (a) a bus tracker (b) a pocket-money tracker (c) a water reminder (d) a homework planner

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