App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 853 · 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.True or false: an app needs no installing. (a) True (b) False
2. 2.🔍 Which is the odd one out? (a) a pop-up message (b) checking a password (c) a result on screen (d) a buzz (vibration)
3. 3.💡 A good app idea starts with ___. (a) a cool logo (b) a long name (c) many colours (d) a problem to solve
4. 4.True or false: the home page of an app is a button. (a) False (b) True
5. 5.🔍 Which is the odd one out? (a) a pop-up message (b) working out a tip (c) a beep sound (d) a result on screen
6. 6.💡 Which app idea solves this problem: the library is always full? (a) a medicine reminder (b) a bill splitter (c) a homework planner (d) a study-room finder
7. 7.🔍 Which is the odd one out? (a) adding up a bill (b) sorting the scores (c) working out a tip (d) speaking a command
8. 8.Which of these is a screen? (a) a slider for volume (b) a switch for dark mode (c) a box to type a name (d) the log-in page
9. 9.⚙️ Which line does the processing (works out the answer)?
   line 1: let price = 490; // 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 2 (c) line 4 (d) line 3
10. 10.📅 An app team plans for 4 days, builds for 5 days, tests for 2 days and releases on 1 more day. How many more days does building take than testing?
11. 11.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) log a glass of water (b) water animations (c) custom alert sounds (d) share your streak
12. 12.Which of these is true of a website? (a) comes from an app store (b) has a home-screen icon (c) is installed on a phone (d) needs no installing
13. 13.Which of these is a button? (a) tap to Send (b) today’s step count (c) a date picker (d) your high score
14. 14.🗂️ What kind of app is a sleep tracker? (a) a health app (b) a tool app (c) a game (d) a learning app
15. 15.Which of these app ideas solves no real problem? (a) a lost-and-found board (b) a free study-room finder (c) a medicine reminder (d) a button with no action
16. 16.Which of these is a feature? (a) “I keep missing the bus” (b) “Small text is hard” (c) “What should I cook?” (d) a reminder alarm
17. 17.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) log a glass of water (b) set a reminder time (c) water animations (d) see today’s total
18. 18.🔢 When you make an app, what comes right after “plan the screens”? (a) build the app (b) test the app (c) get an idea (d) release it
19. 19.🔢 After an app is released, what comes right after “fix and improve”? (a) test it again (b) read user reviews (c) release an update (d) list what to fix
20. 20.True or false: your high score is a screen. (a) True (b) False
21. 21.True or false: a free study-room finder solves no real problem. (a) True (b) False
22. 22.💡 Which app idea solves this problem: bottles go missing at school? (a) a medicine reminder (b) a study-room finder (c) a bill splitter (d) a lost-and-found board
23. 23.Which of these is a feature? (a) “Small text is hard” (b) “What should I cook?” (c) “I forget my homework” (d) a dark mode switch
24. 24.True or false: a blank grey screen solves no real problem. (a) True (b) False
25. 25.🗂️ What kind of app is a puzzle with levels? (a) a health app (b) a tool app (c) a learning app (d) a game
26. 26.🎯 Is this a user need or a feature: “I forget my homework”? (a) a feature (b) a user need
27. 27.True or false: adding up a bill is an input. (a) False (b) True
28. 28.💡 Which app idea solves this problem: a team shares one snack bill? (a) a homework planner (b) a study-room finder (c) a medicine reminder (d) a bill splitter
29. 29.Which of these is processing? (a) typing your age (b) working out a tip (c) taking a photo (d) tapping a button
30. 30.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 20; // typed by the user
    line 2: let qty = 2; // typed by the user
    line 3: let total = price * qty;
    line 4: show(total); (a) line 4 (b) line 2 (c) line 1 (d) line 3
31. 31.🎯 Which app would help this user most: a student who keeps forgetting due dates? (a) a recipe finder (b) a homework planner (c) a water reminder (d) a big-text reader
32. 32.Which of these is an input? (a) working out a tip (b) a buzz (vibration) (c) typing your age (d) sorting the scores
33. 33.Which of these app ideas solves a real problem? (a) an app that just says hi (b) a button with no action (c) a medicine reminder (d) a blank grey screen
34. 34.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) log a glass of water (b) custom alert sounds (c) set a reminder time (d) see today’s total
35. 35.🔍 Which is the odd one out? (a) a racing challenge (b) a flashcard trainer (c) a cricket run chase (d) a word battle
36. 36.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 142; // 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 3 (c) line 2 (d) line 4
37. 37.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Order Snacks
    [text box] Email
    [button] Next
    [text box] City
    [button] Send
    [text box] Subject
    [switch] Dark mode
    [slider] Brightness
    [button] Cancel
38. 38.🗒️ Version 1 of a bus tracker must be ready in 9 days. How many days are left for extras after the must-haves?
    see where the bus is: 1 days
    show arrival time: 4 days
    pick your bus stop: 3 days
39. 39.True or false: a slider for volume is data. (a) True (b) False
40. 40.🔍 Which is the odd one out? (a) sketch the screens (b) put it on an app store (c) write the store text (d) share the download link

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