App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 190 · 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: a cricket run chase is a health app. (a) True (b) False
2. 2.👥 A library app has 140 readers, 55 librarians and 235 volunteers as users. How many more readers than librarians are there?
3. 3.🧩 How many buttons does this app screen have?
   [title] Sign Up
   [slider] Text size
   [switch] Dark mode
   [text box] Due date
   [text box] Subject
   [button] Done
4. 4.Which of these is a button? (a) a switch for dark mode (b) the settings page (c) the log-in page (d) tap to go Next
5. 5.🗂️ What kind of app is a word battle? (a) a health app (b) a tool app (c) a learning app (d) a game
6. 6.⚙️ In an app, is tapping a button an input, processing or an output? (a) output (b) input (c) processing
7. 7.True or false: a step counter is a health app. (a) True (b) False
8. 8.🛠️ At which stage do you try every button? (a) the build stage (b) the test stage (c) the plan stage (d) the idea stage
9. 9.Which of these app ideas solves no real problem? (a) a page of random dots (b) a lost-and-found board (c) a bill splitter (d) a library due-date alert
10. 10.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Settings
    [button] Save
    [button] Next
    [text box] City
11. 11.🧩 Which of these is a button on this screen?
    [title] Add Homework
    [button] Cancel
    [text box] Age
    [text box] Phone
    [button] Save
    [text box] City
    [button] Back (a) Back (b) City (c) Phone (d) Age
12. 12.🔍 Which is the odd one out? (a) an alarm clock (b) a step counter (c) a calculator (d) a torch
13. 13.💡 Which app idea solves this problem: Grandpa forgets his tablets? (a) a medicine reminder (b) a bill splitter (c) a lost-and-found board (d) a homework planner
14. 14.🗒️ Version 1 of a water reminder must be ready in 10 days. How many days are left for extras after the must-haves?
    set a reminder time: 3 days
    log a glass of water: 1 days
    see today’s total: 5 days
15. 15.🧩 In an app, what is a date picker? (a) data (b) an input (c) a button (d) a screen
16. 16.⚙️ In an app, is adding up a bill an input, processing or an output? (a) processing (b) input (c) output
17. 17.🎯 Is this a user need or a feature: “What should I cook?”? (a) a user need (b) a feature
18. 18.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Order Snacks
    [slider] Brightness
    [text box] City
    [button] Next
    [text box] Phone
    [switch] Remind me
19. 19.True or false: a calculator is a health app. (a) False (b) True
20. 20.Which of these is an output? (a) a buzz (vibration) (b) checking a password (c) adding up a bill (d) sorting the scores
21. 21.Which of these is a screen? (a) your high score (b) the log-in page (c) a slider for volume (d) a switch for dark mode
22. 22.👥 A school app has 190 students, 175 teachers and 200 parents as users. How many more parents than teachers are there?
23. 23.True or false: an app comes from an app store. (a) False (b) True
24. 24.True or false: tap to Send is a button. (a) True (b) False
25. 25.🎯 What is a user need? (a) a phone setting (b) a colour theme (c) a type of button (d) a problem a user has
26. 26.⚙️ In an app, is sorting the scores an input, processing or an output? (a) input (b) output (c) processing
27. 27.True or false: your high score is a screen. (a) False (b) True
28. 28.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) rate the driver (b) change the bus icon (c) a dark mode (d) see where the bus is
29. 29.🗒️ 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: 1 days
    pick your bus stop: 2 days
30. 30.True or false: a bill splitter solves no real problem. (a) False (b) True
31. 31.🎯 Which app would help this user most: a child saving up for a cycle? (a) a pocket-money tracker (b) a big-text reader (c) a recipe finder (d) a bus tracker
32. 32.⚙️ What number does this app show?
    let price = 65; // typed by the user
    let qty = 5; // typed by the user
    let total = price * qty;
    show(total);
33. 33.Which of these is an input? (a) today’s step count (b) the home page of an app (c) a box to type a name (d) your high score
34. 34.💡 An app that tries to do everything at once is usually ___. (a) easy to build (b) hard to use (c) very small (d) finished fast
35. 35.🎯 Is this a user need or a feature: “I keep missing the bus”? (a) a feature (b) a user need
36. 36.True or false: a website is installed on a phone. (a) False (b) True
37. 37.🎯 Which app would help this user most: a pupil juggling five projects? (a) a pocket-money tracker (b) a recipe finder (c) a water reminder (d) a homework planner
38. 38.True or false: a website needs no installing. (a) False (b) True
39. 39.💡 Does an app idea like a free study-room finder solve a real problem? (a) No (b) Yes
40. 40.🎯 Is this a user need or a feature: “I forget my homework”? (a) a feature (b) a user need

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