App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 655 · 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.🗒️ In MVP, the M stands for ___. (a) maximum (b) music (c) minimum (d) mobile
2. 2.⚙️ What number does this app show?
   let price = 500; // typed by the user
   let off = 30; // typed by the user
   let pay = price - off;
   show(pay);
3. 3.🎯 Is this a user need or a feature: a search bar? (a) a user need (b) a feature
4. 4.Which of these is true of an app? (a) has a web address (b) opens from a link (c) comes from an app store (d) opens in a web browser
5. 5.👥 A cricket club app has 50 players, 225 coaches and 65 fans as users. How many users does it have in all?
6. 6.🗒️ 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: 4 days
   show arrival time: 3 days
   pick your bus stop: 2 days
7. 7.True or false: an alarm clock is a learning app. (a) False (b) True
8. 8.🧩 In an app, what is tap to Start? (a) an input (b) a screen (c) data (d) a button
9. 9.🗒️ When should nice-to-have features be built? (a) never (b) before anything (c) on day one (d) after the must-haves
10. 10.⚙️ What number does this app show?
    let price = 55; // typed by the user
    let qty = 3; // typed by the user
    let total = price * qty;
    show(total);
11. 11.Which of these is an output? (a) typing your age (b) speaking a command (c) a beep sound (d) tapping a button
12. 12.🔢 When you make an app, which comes first: “test the app” or “release it”? (a) release it (b) test the app
13. 13.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Settings
    [switch] Dark mode
    [text box] Phone
    [text box] City
    [slider] Volume
    [button] Send
14. 14.🧩 What do we call one full page of an app? (a) a screen (b) a cable (c) a battery (d) a variable
15. 15.Which of these is a user need? (a) a reminder alarm (b) “What should I cook?” (c) a search bar (d) a dark mode switch
16. 16.🗒️ Version 1 of a homework planner must be ready in 16 days. How many days are left for extras after the must-haves?
    add a homework task: 4 days
    set a due date: 3 days
    see tasks by day: 5 days
17. 17.True or false: a pocket-money tracker is the best fit for a teen whose money runs out by Friday. (a) False (b) True
18. 18.🧩 How many buttons does this app screen have?
    [title] Order Snacks
    [text box] Subject
    [slider] Text size
    [button] Cancel
    [text box] Name
    [text box] Due date
19. 19.True or false: a recipe finder is the best fit for a teen learning to make snacks. (a) False (b) True
20. 20.🔢 After an app is released, what comes right after “test it again”? (a) list what to fix (b) release an update (c) fix and improve (d) read user reviews
21. 21.Which of these is an output? (a) checking a password (b) adding up a bill (c) speaking a command (d) a pop-up message
22. 22.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) see today’s total (b) log a glass of water (c) water animations (d) set a reminder time
23. 23.👥 A school app has 55 students, 245 teachers and 230 parents as users. How many users does it have in all?
24. 24.🗂️ What kind of app is a torch? (a) a health app (b) a learning app (c) a tool app (d) a game
25. 25.⚙️ In an app, is typing your age an input, processing or an output? (a) output (b) input (c) processing
26. 26.🔢 After an app is released, which comes first: “read user reviews” or “list what to fix”? (a) read user reviews (b) list what to fix
27. 27.True or false: checking a password is processing. (a) False (b) True
28. 28.👥 A cricket club app has 240 players, 85 coaches and 295 fans as users. How many users does it have in all?
29. 29.🔍 Which is the odd one out? (a) a torch (b) a unit converter (c) an alarm clock (d) a racing challenge
30. 30.🎯 What is a user need? (a) a problem a user has (b) a colour theme (c) a type of button (d) a phone setting
31. 31.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) earn stickers (b) add a homework task (c) see tasks by day (d) set a due date
32. 32.🗒️ Version 1 of a pocket-money tracker must be ready in 8 days. How many days are left for extras after the must-haves?
    add money received: 1 days
    add money spent: 2 days
    show the balance: 3 days
33. 33.True or false: a torch is a learning app. (a) True (b) False
34. 34.Which of these is an input? (a) checking a password (b) a pop-up message (c) a result on screen (d) tapping a button
35. 35.🧑 Who is an app really made for? (a) its charger (b) its users (c) its icon (d) its coder only
36. 36.Which of these is an input? (a) the game-over page (b) tap to Send (c) the settings page (d) a slider for volume
37. 37.📱 Which one has a home-screen icon: an app or a website? (a) a website (b) an app
38. 38.🧩 In an app, what is tap to go Next? (a) a screen (b) an input (c) data (d) a button
39. 39.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting birthdays: 20 votes
    missing the bus: 24 votes
    no quiet study place: 4 votes (a) missing the bus (b) forgetting birthdays (c) no quiet study place
40. 40.True or false: a free study-room finder solves a real problem. (a) False (b) True

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