App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 850 · 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: taking a photo is an output. (a) True (b) False
2. 2.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) water animations (b) custom alert sounds (c) share your streak (d) log a glass of water
3. 3.📱 The word “app” is short for ___. (a) appointment (b) application (c) appetite (d) apparatus
4. 4.🗂️ What kind of app is a spelling coach? (a) a tool app (b) a game (c) a learning app (d) a health app
5. 5.True or false: a homework planner is the best fit for a teen learning to make snacks. (a) True (b) False
6. 6.🧩 In an app, what is a slider for volume? (a) a screen (b) data (c) a button (d) an input
7. 7.Which of these is true of a website? (a) updates from the store (b) opens from a link (c) comes from an app store (d) has a home-screen icon
8. 8.📊 Survey: which problem bugs you most? Which problem should your app solve first?
   missing the bus: 25 votes
   losing water bottles: 3 votes
   forgetting birthdays: 8 votes (a) forgetting birthdays (b) losing water bottles (c) missing the bus
9. 9.💡 Does an app idea like a free study-room finder solve a real problem? (a) No (b) Yes
10. 10.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    missing the bus: 3 votes
    losing water bottles: 11 votes
    no quiet study place: 8 votes (a) no quiet study place (b) missing the bus (c) losing water bottles
11. 11.⚙️ What number does this app show?
    let price = 30; // typed by the user
    let qty = 6; // typed by the user
    let total = price * qty;
    show(total);
12. 12.🗒️ Why keep version 1 small? (a) to look bigger (b) to learn from users soon (c) to use up storage (d) to confuse users
13. 13.📅 An app team plans for 2 days, builds for 11 days, tests for 2 days and releases on 1 more day. How many days does the whole project take?
14. 14.🔢 When you make an app, which comes FIRST? (a) build the app (b) test the app (c) plan the screens (d) get an idea
15. 15.True or false: a word battle is a tool app. (a) True (b) False
16. 16.🧩 Which of these is a button on this screen?
    [title] Order Snacks
    [text box] Name
    [text box] Subject
    [button] Start
    [text box] Age (a) Name (b) Age (c) Start (d) Subject
17. 17.Which of these is true of a website? (a) comes from an app store (b) opens in a web browser (c) updates from the store (d) has a home-screen icon
18. 18.🗂️ What kind of app is a unit converter? (a) a health app (b) a game (c) a tool app (d) a learning app
19. 19.🗂️ What kind of app is a step counter? (a) a tool app (b) a health app (c) a game (d) a learning app
20. 20.💡 Does an app idea like an app that just says hi solve a real problem? (a) Yes (b) No
21. 21.True or false: an app needs no installing. (a) True (b) False
22. 22.True or false: you list what users need at the idea stage. (a) False (b) True
23. 23.🗒️ What is a must-have feature? (a) a sound effect (b) a nice extra (c) one the app cannot skip (d) a colour theme
24. 24.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting homework: 23 votes
    losing water bottles: 5 votes
    forgetting birthdays: 4 votes (a) losing water bottles (b) forgetting birthdays (c) forgetting homework
25. 25.🗒️ Version 1 of a quiz app must be ready in 11 days. How many days are left for extras after the must-haves?
    show a question: 1 days
    check the answer: 3 days
    show the score: 2 days
26. 26.📅 An app team plans for 2 days, builds for 11 days, tests for 3 days and releases on 1 more day. How many more days does building take than testing?
27. 27.🗂️ What kind of app is a puzzle with levels? (a) a health app (b) a learning app (c) a game (d) a tool app
28. 28.True or false: sorting the scores is processing. (a) False (b) True
29. 29.🔍 Which is the odd one out? (a) working out a tip (b) checking a password (c) taking a photo (d) sorting the scores
30. 30.💡 Does an app idea like a button with no action solve a real problem? (a) No (b) Yes
31. 31.⚙️ What number does this app show?
    let bill = 124; // typed by the user
    let friends = 2; // typed by the user
    let share = bill / friends;
    show(share);
32. 32.🧩 In an app, what is a date picker? (a) a screen (b) a button (c) data (d) an input
33. 33.🗒️ Version 1 of a pocket-money tracker must be ready in 15 days. How many days are left for extras after the must-haves?
    add money received: 3 days
    add money spent: 4 days
    show the balance: 4 days
34. 34.🔢 When you make an app, which comes first: “test the app” or “get an idea”? (a) get an idea (b) test the app
35. 35.🎯 Who are the users of an app? (a) only the coders (b) the app icons (c) the people who use it (d) only the testers
36. 36.👥 A library app has 165 readers, 65 librarians and 185 volunteers as users. How many more readers than librarians are there?
37. 37.🧩 In an app, what is today’s step count? (a) a button (b) data (c) an input (d) a screen
38. 38.🧩 Which of these is a button on this screen?
    [title] Sign Up
    [slider] Brightness
    [button] Back
    [text box] City
    [button] Start (a) City (b) Brightness (c) Start
39. 39.💡 Which app idea solves this problem: the library is always full? (a) a lost-and-found board (b) a homework planner (c) a bill splitter (d) a study-room finder
40. 40.🛠️ At which stage do you put it on an app store? (a) the idea stage (b) the plan stage (c) the release stage (d) the test stage

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