App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 388 · 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.🗒️ The first small, working version of an app is often called an ___. (a) FAQ (b) URL (c) MVP (d) CPU
2. 2.🔢 When you make an app, what comes right after “test the app”? (a) build the app (b) get an idea (c) plan the screens (d) release it
3. 3.🧩 How many buttons does this app screen have?
   [title] Sign Up
   [button] Done
   [text box] Phone
   [button] Send
   [text box] Email
4. 4.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) earn stickers (b) share tasks to friends (c) pick a theme colour (d) set a due date
5. 5.⚙️ Which line does the processing (works out the answer)?
   line 1: let bill = 51; // typed by the user
   line 2: let friends = 3; // typed by the user
   line 3: let share = bill / friends;
   line 4: show(share); (a) line 1 (b) line 4 (c) line 3 (d) line 2
6. 6.⚙️ What number does this app show?
   let price = 75; // typed by the user
   let qty = 5; // typed by the user
   let total = price * qty;
   show(total);
7. 7.Which of these app ideas solves a real problem? (a) a blank grey screen (b) an app that just says hi (c) a button with no action (d) a bill splitter
8. 8.⚙️ Which line does the processing (works out the answer)?
   line 1: let bill = 154; // 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 2 (b) line 4 (c) line 3 (d) line 1
9. 9.📱 Where do people usually download phone apps from? (a) a printer (b) a web server (c) a charger (d) an app store
10. 10.🎯 Is this a user need or a feature: a share button? (a) a user need (b) a feature
11. 11.📊 Survey: which problem bugs you most? How many students voted in all?
    wasting pocket money: 21 votes
    losing water bottles: 4 votes
    forgetting birthdays: 14 votes
12. 12.🎯 Which app would help this user most: a teen learning to make snacks? (a) a pocket-money tracker (b) a water reminder (c) a big-text reader (d) a recipe finder
13. 13.True or false: a recipe finder is the best fit for a pupil juggling five projects. (a) True (b) False
14. 14.🗒️ Version 1 of a water reminder must be ready in 15 days. How many days are left for extras after the must-haves?
    set a reminder time: 4 days
    log a glass of water: 4 days
    see today’s total: 5 days
15. 15.Which of these is true of an app? (a) needs no installing (b) is installed on a phone (c) opens in a web browser (d) has a web address
16. 16.⚙️ What number does this app show?
    let price = 220; // typed by the user
    let off = 30; // typed by the user
    let pay = price - off;
    show(pay);
17. 17.True or false: a pop-up message is an output. (a) True (b) False
18. 18.🛠️ At which stage do you share the download link? (a) the test stage (b) the idea stage (c) the build stage (d) the release stage
19. 19.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) set a due date (b) add a homework task (c) see tasks by day (d) share tasks to friends
20. 20.👥 A library app has 155 readers, 280 librarians and 185 volunteers as users. How many more librarians than readers are there?
21. 21.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 370; // typed by the user
    line 2: let off = 30; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 4 (b) line 3 (c) line 1 (d) line 2
22. 22.Which of these is data? (a) the game-over page (b) a switch for dark mode (c) the log-in page (d) today’s step count
23. 23.🧩 How many buttons does this app screen have?
    [title] Settings
    [button] Back
    [button] Start
    [text box] Age
    [button] Send
    [text box] Due date
24. 24.Which of these app ideas solves no real problem? (a) a medicine reminder (b) a button with no action (c) a lost-and-found board (d) a bill splitter
25. 25.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) show the balance (b) add money spent (c) add money received (d) savings stickers
26. 26.💡 Which app idea solves this problem: students cannot find a quiet room? (a) a study-room finder (b) a medicine reminder (c) a lost-and-found board (d) a bill splitter
27. 27.🗒️ 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: 2 days
    check the answer: 2 days
    show the score: 4 days
28. 28.Which of these is true of an app? (a) comes from an app store (b) needs no installing (c) has a web address (d) opens in a web browser
29. 29.💡 A good app idea starts with ___. (a) a cool logo (b) a long name (c) a problem to solve (d) many colours
30. 30.Which of these is a user need? (a) a search bar (b) a share button (c) a reminder alarm (d) “I forget my homework”
31. 31.📅 An app team plans for 3 days, builds for 10 days, tests for 1 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
32. 32.👥 A library app has 275 readers, 140 librarians and 110 volunteers as users. Which user group is the biggest? (a) librarians (b) volunteers (c) readers
33. 33.⚙️ In an app, is typing your age an input, processing or an output? (a) processing (b) input (c) output
34. 34.🗒️ Version 1 of a water reminder must be ready in 11 days. How many days are left for extras after the must-haves?
    set a reminder time: 4 days
    log a glass of water: 1 days
    see today’s total: 3 days
35. 35.🔢 When you make an app, what comes right after “get an idea”? (a) test the app (b) build the app (c) release it (d) plan the screens
36. 36.🎯 Which app would help this user most: a pupil juggling five projects? (a) a big-text reader (b) a water reminder (c) a pocket-money tracker (d) a homework planner
37. 37.🎯 Is this a user need or a feature: “What should I cook?”? (a) a feature (b) a user need
38. 38.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) see tasks by day (b) add a homework task (c) set a due date (d) earn stickers
39. 39.👥 A school app has 100 students, 190 teachers and 65 parents as users. How many users does it have in all?
40. 40.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 87; // typed by the user
    line 2: let friends = 3; // typed by the user
    line 3: let share = bill / friends;
    line 4: show(share); (a) line 1 (b) line 4 (c) line 2 (d) line 3

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