App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 466 · 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 button with no action solves no real problem. (a) False (b) True
2. 2.💡 Which app idea solves this problem: projects pile up at once? (a) a medicine reminder (b) a homework planner (c) a bill splitter (d) a lost-and-found board
3. 3.🗒️ Version 1 of a bus tracker must be ready in 13 days. How many days are left for extras after the must-haves?
   see where the bus is: 3 days
   show arrival time: 2 days
   pick your bus stop: 2 days
4. 4.🧩 How many buttons does this app screen have?
   [title] New Note
   [button] Next
   [text box] Name
5. 5.True or false: a recipe finder is the best fit for a gamer who forgets to drink. (a) False (b) True
6. 6.🧩 Which input is best for choosing a volume level? (a) a slider (b) a title (c) a text box (d) a switch
7. 7.🧩 Which of these is a button on this screen?
   [title] Order Snacks
   [button] Next
   [text box] Age
   [text box] Name
   [switch] Dark mode (a) Name (b) Next (c) Age (d) Dark mode
8. 8.💡 Which app idea solves this problem: pupils forget due dates? (a) a homework planner (b) a bill splitter (c) a study-room finder (d) a medicine reminder
9. 9.🧩 In an app, what is your friends list? (a) a screen (b) a button (c) data (d) an input
10. 10.Which of these is an output? (a) a beep sound (b) checking a password (c) adding up a bill (d) speaking a command
11. 11.Which of these is a button? (a) your friends list (b) tap to go Next (c) the home page of an app (d) the log-in page
12. 12.📊 Survey: which problem bugs you most? How many students voted in all?
    missing the bus: 18 votes
    wasting pocket money: 15 votes
    no quiet study place: 24 votes
13. 13.🎯 Why learn about users before you build? (a) to make it longer (b) to slow it down (c) to pick a logo (d) to build what they need
14. 14.💡 How can you check that people really have the problem? (a) just guess (b) pick a colour (c) copy another app (d) ask possible users
15. 15.🧩 In an app, what is a date picker? (a) data (b) a button (c) a screen (d) an input
16. 16.💡 A good app idea starts with ___. (a) a cool logo (b) many colours (c) a long name (d) a problem to solve
17. 17.Which of these is true of a website? (a) updates from the store (b) needs no installing (c) comes from an app store (d) is installed on a phone
18. 18.Which of these is true of a website? (a) is installed on a phone (b) has a home-screen icon (c) updates from the store (d) has a web address
19. 19.True or false: a water reminder is a health app. (a) True (b) False
20. 20.Which of these is data? (a) the home page of an app (b) a slider for volume (c) today’s step count (d) the game-over page
21. 21.💡 Which is a problem statement? (a) “Kids forget homework” (b) “Make it fast” (c) “Add a logo” (d) “Use blue buttons”
22. 22.Which of these happens at the idea stage? (a) draw the user flow (b) add the buttons (c) spot a problem to solve (d) share the download link
23. 23.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 70; // 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 2 (b) line 4 (c) line 1 (d) line 3
24. 24.Which of these app ideas solves no real problem? (a) a bill splitter (b) a library due-date alert (c) a lost-and-found board (d) an app that just says hi
25. 25.⚙️ What number does this app show?
    let price = 65; // typed by the user
    let qty = 4; // typed by the user
    let total = price * qty;
    show(total);
26. 26.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) see tasks by day (b) pick a theme colour (c) set a due date (d) add a homework task
27. 27.True or false: a step counter is a health app. (a) True (b) False
28. 28.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) see where the bus is (b) show arrival time (c) change the bus icon (d) pick your bus stop
29. 29.🗒️ The first small, working version of an app is often called an ___. (a) FAQ (b) MVP (c) CPU (d) URL
30. 30.🔍 Which is the odd one out? (a) sorting the scores (b) a beep sound (c) a buzz (vibration) (d) a pop-up message
31. 31.🧩 What does a button do when you tap it? (a) saves the battery (b) starts an action (c) changes the phone (d) shows the time
32. 32.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    losing water bottles: 16 votes
    wasting pocket money: 9 votes
    forgetting homework: 5 votes (a) losing water bottles (b) wasting pocket money (c) forgetting homework
33. 33.🧩 Which of these is a button on this screen?
    [title] Settings
    [text box] Due date
    [button] Start
    [text box] Subject
    [button] Help
    [text box] Name
    [button] Next (a) Next (b) Subject (c) Name (d) Due date
34. 34.📅 An app team plans for 2 days, builds for 10 days, tests for 1 days and releases on 1 more day. How many days does the whole project take?
35. 35.True or false: tap to Start is a screen. (a) False (b) True
36. 36.🔢 When you make an app, what comes right after “get an idea”? (a) plan the screens (b) release it (c) build the app (d) test the app
37. 37.🔍 Which is the odd one out? (a) a times-table quiz (b) a flashcard trainer (c) a spelling coach (d) a unit converter
38. 38.🔍 Which is the odd one out? (a) connect the data (b) write down the bugs (c) try every button (d) let friends try it
39. 39.📊 Survey: which problem bugs you most? How many more votes did “no quiet study place” get than “losing water bottles”?
    losing water bottles: 13 votes
    forgetting birthdays: 12 votes
    no quiet study place: 17 votes
40. 40.True or false: a date picker is a button. (a) True (b) False

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