App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 500 · 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.🔍 Which is the odd one out? (a) a puzzle with levels (b) a cricket run chase (c) a unit converter (d) a racing challenge
2. 2.🎯 Why learn about users before you build? (a) to make it longer (b) to build what they need (c) to pick a logo (d) to slow it down
3. 3.🔍 Which is the odd one out? (a) a times-table quiz (b) a spelling coach (c) a flashcard trainer (d) a step counter
4. 4.🎯 Which app would help this user most: a student who keeps forgetting due dates? (a) a homework planner (b) a big-text reader (c) a bus tracker (d) a recipe finder
5. 5.💡 Does an app idea like a free study-room finder solve a real problem? (a) Yes (b) No
6. 6.🧩 How many buttons does this app screen have?
   [title] Settings
   [slider] Text size
   [button] Cancel
   [text box] Subject
   [text box] Email
   [text box] City
7. 7.True or false: you list what users need at the plan stage. (a) True (b) False
8. 8.👥 A library app has 205 readers, 270 librarians and 120 volunteers as users. How many users does it have in all?
9. 9.Which of these app ideas solves no real problem? (a) a library due-date alert (b) a lost-and-found board (c) a medicine reminder (d) a page of random dots
10. 10.🗒️ What is a must-have feature? (a) a nice extra (b) one the app cannot skip (c) a colour theme (d) a sound effect
11. 11.🎯 Which app would help this user most: a teen whose money runs out by Friday? (a) a pocket-money tracker (b) a homework planner (c) a recipe finder (d) a water reminder
12. 12.📊 Survey: which problem bugs you most? How many students voted in all?
    losing water bottles: 8 votes
    wasting pocket money: 19 votes
    no quiet study place: 13 votes
13. 13.🔢 After an app is released, which comes FIRST? (a) fix and improve (b) release an update (c) list what to fix (d) read user reviews
14. 14.🧩 How many buttons does this app screen have?
    [title] Sign Up
    [text box] Email
    [button] Next
    [text box] Name
    [switch] Show hints
    [slider] Brightness
15. 15.🔢 When you make an app, which comes first: “get an idea” or “build the app”? (a) build the app (b) get an idea
16. 16.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [button] Back
    [switch] Dark mode
    [text box] Name
17. 17.⚙️ What number does this app show?
    let bill = 165; // typed by the user
    let friends = 5; // typed by the user
    let share = bill / friends;
    show(share);
18. 18.📊 Survey: which problem bugs you most? How many students voted in all?
    missing the bus: 4 votes
    no quiet study place: 13 votes
    losing water bottles: 24 votes
19. 19.💡 Does an app idea like a library due-date alert solve a real problem? (a) No (b) Yes
20. 20.True or false: a beep sound is an input. (a) True (b) False
21. 21.⚙️ In an app, is tapping a button an input, processing or an output? (a) input (b) processing (c) output
22. 22.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 70; // typed by the user
    line 2: let qty = 4; // typed by the user
    line 3: let total = price * qty;
    line 4: show(total); (a) line 3 (b) line 2 (c) line 1 (d) line 4
23. 23.🔍 Which is the odd one out? (a) typing your age (b) a pop-up message (c) taking a photo (d) tapping a button
24. 24.💡 A good app idea starts with ___. (a) a cool logo (b) a long name (c) a problem to solve (d) many colours
25. 25.🧩 In an app, what is a box to type a name? (a) data (b) an input (c) a screen (d) a button
26. 26.True or false: tap to go Next is data. (a) True (b) False
27. 27.True or false: a water reminder is the best fit for a runner who forgets to sip water. (a) False (b) True
28. 28.💡 Which app idea solves this problem: Grandpa forgets his tablets? (a) a medicine reminder (b) a study-room finder (c) a lost-and-found board (d) a bill splitter
29. 29.📱 Which one needs no installing: an app or a website? (a) an app (b) a website
30. 30.Which of these is true of a website? (a) updates from the store (b) is installed on a phone (c) opens from a link (d) has a home-screen icon
31. 31.Which of these is a button? (a) a box to type a name (b) tap to Send (c) the settings page (d) a slider for volume
32. 32.Which of these is true of an app? (a) opens in a web browser (b) has a home-screen icon (c) has a web address (d) opens from a link
33. 33.🔍 Which is the odd one out? (a) a racing challenge (b) a step counter (c) a water reminder (d) a sleep tracker
34. 34.🗒️ Version 1 of a pocket-money tracker must be ready in 13 days. How many days are left for extras after the must-haves?
    add money received: 3 days
    add money spent: 3 days
    show the balance: 2 days
35. 35.Which of these is a screen? (a) the settings page (b) tap to Send (c) tap to Start (d) a date picker
36. 36.Which of these is an input? (a) today’s step count (b) a switch for dark mode (c) your friends list (d) tap to Send
37. 37.🎯 Is this a user need or a feature: “Small text is hard”? (a) a feature (b) a user need
38. 38.True or false: you try every button at the build stage. (a) False (b) True
39. 39.🔢 After an app is released, what comes right after “list what to fix”? (a) test it again (b) release an update (c) read user reviews (d) fix and improve
40. 40.🛠️ At which stage do you spot a problem to solve? (a) the test stage (b) the idea stage (c) the plan stage (d) the build stage

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