App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 524 · 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.🧩 What does a button do when you tap it? (a) starts an action (b) changes the phone (c) shows the time (d) saves the battery
2. 2.🧩 In an app, what is your saved notes? (a) data (b) a button (c) a screen (d) an input
3. 3.True or false: an app opens from a link. (a) False (b) True
4. 4.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] New Note
   [text box] Name
   [text box] Notes
   [button] Send
   [text box] Phone
5. 5.Which of these app ideas solves no real problem? (a) a lost-and-found board (b) a library due-date alert (c) a button with no action (d) a medicine reminder
6. 6.💡 Which app idea solves this problem: the library is always full? (a) a bill splitter (b) a homework planner (c) a lost-and-found board (d) a study-room finder
7. 7.🧩 How many buttons does this app screen have?
   [title] Order Snacks
   [button] Save
   [text box] Email
   [text box] City
8. 8.Which of these is true of a website? (a) has a home-screen icon (b) opens from a link (c) updates from the store (d) comes from an app store
9. 9.Which of these is a feature? (a) “I forget my homework” (b) “Small text is hard” (c) a share button (d) “I keep missing the bus”
10. 10.📱 Which one comes from an app store: an app or a website? (a) an app (b) a website
11. 11.📊 Survey: which problem bugs you most? How many more votes did “wasting pocket money” get than “forgetting birthdays”?
    wasting pocket money: 17 votes
    forgetting birthdays: 13 votes
    no quiet study place: 16 votes
12. 12.Which of these app ideas solves no real problem? (a) a bill splitter (b) a medicine reminder (c) a free study-room finder (d) an app that just says hi
13. 13.🎯 Which app would help this user most: a student who keeps forgetting due dates? (a) a recipe finder (b) a homework planner (c) a big-text reader (d) a bus tracker
14. 14.⚙️ What number does this app show?
    let bill = 237; // typed by the user
    let friends = 3; // typed by the user
    let share = bill / friends;
    show(share);
15. 15.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    no quiet study place: 22 votes
    missing the bus: 16 votes
    forgetting homework: 25 votes (a) forgetting homework (b) no quiet study place (c) missing the bus
16. 16.🗒️ 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) set a reminder time (d) share your streak
17. 17.👥 A school app has 120 students, 140 teachers and 125 parents as users. How many more teachers than parents are there?
18. 18.🔍 Which is the odd one out? (a) put it on an app store (b) sketch the screens (c) pick the features (d) draw the user flow
19. 19.🗒️ Version 1 of a quiz app must be ready in 17 days. How many days are left for extras after the must-haves?
    show a question: 3 days
    check the answer: 4 days
    show the score: 5 days
20. 20.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) confetti effects (b) background music (c) an avatar shop (d) check the answer
21. 21.Which of these is true of an app? (a) has a web address (b) opens from a link (c) opens in a web browser (d) updates from the store
22. 22.🧩 How many buttons does this app screen have?
    [title] Edit Profile
    [text box] Due date
    [text box] Name
    [slider] Volume
    [button] Done
    [button] Back
23. 23.True or false: a homework planner is the best fit for a runner who forgets to sip water. (a) False (b) True
24. 24.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Edit Profile
    [button] Next
    [slider] Text size
    [button] Back
    [text box] Age
    [button] Start
    [switch] Dark mode
25. 25.⚙️ In an app, is sorting the scores an input, processing or an output? (a) output (b) processing (c) input
26. 26.👥 A cricket club app has 290 players, 285 coaches and 295 fans as users. How many more players than coaches are there?
27. 27.Which of these is true of a website? (a) has a web address (b) is installed on a phone (c) has a home-screen icon (d) updates from the store
28. 28.🗒️ You are planning version 1 of a quiz app. Which feature can WAIT for a later version? (a) show a question (b) an avatar shop (c) show the score (d) check the answer
29. 29.True or false: a button with no action solves a real problem. (a) True (b) False
30. 30.⚙️ In an app, is a result on screen an input, processing or an output? (a) processing (b) input (c) output
31. 31.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) savings stickers (b) export to a file (c) pie-chart colours (d) add money spent
32. 32.💡 How can you check that people really have the problem? (a) just guess (b) copy another app (c) pick a colour (d) ask possible users
33. 33.Which of these is an input? (a) a buzz (vibration) (b) taking a photo (c) a beep sound (d) a pop-up message
34. 34.📅 An app team plans for 3 days, builds for 9 days, tests for 2 days and releases on 1 more day. How many more days does building take than testing?
35. 35.Which of these app ideas solves no real problem? (a) a lost-and-found board (b) a library due-date alert (c) a free study-room finder (d) a page of random dots
36. 36.🔍 Which is the odd one out? (a) sketch the screens (b) draw the user flow (c) pick the features (d) share the download link
37. 37.📱 Which one has a home-screen icon: an app or a website? (a) an app (b) a website
38. 38.📊 Survey: which problem bugs you most? How many more votes did “missing the bus” get than “no quiet study place”?
    no quiet study place: 7 votes
    forgetting homework: 14 votes
    missing the bus: 20 votes
39. 39.🎯 What is a user need? (a) a type of button (b) a phone setting (c) a colour theme (d) a problem a user has
40. 40.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting homework: 24 votes
    missing the bus: 4 votes
    forgetting birthdays: 12 votes (a) forgetting homework (b) missing the bus (c) forgetting birthdays

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