App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 118 · 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.📊 Survey: which problem bugs you most? How many students voted in all?
   no quiet study place: 16 votes
   forgetting homework: 3 votes
   losing water bottles: 5 votes
2. 2.🗂️ What kind of app is a spelling coach? (a) a health app (b) a game (c) a learning app (d) a tool app
3. 3.🎯 Is this a user need or a feature: a search bar? (a) a user need (b) a feature
4. 4.🧩 What does a button do when you tap it? (a) changes the phone (b) starts an action (c) saves the battery (d) shows the time
5. 5.📱 Which one is installed on a phone: an app or a website? (a) a website (b) an app
6. 6.🗒️ 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 received (c) savings stickers (d) add money spent
7. 7.💡 Does an app idea like a free study-room finder solve a real problem? (a) Yes (b) No
8. 8.💡 Does an app idea like a blank grey screen solve a real problem? (a) Yes (b) No
9. 9.🗒️ Version 1 of a water reminder must be ready in 13 days. How many days are left for extras after the must-haves?
   set a reminder time: 1 days
   log a glass of water: 4 days
   see today’s total: 3 days
10. 10.👥 A school app has 135 students, 230 teachers and 50 parents as users. How many users does it have in all?
11. 11.👥 A school app has 40 students, 285 teachers and 80 parents as users. How many users does it have in all?
12. 12.🧩 What do we call one full page of an app? (a) a battery (b) a variable (c) a cable (d) a screen
13. 13.💡 Does an app idea like a button with no action solve a real problem? (a) Yes (b) No
14. 14.📱 Which one has a home-screen icon: an app or a website? (a) a website (b) an app
15. 15.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) change the bus icon (b) rate the driver (c) a dark mode (d) show arrival time
16. 16.Which of these happens at the build stage? (a) share the download link (b) list what users need (c) connect the data (d) sketch the screens
17. 17.💡 Does an app idea like a medicine reminder solve a real problem? (a) No (b) Yes
18. 18.Which of these is true of a website? (a) updates from the store (b) has a home-screen icon (c) comes from an app store (d) opens from a link
19. 19.Which of these happens at the idea stage? (a) write the code (b) spot a problem to solve (c) sketch the screens (d) write down the bugs
20. 20.⚙️ What number does this app show?
    let bill = 350; // typed by the user
    let friends = 5; // typed by the user
    let share = bill / friends;
    show(share);
21. 21.Which of these is an input? (a) a pop-up message (b) working out a tip (c) a result on screen (d) taking a photo
22. 22.📅 An app team plans for 3 days, builds for 4 days, tests for 2 days and releases on 1 more day. How many days does the whole project take?
23. 23.True or false: tapping a button is an output. (a) False (b) True
24. 24.🧩 How many buttons does this app screen have?
    [title] New Note
    [switch] Show hints
    [button] Send
    [button] Next
    [text box] Email
25. 25.📅 An app team plans for 4 days, builds for 6 days, tests for 1 days and releases on 1 more day. How many more days does building take than testing?
26. 26.True or false: a big-text reader is the best fit for a teen whose money runs out by Friday. (a) True (b) False
27. 27.🗒️ Version 1 of a pocket-money tracker must be ready in 8 days. How many days are left for extras after the must-haves?
    add money received: 3 days
    add money spent: 1 days
    show the balance: 4 days
28. 28.True or false: working out a tip is an output. (a) True (b) False
29. 29.Which of these is a user need? (a) a reminder alarm (b) a dark mode switch (c) “Small text is hard” (d) a search bar
30. 30.🧩 In an app, what is a switch for dark mode? (a) a screen (b) data (c) a button (d) an input
31. 31.🧩 In an app, what is your saved notes? (a) an input (b) a button (c) data (d) a screen
32. 32.🛠️ At which stage do you put it on an app store? (a) the plan stage (b) the release stage (c) the build stage (d) the idea stage
33. 33.📱 Which one needs no installing: an app or a website? (a) an app (b) a website
34. 34.🔢 When you make an app, which comes first: “test the app” or “build the app”? (a) test the app (b) build the app
35. 35.🗒️ Version 1 of a quiz app must be ready in 13 days. How many days are left for extras after the must-haves?
    show a question: 4 days
    check the answer: 4 days
    show the score: 2 days
36. 36.👥 A clinic app has 125 patients, 190 doctors and 255 nurses as users. Which user group is the biggest? (a) doctors (b) patients (c) nurses
37. 37.⚙️ What number does this app show?
    let price = 330; // typed by the user
    let off = 50; // typed by the user
    let pay = price - off;
    show(pay);
38. 38.📴 Which of these can often still work with no internet? (a) a video call (b) a new website (c) an online search (d) an installed app
39. 39.🔍 Which is the odd one out? (a) a pop-up message (b) adding up a bill (c) a beep sound (d) a result on screen
40. 40.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) pick your bus stop (b) show arrival time (c) see where the bus is (d) change the bus icon

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