App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 587 · 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.🛠️ At which stage do you write down the bugs? (a) the test stage (b) the plan stage (c) the idea stage (d) the build stage
2. 2.Which of these is true of a website? (a) updates from the store (b) comes from an app store (c) needs no installing (d) is installed on a phone
3. 3.💡 An app that tries to do everything at once is usually ___. (a) easy to build (b) hard to use (c) very small (d) finished fast
4. 4.True or false: a library due-date alert solves a real problem. (a) True (b) False
5. 5.💡 After a survey, which need should version 1 solve? (a) the newest trend (b) the rarest need (c) the most common need (d) a random need
6. 6.Which of these is a user need? (a) a share button (b) a reminder alarm (c) a search bar (d) “I forget my homework”
7. 7.📱 Which one opens from a link: an app or a website? (a) a website (b) an app
8. 8.⚙️ Which line does the processing (works out the answer)?
   line 1: let bill = 164; // typed by the user
   line 2: let friends = 4; // typed by the user
   line 3: let share = bill / friends;
   line 4: show(share); (a) line 4 (b) line 2 (c) line 3 (d) line 1
9. 9.True or false: you add the buttons at the plan stage. (a) False (b) True
10. 10.🗂️ What kind of app is a racing challenge? (a) a tool app (b) a health app (c) a learning app (d) a game
11. 11.True or false: tapping a button is an output. (a) True (b) False
12. 12.🔍 Which is the odd one out? (a) working out a tip (b) checking a password (c) sorting the scores (d) typing your age
13. 13.🛠️ At which stage do you write the store text? (a) the idea stage (b) the plan stage (c) the test stage (d) the release stage
14. 14.🛠️ At which stage do you spot a problem to solve? (a) the idea stage (b) the test stage (c) the release stage (d) the plan stage
15. 15.⚙️ What number does this app show?
    let km = 10; // typed by the user
    let metres = km * 1000;
    show(metres);
16. 16.True or false: checking a password is processing. (a) True (b) False
17. 17.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] New Note
    [button] Done
    [text box] Email
    [text box] Subject
    [button] Save
    [button] Start
    [switch] Remind me
    [text box] City
18. 18.🎯 Why learn about users before you build? (a) to slow it down (b) to build what they need (c) to pick a logo (d) to make it longer
19. 19.True or false: tap to go Next is an input. (a) True (b) False
20. 20.🗒️ 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: 2 days
    log a glass of water: 2 days
    see today’s total: 4 days
21. 21.👥 A library app has 30 readers, 135 librarians and 70 volunteers as users. How many more librarians than readers are there?
22. 22.Which of these happens at the test stage? (a) put it on an app store (b) list what users need (c) try every button (d) talk to possible users
23. 23.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    missing the bus: 3 votes
    no quiet study place: 16 votes
    losing water bottles: 25 votes (a) missing the bus (b) no quiet study place (c) losing water bottles
24. 24.Which of these app ideas solves a real problem? (a) an app that just says hi (b) a lost-and-found board (c) a page of random dots (d) a blank grey screen
25. 25.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) share your streak (b) custom alert sounds (c) set a reminder time (d) water animations
26. 26.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) rate the driver (b) show arrival time (c) a dark mode (d) change the bus icon
27. 27.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Order Snacks
    [button] Back
    [button] Save
    [text box] Name
    [button] Cancel
28. 28.🧩 In an app, what is the home page of an app? (a) data (b) a button (c) an input (d) a screen
29. 29.🧩 How many buttons does this app screen have?
    [title] Add Homework
    [text box] Subject
    [text box] Phone
    [text box] Email
    [switch] Remind me
    [slider] Brightness
    [button] Back
30. 30.True or false: typing your age is an input. (a) False (b) True
31. 31.🔢 When you make an app, which comes first: “test the app” or “get an idea”? (a) get an idea (b) test the app
32. 32.👥 A school app has 255 students, 230 teachers and 90 parents as users. Which user group is the biggest? (a) teachers (b) parents (c) students
33. 33.🧩 Which part lets the user give the app information? (a) an input (b) a logo (c) a title (d) an icon
34. 34.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting birthdays: 14 votes
    forgetting homework: 18 votes
    missing the bus: 12 votes (a) forgetting homework (b) missing the bus (c) forgetting birthdays
35. 35.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    wasting pocket money: 19 votes
    forgetting homework: 4 votes
    losing water bottles: 24 votes (a) losing water bottles (b) forgetting homework (c) wasting pocket money
36. 36.🗂️ What kind of app is a calculator? (a) a health app (b) a game (c) a learning app (d) a tool app
37. 37.🗒️ You are planning version 1 of a quiz app. Which feature can WAIT for a later version? (a) show the score (b) show a question (c) check the answer (d) confetti effects
38. 38.Which of these app ideas solves a real problem? (a) an app that just says hi (b) a button with no action (c) a bill splitter (d) a blank grey screen
39. 39.True or false: a website opens from a link. (a) False (b) True
40. 40.💡 How can you check that people really have the problem? (a) ask possible users (b) pick a colour (c) just guess (d) copy another app

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