App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 364 · 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 of these app ideas solves no real problem? (a) a library due-date alert (b) a lost-and-found board (c) a bill splitter (d) a blank grey screen
2. 2.⚙️ In an app, is tapping a button an input, processing or an output? (a) output (b) processing (c) input
3. 3.🧩 In an app, what is the settings page? (a) a button (b) data (c) an input (d) a screen
4. 4.🧩 In an app, what is tap to go Next? (a) data (b) a button (c) an input (d) a screen
5. 5.📊 Survey: which problem bugs you most? Which problem should your app solve first?
   missing the bus: 23 votes
   forgetting birthdays: 5 votes
   no quiet study place: 7 votes (a) missing the bus (b) forgetting birthdays (c) no quiet study place
6. 6.True or false: a bill splitter solves no real problem. (a) False (b) True
7. 7.🔍 Which is the odd one out? (a) a buzz (vibration) (b) a beep sound (c) a result on screen (d) checking a password
8. 8.Which of these is a user need? (a) “I forget my homework” (b) a dark mode switch (c) a share button (d) a reminder alarm
9. 9.⚙️ What number does this app show?
   let price = 20; // typed by the user
   let qty = 3; // typed by the user
   let total = price * qty;
   show(total);
10. 10.🎯 What is the best first step to learn what users need? (a) write the code (b) guess on your own (c) pick the colours (d) ask and watch users
11. 11.👥 A school app has 115 students, 95 teachers and 250 parents as users. Which user group is the biggest? (a) teachers (b) parents (c) students
12. 12.🔔 What is a message an app shows on your lock screen called? (a) a variable (b) a notification (c) a wireframe (d) a web address
13. 13.Which of these is a screen? (a) your friends list (b) the home page of an app (c) tap to Send (d) today’s step count
14. 14.📱 Which one opens from a link: an app or a website? (a) a website (b) an app
15. 15.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [button] Next
    [slider] Brightness
    [button] Save
    [switch] Sound
    [text box] City
    [text box] Due date
    [button] Cancel
16. 16.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Sign Up
    [text box] Age
    [button] Back
    [button] Next
    [switch] Sound
    [button] Send
17. 17.True or false: your friends list is an input. (a) False (b) True
18. 18.⚙️ In an app, is typing your age an input, processing or an output? (a) processing (b) input (c) output
19. 19.True or false: a beep sound is an input. (a) True (b) False
20. 20.🛠️ At which stage do you talk to possible users? (a) the release stage (b) the plan stage (c) the idea stage (d) the test stage
21. 21.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) earn stickers (b) pick a theme colour (c) set a due date (d) share tasks to friends
22. 22.📊 Survey: which problem bugs you most? How many more votes did “forgetting homework” get than “forgetting birthdays”?
    forgetting birthdays: 12 votes
    forgetting homework: 13 votes
    losing water bottles: 22 votes
23. 23.Which of these is an input? (a) a pop-up message (b) sorting the scores (c) working out a tip (d) taking a photo
24. 24.Which of these is an input? (a) a beep sound (b) working out a tip (c) a buzz (vibration) (d) tapping a button
25. 25.True or false: you let friends try it at the test stage. (a) True (b) False
26. 26.True or false: tap to Send is a button. (a) False (b) True
27. 27.🗒️ In MVP, the M stands for ___. (a) maximum (b) music (c) mobile (d) minimum
28. 28.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 170; // typed by the user
    line 2: let off = 30; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 2 (b) line 4 (c) line 3 (d) line 1
29. 29.True or false: a puzzle with levels is a tool app. (a) False (b) True
30. 30.🗒️ Version 1 of a quiz app must be ready in 14 days. How many days are left for extras after the must-haves?
    show a question: 1 days
    check the answer: 2 days
    show the score: 5 days
31. 31.Which of these is processing? (a) a pop-up message (b) working out a tip (c) a beep sound (d) typing your age
32. 32.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) a dark mode (b) show arrival time (c) rate the driver (d) change the bus icon
33. 33.🧩 In an app, what is a slider for volume? (a) an input (b) a screen (c) a button (d) data
34. 34.📱 Which one has a home-screen icon: an app or a website? (a) a website (b) an app
35. 35.🎯 Is this a user need or a feature: a search bar? (a) a feature (b) a user need
36. 36.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) confetti effects (b) an avatar shop (c) show the score (d) background music
37. 37.👥 A library app has 135 readers, 240 librarians and 225 volunteers as users. How many users does it have in all?
38. 38.Which of these is true of an app? (a) opens from a link (b) comes from an app store (c) opens in a web browser (d) has a web address
39. 39.Which of these is a user need? (a) a reminder alarm (b) a search bar (c) a share button (d) “I keep missing the bus”
40. 40.🎯 Why learn about users before you build? (a) to slow it down (b) to pick a logo (c) to make it longer (d) to build what they need

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