App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 579 · 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.👥 A school app has 185 students, 300 teachers and 155 parents as users. How many users does it have in all?
2. 2.🗒️ When should nice-to-have features be built? (a) after the must-haves (b) on day one (c) never (d) before anything
3. 3.⚙️ Which line does the processing (works out the answer)?
   line 1: let price = 90; // typed by the user
   line 2: let qty = 2; // typed by the user
   line 3: let total = price * qty;
   line 4: show(total); (a) line 1 (b) line 2 (c) line 4 (d) line 3
4. 4.True or false: a bus tracker is the best fit for a gamer who forgets to drink. (a) True (b) False
5. 5.🧩 In an app, what is a slider for volume? (a) a screen (b) a button (c) data (d) an input
6. 6.👥 A clinic app has 180 patients, 55 doctors and 115 nurses as users. Which user group is the biggest? (a) nurses (b) doctors (c) patients
7. 7.Which of these app ideas solves a real problem? (a) an app that just says hi (b) a button with no action (c) a blank grey screen (d) a medicine reminder
8. 8.🧩 How many buttons does this app screen have?
   [title] New Note
   [text box] Name
   [slider] Brightness
   [text box] Subject
   [button] Cancel
   [button] Save
   [text box] City
   [button] Done
9. 9.🔍 Which is the odd one out? (a) a buzz (vibration) (b) a result on screen (c) speaking a command (d) a pop-up message
10. 10.🧩 Which of these is a button on this screen?
    [title] Sign Up
    [button] Back
    [text box] Name
    [button] Save
    [button] Done
    [text box] Notes
    [text box] Due date (a) Due date (b) Name (c) Notes (d) Back
11. 11.📱 Which one has a web address: an app or a website? (a) a website (b) an app
12. 12.Which of these is true of an app? (a) opens in a web browser (b) comes from an app store (c) needs no installing (d) opens from a link
13. 13.🔍 Which is the odd one out? (a) taking a photo (b) tapping a button (c) adding up a bill (d) speaking a command
14. 14.Which of these is true of a website? (a) updates from the store (b) needs no installing (c) comes from an app store (d) has a home-screen icon
15. 15.🛠️ At which stage do you write the store text? (a) the plan stage (b) the test stage (c) the release stage (d) the build stage
16. 16.🔢 After an app is released, which comes LAST? (a) read user reviews (b) fix and improve (c) release an update (d) list what to fix
17. 17.📊 Survey: which problem bugs you most? How many students voted in all?
    no quiet study place: 21 votes
    forgetting homework: 14 votes
    losing water bottles: 22 votes
18. 18.🧩 Which of these is a button on this screen?
    [title] Settings
    [switch] Remind me
    [text box] Phone
    [button] Cancel
    [text box] Subject
    [button] Send
    [button] Start (a) Remind me (b) Subject (c) Phone (d) Start
19. 19.Which of these is a feature? (a) “I forget my homework” (b) a share button (c) “What should I cook?” (d) “Small text is hard”
20. 20.🧩 In an app, what is a date picker? (a) data (b) an input (c) a screen (d) a button
21. 21.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) confetti effects (b) an avatar shop (c) check the answer (d) background music
22. 22.Which of these is an output? (a) a buzz (vibration) (b) checking a password (c) adding up a bill (d) working out a tip
23. 23.🎯 Which app would help this user most: a student who often misses the school bus? (a) a pocket-money tracker (b) a bus tracker (c) a water reminder (d) a recipe finder
24. 24.🧩 Which of these is a button on this screen?
    [title] Add Homework
    [text box] Name
    [button] Cancel
    [button] Save (a) Cancel (b) Name
25. 25.🗂️ What kind of app is a cricket run chase? (a) a game (b) a health app (c) a tool app (d) a learning app
26. 26.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) earn stickers (b) add a homework task (c) share tasks to friends (d) pick a theme colour
27. 27.🧩 Which input is best for choosing a volume level? (a) a title (b) a slider (c) a switch (d) a text box
28. 28.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Edit Profile
    [text box] Email
    [button] Cancel
    [switch] Remind me
    [slider] Text size
29. 29.🧩 How many buttons does this app screen have?
    [title] Edit Profile
    [slider] Volume
    [text box] Subject
    [button] Send
30. 30.Which of these is processing? (a) tapping a button (b) speaking a command (c) a beep sound (d) working out a tip
31. 31.🗒️ Version 1 of a homework planner must be ready in 12 days. How many days are left for extras after the must-haves?
    add a homework task: 1 days
    set a due date: 4 days
    see tasks by day: 2 days
32. 32.Which of these is a user need? (a) a search bar (b) a dark mode switch (c) “What should I cook?” (d) a share button
33. 33.True or false: a result on screen is an output. (a) False (b) True
34. 34.🔢 After an app is released, which comes first: “release an update” or “fix and improve”? (a) release an update (b) fix and improve
35. 35.🧩 In an app, what is the game-over page? (a) a screen (b) a button (c) an input (d) data
36. 36.🧩 In an app, what is the home page of an app? (a) an input (b) a button (c) data (d) a screen
37. 37.Which of these happens at the test stage? (a) connect the data (b) list what users need (c) let friends try it (d) write the store text
38. 38.📊 Survey: which problem bugs you most? How many students voted in all?
    missing the bus: 7 votes
    losing water bottles: 18 votes
    no quiet study place: 6 votes
39. 39.📅 An app team plans for 5 days, builds for 12 days, tests for 2 days and releases on 1 more day. How many days does the whole project take?
40. 40.⚙️ In an app, is a pop-up message an input, processing or an output? (a) output (b) processing (c) input

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