App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 223 · 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 line does the processing (works out the answer)?
   line 1: let price = 75; // 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 4 (c) line 3 (d) line 2
2. 2.🎯 Which app would help this user most: a runner who forgets to sip water? (a) a homework planner (b) a water reminder (c) a pocket-money tracker (d) a recipe finder
3. 3.🔍 Which is the odd one out? (a) a torch (b) a unit converter (c) a word battle (d) a calculator
4. 4.🛠️ At which stage do you let friends try it? (a) the release stage (b) the idea stage (c) the test stage (d) the plan stage
5. 5.👥 A library app has 285 readers, 195 librarians and 75 volunteers as users. How many users does it have in all?
6. 6.👥 A cricket club app has 160 players, 65 coaches and 285 fans as users. Which user group is the biggest? (a) players (b) fans (c) coaches
7. 7.Which of these happens at the release stage? (a) write down the bugs (b) share the download link (c) try every button (d) sketch the screens
8. 8.🔍 Which is the odd one out? (a) a times-table quiz (b) a water reminder (c) a sleep tracker (d) a step counter
9. 9.🗒️ A to-do app with no “add a task” feature is ___. (a) ready to release (b) well planned (c) a nice extra (d) missing a must-have
10. 10.🧩 Which input is best for typing your name? (a) a switch (b) a text box (c) a slider (d) a picture
11. 11.🗒️ What is a must-have feature? (a) a sound effect (b) a nice extra (c) one the app cannot skip (d) a colour theme
12. 12.Which of these is data? (a) the settings page (b) the game-over page (c) the home page of an app (d) your friends list
13. 13.Which of these is a screen? (a) a date picker (b) tap to Send (c) tap to Save (d) the game-over page
14. 14.Which of these is true of an app? (a) opens from a link (b) has a web address (c) has a home-screen icon (d) needs no installing
15. 15.💡 Does an app idea like an app that just says hi solve a real problem? (a) No (b) Yes
16. 16.Which of these is data? (a) the game-over page (b) tap to Send (c) your high score (d) a slider for volume
17. 17.Which of these is a user need? (a) a dark mode switch (b) a reminder alarm (c) “I keep missing the bus” (d) a share button
18. 18.💡 How can you check that people really have the problem? (a) just guess (b) copy another app (c) ask possible users (d) pick a colour
19. 19.Which of these is processing? (a) a result on screen (b) sorting the scores (c) taking a photo (d) typing your age
20. 20.True or false: a flashcard trainer is a learning app. (a) False (b) True
21. 21.Which of these is true of an app? (a) needs no installing (b) opens from a link (c) updates from the store (d) has a web address
22. 22.True or false: the home page of an app is an input. (a) True (b) False
23. 23.⚙️ In an app, is taking a photo an input, processing or an output? (a) processing (b) output (c) input
24. 24.🎯 Why learn about users before you build? (a) to make it longer (b) to pick a logo (c) to build what they need (d) to slow it down
25. 25.🧩 How many buttons does this app screen have?
    [title] Order Snacks
    [text box] Name
    [button] Back
    [text box] Email
    [button] Help
    [slider] Volume
    [text box] Age
26. 26.👥 A cricket club app has 40 players, 195 coaches and 265 fans as users. How many users does it have in all?
27. 27.🧩 How many buttons does this app screen have?
    [title] New Note
    [switch] Remind me
    [text box] Due date
    [button] Cancel
28. 28.🧩 In an app, what is tap to go Next? (a) data (b) a screen (c) an input (d) a button
29. 29.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) see today’s total (b) water animations (c) set a reminder time (d) log a glass of water
30. 30.📱 The word “app” is short for ___. (a) application (b) appointment (c) apparatus (d) appetite
31. 31.Which of these is a user need? (a) a dark mode switch (b) a share button (c) “I forget my homework” (d) a reminder alarm
32. 32.True or false: a website opens from a link. (a) True (b) False
33. 33.👥 A clinic app has 90 patients, 200 doctors and 50 nurses as users. Which user group is the biggest? (a) nurses (b) patients (c) doctors
34. 34.💡 Does an app idea like a lost-and-found board solve a real problem? (a) No (b) Yes
35. 35.🔢 When you make an app, which comes first: “build the app” or “test the app”? (a) test the app (b) build the app
36. 36.📅 An app team plans for 5 days, builds for 10 days, tests for 2 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
37. 37.🗂️ What kind of app is a water reminder? (a) a health app (b) a game (c) a tool app (d) a learning app
38. 38.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) show the balance (b) pie-chart colours (c) add money received (d) add money spent
39. 39.📊 Survey: which problem bugs you most? How many students voted in all?
    losing water bottles: 19 votes
    no quiet study place: 16 votes
    forgetting birthdays: 9 votes
40. 40.🛠️ At which stage do you draw the user flow? (a) the plan stage (b) the release stage (c) the idea stage (d) the build stage

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