App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 951 · 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 is a screen? (a) a date picker (b) tap to Start (c) today’s step count (d) the home page of an app
2. 2.🧩 Which of these is a button on this screen?
   [title] Sign Up
   [text box] Due date
   [button] Back
   [button] Next
   [button] Save (a) Due date (b) Back
3. 3.Which of these is data? (a) a date picker (b) a switch for dark mode (c) tap to Save (d) your saved notes
4. 4.⚙️ Which line does the processing (works out the answer)?
   line 1: let price = 30; // typed by the user
   line 2: let qty = 4; // typed by the user
   line 3: let total = price * qty;
   line 4: show(total); (a) line 3 (b) line 1 (c) line 4 (d) line 2
5. 5.🔍 Which is the odd one out? (a) a result on screen (b) a buzz (vibration) (c) adding up a bill (d) a beep sound
6. 6.🧩 In an app, what is a date picker? (a) a screen (b) data (c) a button (d) an input
7. 7.🧩 Which of these is a button on this screen?
   [title] New Note
   [button] Help
   [text box] City
   [text box] Age
   [button] Send
   [text box] Email
   [button] Done (a) Send (b) Age (c) Email (d) City
8. 8.True or false: you connect the data at the plan stage. (a) False (b) True
9. 9.Which of these app ideas solves no real problem? (a) an app that just says hi (b) a lost-and-found board (c) a medicine reminder (d) a bill splitter
10. 10.💡 Does an app idea like a button with no action solve a real problem? (a) Yes (b) No
11. 11.🔢 After an app is released, what comes right after “fix and improve”? (a) read user reviews (b) test it again (c) release an update (d) list what to fix
12. 12.🛠️ At which stage do you connect the data? (a) the plan stage (b) the build stage (c) the idea stage (d) the test stage
13. 13.🔢 After an app is released, which comes LAST? (a) test it again (b) release an update (c) read user reviews (d) list what to fix
14. 14.💡 Which app idea solves this problem: a patient misses doses? (a) a medicine reminder (b) a homework planner (c) a lost-and-found board (d) a bill splitter
15. 15.🧩 How many buttons does this app screen have?
    [title] New Note
    [button] Help
    [button] Done
    [text box] City
16. 16.🧩 What do we call one full page of an app? (a) a battery (b) a variable (c) a screen (d) a cable
17. 17.⚙️ In an app, is typing your age an input, processing or an output? (a) output (b) processing (c) input
18. 18.🔢 When you make an app, which comes LAST? (a) test the app (b) build the app (c) release it (d) plan the screens
19. 19.🔍 Which is the odd one out? (a) a times-table quiz (b) a spelling coach (c) a puzzle with levels (d) a flashcard trainer
20. 20.🔍 Which is the odd one out? (a) a flashcard trainer (b) a unit converter (c) a times-table quiz (d) a spelling coach
21. 21.True or false: you add the buttons at the build stage. (a) True (b) False
22. 22.👥 A school app has 120 students, 130 teachers and 105 parents as users. How many more teachers than parents are there?
23. 23.👥 A school app has 140 students, 160 teachers and 185 parents as users. How many more parents than students are there?
24. 24.💡 Does an app idea like a free study-room finder solve a real problem? (a) No (b) Yes
25. 25.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) pick a theme colour (b) earn stickers (c) set a due date (d) share tasks to friends
26. 26.🎯 Is this a user need or a feature: “What should I cook?”? (a) a feature (b) a user need
27. 27.💡 Does an app idea like a blank grey screen solve a real problem? (a) No (b) Yes
28. 28.🗒️ When should nice-to-have features be built? (a) before anything (b) never (c) on day one (d) after the must-haves
29. 29.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Settings
    [button] Help
    [text box] Phone
30. 30.🧩 Which input is best for turning something ON or OFF? (a) a slider (b) a switch (c) a title (d) a text box
31. 31.🎯 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
32. 32.True or false: a date picker is data. (a) True (b) False
33. 33.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] New Note
    [text box] Name
    [text box] Subject
    [button] Back
    [slider] Text size
34. 34.⚙️ In an app, is sorting the scores an input, processing or an output? (a) output (b) input (c) processing
35. 35.🗂️ What kind of app is a word battle? (a) a health app (b) a tool app (c) a game (d) a learning app
36. 36.Which of these is a feature? (a) a search bar (b) “I keep missing the bus” (c) “What should I cook?” (d) “I forget my homework”
37. 37.True or false: today’s step count is data. (a) False (b) True
38. 38.True or false: you let friends try it at the release stage. (a) True (b) False
39. 39.🗒️ 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) add money spent (d) export to a file
40. 40.🛠️ At which stage do you try every button? (a) the plan stage (b) the test stage (c) the build stage (d) the idea stage

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