App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 329 · 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.True or false: your friends list is a screen. (a) True (b) False
2. 2.True or false: a website updates from the store. (a) False (b) True
3. 3.🧩 Which input is best for turning something ON or OFF? (a) a slider (b) a switch (c) a title (d) a text box
4. 4.🗂️ What kind of app is a step counter? (a) a learning app (b) a health app (c) a game (d) a tool app
5. 5.🎯 A short made-up profile of a typical user is called a ___. (a) protocol (b) persona (c) password (d) pixel
6. 6.🧩 In an app, what is the home page of an app? (a) a button (b) data (c) a screen (d) an input
7. 7.📅 An app team plans for 4 days, builds for 11 days, tests for 3 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
8. 8.💡 Which app idea solves this problem: a team shares one snack bill? (a) a bill splitter (b) a lost-and-found board (c) a medicine reminder (d) a study-room finder
9. 9.🧩 What do we call one full page of an app? (a) a cable (b) a battery (c) a screen (d) a variable
10. 10.🔍 Which is the odd one out? (a) a result on screen (b) a beep sound (c) a buzz (vibration) (d) taking a photo
11. 11.📊 Survey: which problem bugs you most? How many students voted in all?
    missing the bus: 3 votes
    forgetting birthdays: 12 votes
    wasting pocket money: 18 votes
12. 12.💡 Which app idea solves this problem: bottles go missing at school? (a) a lost-and-found board (b) a homework planner (c) a study-room finder (d) a medicine reminder
13. 13.True or false: a library due-date alert solves a real problem. (a) False (b) True
14. 14.Which of these is an input? (a) a result on screen (b) adding up a bill (c) checking a password (d) typing your age
15. 15.🧩 Which of these is a button on this screen?
    [title] New Note
    [slider] Volume
    [switch] Sound
    [text box] Name
    [button] Send
    [text box] Phone
    [text box] City (a) Phone (b) Send (c) Name (d) City
16. 16.💡 Does an app idea like a page of random dots solve a real problem? (a) No (b) Yes
17. 17.True or false: the game-over page is a screen. (a) False (b) True
18. 18.🗒️ Version 1 of a water reminder must be ready in 6 days. How many days are left for extras after the must-haves?
    set a reminder time: 1 days
    log a glass of water: 1 days
    see today’s total: 2 days
19. 19.📱 Which one has a home-screen icon: an app or a website? (a) an app (b) a website
20. 20.📅 An app team plans for 2 days, builds for 10 days, tests for 1 days and releases on 1 more day. How many days does the whole project take?
21. 21.🔍 Which is the odd one out? (a) a result on screen (b) a pop-up message (c) a buzz (vibration) (d) adding up a bill
22. 22.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Edit Profile
    [button] Next
    [text box] Age
    [button] Help
    [button] Cancel
23. 23.📱 The word “app” is short for ___. (a) apparatus (b) appetite (c) appointment (d) application
24. 24.True or false: a bus tracker is the best fit for a teen whose money runs out by Friday. (a) False (b) True
25. 25.🧩 Which input is best for typing your name? (a) a text box (b) a slider (c) a switch (d) a picture
26. 26.💡 Which is a problem statement? (a) “Use blue buttons” (b) “Make it fast” (c) “Kids forget homework” (d) “Add a logo”
27. 27.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) a dark mode (b) change the bus icon (c) rate the driver (d) pick your bus stop
28. 28.⚙️ What number does this app show?
    let price = 120; // typed by the user
    let off = 40; // typed by the user
    let pay = price - off;
    show(pay);
29. 29.🔢 After an app is released, which comes first: “test it again” or “read user reviews”? (a) read user reviews (b) test it again
30. 30.Which of these is an output? (a) checking a password (b) tapping a button (c) a pop-up message (d) speaking a command
31. 31.Which of these is true of a website? (a) has a home-screen icon (b) comes from an app store (c) has a web address (d) is installed on a phone
32. 32.🎯 Which app would help this user most: a student who often misses the school bus? (a) a recipe finder (b) a bus tracker (c) a homework planner (d) a water reminder
33. 33.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 380; // typed by the user
    line 2: let off = 50; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 1 (b) line 2 (c) line 3 (d) line 4
34. 34.Which of these is data? (a) a switch for dark mode (b) your high score (c) the settings page (d) a slider for volume
35. 35.Which of these app ideas solves a real problem? (a) a free study-room finder (b) a page of random dots (c) an app that just says hi (d) a button with no action
36. 36.🔢 After an app is released, which comes first: “read user reviews” or “release an update”? (a) release an update (b) read user reviews
37. 37.⚙️ Which line does the processing (works out the answer)?
    line 1: let km = 10; // typed by the user
    line 2: let metres = km * 1000;
    line 3: show(metres); (a) line 3 (b) line 2 (c) line 1
38. 38.💡 Does an app idea like a blank grey screen solve a real problem? (a) No (b) Yes
39. 39.Which of these is an output? (a) speaking a command (b) typing your age (c) a beep sound (d) sorting the scores
40. 40.True or false: today’s step count is data. (a) False (b) True

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