App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 381 · 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: an app is installed on a phone. (a) True (b) False
2. 2.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) pie-chart colours (b) savings stickers (c) show the balance (d) export to a file
3. 3.🧩 In an app, what is tap to Save? (a) data (b) a button (c) an input (d) a screen
4. 4.🎯 What is the best first step to learn what users need? (a) ask and watch users (b) write the code (c) guess on your own (d) pick the colours
5. 5.🔍 Which is the odd one out? (a) list what users need (b) talk to possible users (c) spot a problem to solve (d) write the code
6. 6.True or false: a big-text reader is the best fit for a grandparent with weak eyesight. (a) True (b) False
7. 7.🧩 What do we call one full page of an app? (a) a screen (b) a variable (c) a cable (d) a battery
8. 8.📅 An app team plans for 4 days, builds for 7 days, tests for 3 days and releases on 1 more day. How many days does the whole project take?
9. 9.🧩 Which input is best for typing your name? (a) a picture (b) a text box (c) a switch (d) a slider
10. 10.🗂️ What kind of app is a sleep tracker? (a) a learning app (b) a tool app (c) a game (d) a health app
11. 11.Which of these is true of a website? (a) has a home-screen icon (b) is installed on a phone (c) comes from an app store (d) has a web address
12. 12.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 35; // 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 3 (b) line 4 (c) line 1 (d) line 2
13. 13.🎯 Which app would help this user most: a teen whose money runs out by Friday? (a) a pocket-money tracker (b) a water reminder (c) a homework planner (d) a bus tracker
14. 14.True or false: a beep sound is an input. (a) False (b) True
15. 15.🧑 Who is an app really made for? (a) its coder only (b) its users (c) its charger (d) its icon
16. 16.Which of these is a screen? (a) tap to Send (b) the game-over page (c) your high score (d) a box to type a name
17. 17.🧩 Which of these is a button on this screen?
    [title] Edit Profile
    [text box] Email
    [slider] Text size
    [text box] City
    [text box] Phone
    [button] Cancel (a) Phone (b) Cancel (c) Email (d) City
18. 18.Which of these is an input? (a) your saved notes (b) a switch for dark mode (c) today’s step count (d) the home page of an app
19. 19.🎯 Is this a user need or a feature: a search bar? (a) a feature (b) a user need
20. 20.🔢 When you make an app, which comes first: “test the app” or “get an idea”? (a) test the app (b) get an idea
21. 21.🔍 Which is the odd one out? (a) spot a problem to solve (b) list what users need (c) talk to possible users (d) connect the data
22. 22.🔍 Which is the odd one out? (a) sorting the scores (b) checking a password (c) working out a tip (d) a pop-up message
23. 23.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) rate the driver (b) change the bus icon (c) see where the bus is (d) a dark mode
24. 24.⚙️ What number does this app show?
    let price = 600; // typed by the user
    let off = 40; // typed by the user
    let pay = price - off;
    show(pay);
25. 25.👥 A library app has 245 readers, 120 librarians and 135 volunteers as users. Which user group is the biggest? (a) volunteers (b) readers (c) librarians
26. 26.Which of these is processing? (a) sorting the scores (b) a pop-up message (c) a result on screen (d) a buzz (vibration)
27. 27.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 40; // 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 4 (c) line 2 (d) line 1
28. 28.📊 Survey: which problem bugs you most? How many students voted in all?
    missing the bus: 13 votes
    wasting pocket money: 10 votes
    no quiet study place: 18 votes
29. 29.Which of these is an input? (a) a result on screen (b) adding up a bill (c) a pop-up message (d) typing your age
30. 30.Which of these happens at the build stage? (a) try every button (b) spot a problem to solve (c) add the buttons (d) let friends try it
31. 31.🔍 Which is the odd one out? (a) a puzzle with levels (b) an alarm clock (c) a racing challenge (d) a word battle
32. 32.Which of these app ideas solves no real problem? (a) a medicine reminder (b) a lost-and-found board (c) a bill splitter (d) a page of random dots
33. 33.🗒️ When should nice-to-have features be built? (a) on day one (b) never (c) before anything (d) after the must-haves
34. 34.True or false: you draw the user flow at the plan stage. (a) True (b) False
35. 35.🧩 In an app, what is your friends list? (a) a button (b) an input (c) a screen (d) data
36. 36.🎯 Is this a user need or a feature: a share button? (a) a feature (b) a user need
37. 37.🧩 In an app, what is your high score? (a) a button (b) data (c) a screen (d) an input
38. 38.True or false: you talk to possible users at the idea stage. (a) True (b) False
39. 39.True or false: the settings page is data. (a) True (b) False
40. 40.🧩 In an app, what is tap to Start? (a) data (b) a button (c) an input (d) a screen

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