App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 798 · 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: a switch for dark mode is a button. (a) True (b) False
2. 2.⚙️ In an app, is a result on screen an input, processing or an output? (a) processing (b) output (c) input
3. 3.🔍 Which is the odd one out? (a) a result on screen (b) a buzz (vibration) (c) a pop-up message (d) taking a photo
4. 4.💡 Which app idea solves this problem: a patient misses doses? (a) a study-room finder (b) a lost-and-found board (c) a medicine reminder (d) a homework planner
5. 5.True or false: a step counter is a game. (a) False (b) True
6. 6.🧩 How many buttons does this app screen have?
   [title] Sign Up
   [slider] Text size
   [button] Send
   [button] Save
   [text box] Age
7. 7.🗒️ Version 1 of a pocket-money tracker must be ready in 12 days. How many days are left for extras after the must-haves?
   add money received: 1 days
   add money spent: 1 days
   show the balance: 4 days
8. 8.🧩 Which of these is a button on this screen?
   [title] Sign Up
   [text box] Email
   [text box] Subject
   [button] Next
   [text box] Name
   [button] Help (a) Name (b) Help (c) Email (d) Subject
9. 9.🧩 Which of these is a button on this screen?
   [title] New Note
   [button] Save
   [switch] Dark mode
   [text box] Phone
   [text box] City (a) Dark mode (b) Save (c) Phone (d) City
10. 10.🧩 Which of these is a button on this screen?
    [title] Edit Profile
    [button] Help
    [button] Send
    [text box] Name
    [button] Save
    [slider] Brightness
    [text box] Age
    [switch] Remind me (a) Help (b) Name (c) Age (d) Remind me
11. 11.⚙️ In an app, is sorting the scores an input, processing or an output? (a) output (b) input (c) processing
12. 12.Which of these is a screen? (a) tap to Start (b) your friends list (c) tap to go Next (d) the home page of an app
13. 13.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] New Note
    [text box] Name
    [button] Start
    [text box] Notes
    [slider] Volume
    [button] Cancel
    [text box] Phone
14. 14.👥 A library app has 35 readers, 50 librarians and 95 volunteers as users. How many more librarians than readers are there?
15. 15.👥 A school app has 170 students, 200 teachers and 210 parents as users. How many more teachers than students are there?
16. 16.🧩 Which part lets the user give the app information? (a) an icon (b) a logo (c) an input (d) a title
17. 17.True or false: tap to Start is a button. (a) False (b) True
18. 18.Which of these is a feature? (a) “Small text is hard” (b) “I keep missing the bus” (c) “What should I cook?” (d) a share button
19. 19.📊 Survey: which problem bugs you most? How many more votes did “wasting pocket money” get than “missing the bus”?
    wasting pocket money: 15 votes
    missing the bus: 11 votes
    forgetting homework: 19 votes
20. 20.🎯 Is this a user need or a feature: a dark mode switch? (a) a user need (b) a feature
21. 21.Which of these is an input? (a) the log-in page (b) tap to go Next (c) a box to type a name (d) your high score
22. 22.🎯 A short made-up profile of a typical user is called a ___. (a) persona (b) pixel (c) password (d) protocol
23. 23.🎯 Is this a user need or a feature: “Small text is hard”? (a) a user need (b) a feature
24. 24.🧩 Which input is best for turning something ON or OFF? (a) a text box (b) a slider (c) a switch (d) a title
25. 25.🧩 How many buttons does this app screen have?
    [title] Settings
    [switch] Show hints
    [button] Send
    [text box] Name
    [button] Cancel
    [text box] Age
    [button] Next
26. 26.Which of these is true of a website? (a) is installed on a phone (b) needs no installing (c) comes from an app store (d) has a home-screen icon
27. 27.🔍 Which is the odd one out? (a) put it on an app store (b) write down the bugs (c) share the download link (d) write the store text
28. 28.⚙️ What number does this app show?
    let price = 200; // typed by the user
    let off = 30; // typed by the user
    let pay = price - off;
    show(pay);
29. 29.True or false: a water reminder is a health app. (a) False (b) True
30. 30.True or false: taking a photo is an input. (a) False (b) True
31. 31.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    missing the bus: 8 votes
    losing water bottles: 17 votes
    no quiet study place: 11 votes (a) no quiet study place (b) losing water bottles (c) missing the bus
32. 32.True or false: a box to type a name is an input. (a) True (b) False
33. 33.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) see today’s total (b) set a reminder time (c) share your streak (d) log a glass of water
34. 34.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 540; // typed by the user
    line 2: let off = 20; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 1 (b) line 3 (c) line 2 (d) line 4
35. 35.🧩 In an app, what is a box to type a name? (a) data (b) a screen (c) a button (d) an input
36. 36.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) confetti effects (b) show the score (c) background music (d) an avatar shop
37. 37.🗂️ What kind of app is a word battle? (a) a health app (b) a game (c) a tool app (d) a learning app
38. 38.True or false: you spot a problem to solve at the idea stage. (a) False (b) True
39. 39.🧩 How many buttons does this app screen have?
    [title] Add Homework
    [text box] Notes
    [text box] Age
    [text box] Phone
    [slider] Brightness
    [button] Done
40. 40.True or false: a homework planner is the best fit for a student who often misses the school bus. (a) True (b) False

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