App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 637 · 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 can often still work with no internet? (a) a video call (b) an installed app (c) an online search (d) a new website
2. 2.🎯 Which app would help this user most: a gamer who forgets to drink? (a) a recipe finder (b) a water reminder (c) a pocket-money tracker (d) a big-text reader
3. 3.True or false: today’s step count is data. (a) False (b) True
4. 4.🧩 How many buttons does this app screen have?
   [title] Settings
   [text box] Email
   [slider] Brightness
   [text box] City
   [button] Cancel
   [text box] Notes
   [switch] Show hints
5. 5.True or false: an app opens from a link. (a) True (b) False
6. 6.True or false: a website is installed on a phone. (a) False (b) True
7. 7.🎯 Is this a user need or a feature: “I keep missing the bus”? (a) a feature (b) a user need
8. 8.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] Order Snacks
   [button] Save
   [slider] Text size
   [text box] Phone
   [button] Help
   [button] Back
9. 9.True or false: a big-text reader is the best fit for a child saving up for a cycle. (a) False (b) True
10. 10.⚙️ What number does this app show?
    let price = 10; // typed by the user
    let qty = 2; // typed by the user
    let total = price * qty;
    show(total);
11. 11.👥 A library app has 55 readers, 175 librarians and 50 volunteers as users. Which user group is the biggest? (a) readers (b) librarians (c) volunteers
12. 12.🧩 Which of these is a button on this screen?
    [title] Settings
    [button] Cancel
    [slider] Volume
    [text box] City
    [text box] Due date
    [text box] Email (a) Cancel (b) Email (c) City (d) Due date
13. 13.🗒️ You are planning version 1 of a quiz app. Which feature can WAIT for a later version? (a) show a question (b) check the answer (c) background music (d) show the score
14. 14.True or false: a racing challenge is a tool app. (a) False (b) True
15. 15.🧩 Which part lets the user give the app information? (a) an input (b) a logo (c) an icon (d) a title
16. 16.Which of these is processing? (a) speaking a command (b) typing your age (c) adding up a bill (d) a beep sound
17. 17.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) an avatar shop (b) show the score (c) background music (d) confetti effects
18. 18.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Settings
    [button] Send
    [switch] Dark mode
    [button] Done
    [text box] Phone
19. 19.📱 The word “app” is short for ___. (a) apparatus (b) appetite (c) application (d) appointment
20. 20.⚙️ In an app, is sorting the scores an input, processing or an output? (a) output (b) input (c) processing
21. 21.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Order Snacks
    [text box] City
    [button] Back
    [button] Help
    [button] Cancel
    [text box] Name
22. 22.🧩 Which of these is a button on this screen?
    [title] New Note
    [button] Save
    [slider] Text size
    [text box] Due date (a) Save (b) Text size (c) Due date
23. 23.Which of these is an output? (a) tapping a button (b) speaking a command (c) taking a photo (d) a buzz (vibration)
24. 24.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 70; // typed by the user
    line 2: let qty = 5; // typed by the user
    line 3: let total = price * qty;
    line 4: show(total); (a) line 1 (b) line 2 (c) line 4 (d) line 3
25. 25.🗒️ Version 1 of a pocket-money tracker must be ready in 14 days. How many days are left for extras after the must-haves?
    add money received: 3 days
    add money spent: 3 days
    show the balance: 2 days
26. 26.⚙️ What number does this app show?
    let km = 12; // typed by the user
    let metres = km * 1000;
    show(metres);
27. 27.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) set a reminder time (b) water animations (c) log a glass of water (d) see today’s total
28. 28.🗂️ What kind of app is a calculator? (a) a health app (b) a tool app (c) a game (d) a learning app
29. 29.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    wasting pocket money: 7 votes
    forgetting homework: 4 votes
    no quiet study place: 20 votes (a) forgetting homework (b) no quiet study place (c) wasting pocket money
30. 30.🧩 In an app, what is tap to go Next? (a) data (b) an input (c) a screen (d) a button
31. 31.👥 A school app has 290 students, 55 teachers and 95 parents as users. How many more students than parents are there?
32. 32.🧩 How many buttons does this app screen have?
    [title] Order Snacks
    [text box] Due date
    [slider] Volume
    [text box] Notes
    [text box] Name
    [switch] Dark mode
    [button] Help
33. 33.💡 Does an app idea like a button with no action solve a real problem? (a) Yes (b) No
34. 34.True or false: a homework planner is the best fit for a student who keeps forgetting due dates. (a) True (b) False
35. 35.💡 Which app idea solves this problem: bottles go missing at school? (a) a homework planner (b) a medicine reminder (c) a lost-and-found board (d) a study-room finder
36. 36.🗒️ What is a must-have feature? (a) a sound effect (b) a colour theme (c) one the app cannot skip (d) a nice extra
37. 37.Which of these is an input? (a) adding up a bill (b) a result on screen (c) speaking a command (d) a pop-up message
38. 38.Which of these is true of an app? (a) has a web address (b) comes from an app store (c) needs no installing (d) opens in a web browser
39. 39.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) pick your bus stop (b) see where the bus is (c) rate the driver (d) show arrival time
40. 40.💡 Does an app idea like a library due-date alert solve a real problem? (a) Yes (b) No

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