App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 760 · 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.🛠️ At which stage do you connect the data? (a) the plan stage (b) the idea stage (c) the build stage (d) the test stage
2. 2.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] New Note
   [text box] Name
   [switch] Show hints
   [button] Save
   [text box] Due date
   [button] Cancel
3. 3.💡 Does an app idea like a library due-date alert solve a real problem? (a) Yes (b) No
4. 4.🔢 When you make an app, which comes FIRST? (a) plan the screens (b) build the app (c) test the app (d) get an idea
5. 5.📊 Survey: which problem bugs you most? Which problem should your app solve first?
   forgetting homework: 3 votes
   wasting pocket money: 21 votes
   no quiet study place: 17 votes (a) forgetting homework (b) no quiet study place (c) wasting pocket money
6. 6.🧩 Which of these is a button on this screen?
   [title] Edit Profile
   [button] Cancel
   [text box] Age
   [text box] Email
   [button] Start
   [text box] Subject (a) Age (b) Cancel (c) Subject (d) Email
7. 7.True or false: an app opens in a web browser. (a) True (b) False
8. 8.🧩 Which of these is a button on this screen?
   [title] Sign Up
   [switch] Remind me
   [button] Next
   [text box] Phone
   [text box] Email (a) Email (b) Phone (c) Remind me (d) Next
9. 9.🔍 Which is the odd one out? (a) write the store text (b) sketch the screens (c) put it on an app store (d) share the download link
10. 10.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) share your streak (b) see today’s total (c) water animations (d) custom alert sounds
11. 11.🔔 What is a message an app shows on your lock screen called? (a) a web address (b) a variable (c) a notification (d) a wireframe
12. 12.🗒️ Version 1 of a water reminder must be ready in 9 days. How many days are left for extras after the must-haves?
    set a reminder time: 1 days
    log a glass of water: 2 days
    see today’s total: 2 days
13. 13.🧩 In an app, what is your saved notes? (a) a screen (b) an input (c) a button (d) data
14. 14.Which of these app ideas solves no real problem? (a) a library due-date alert (b) a free study-room finder (c) an app that just says hi (d) a medicine reminder
15. 15.🔢 When you make an app, which comes LAST? (a) test the app (b) release it (c) plan the screens (d) get an idea
16. 16.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 65; // typed by the user
    line 2: let qty = 3; // typed by the user
    line 3: let total = price * qty;
    line 4: show(total); (a) line 1 (b) line 4 (c) line 2 (d) line 3
17. 17.⚙️ What number does this app show?
    let km = 15; // typed by the user
    let metres = km * 1000;
    show(metres);
18. 18.🎯 Which app would help this user most: a student who often misses the school bus? (a) a big-text reader (b) a bus tracker (c) a water reminder (d) a recipe finder
19. 19.Which of these is a screen? (a) a date picker (b) a box to type a name (c) tap to Send (d) the settings page
20. 20.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) show the score (b) an avatar shop (c) confetti effects (d) background music
21. 21.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) rate the driver (b) a dark mode (c) change the bus icon (d) see where the bus is
22. 22.📅 An app team plans for 2 days, builds for 4 days, tests for 2 days and releases on 1 more day. How many more days does building take than testing?
23. 23.👥 A school app has 145 students, 185 teachers and 235 parents as users. Which user group is the biggest? (a) teachers (b) parents (c) students
24. 24.📱 Which one comes from an app store: an app or a website? (a) a website (b) an app
25. 25.🧩 In an app, what is the settings page? (a) an input (b) a screen (c) a button (d) data
26. 26.⚙️ What number does this app show?
    let price = 530; // typed by the user
    let off = 50; // typed by the user
    let pay = price - off;
    show(pay);
27. 27.🔍 Which is the odd one out? (a) a step counter (b) a cricket run chase (c) a water reminder (d) a sleep tracker
28. 28.Which of these app ideas solves a real problem? (a) a medicine reminder (b) a blank grey screen (c) a button with no action (d) a page of random dots
29. 29.🎯 Is this a user need or a feature: a reminder alarm? (a) a feature (b) a user need
30. 30.True or false: a website opens in a web browser. (a) False (b) True
31. 31.👥 A cricket club app has 245 players, 115 coaches and 295 fans as users. Which user group is the biggest? (a) players (b) coaches (c) fans
32. 32.True or false: a pop-up message is an output. (a) False (b) True
33. 33.💡 Which is a problem statement? (a) “Add a logo” (b) “Make it fast” (c) “Use blue buttons” (d) “Kids forget homework”
34. 34.💡 After a survey, which need should version 1 solve? (a) the most common need (b) the newest trend (c) a random need (d) the rarest need
35. 35.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) pie-chart colours (b) show the balance (c) add money spent (d) add money received
36. 36.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) add money received (b) show the balance (c) export to a file (d) add money spent
37. 37.💡 Does an app idea like a free study-room finder solve a real problem? (a) No (b) Yes
38. 38.⚙️ In an app, is working out a tip an input, processing or an output? (a) processing (b) output (c) input
39. 39.📱 Which one is installed on a phone: an app or a website? (a) a website (b) an app
40. 40.🛠️ At which stage do you pick the features? (a) the idea stage (b) the test stage (c) the release stage (d) the plan stage

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