App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 255 · 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 happens at the build stage? (a) spot a problem to solve (b) write the code (c) pick the features (d) share the download link
2. 2.Which of these is true of an app? (a) opens in a web browser (b) is installed on a phone (c) opens from a link (d) has a web address
3. 3.💡 Does an app idea like a page of random dots solve a real problem? (a) Yes (b) No
4. 4.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) see where the bus is (b) pick your bus stop (c) show arrival time (d) a dark mode
5. 5.📅 An app team plans for 2 days, builds for 8 days, tests for 2 days and releases on 1 more day. How many more days does building take than testing?
6. 6.📅 An app team plans for 5 days, builds for 5 days, tests for 2 days and releases on 1 more day. How many more days does building take than testing?
7. 7.🎯 A short made-up profile of a typical user is called a ___. (a) protocol (b) persona (c) pixel (d) password
8. 8.Which of these app ideas solves no real problem? (a) a bill splitter (b) a library due-date alert (c) a blank grey screen (d) a medicine reminder
9. 9.🔢 When you make an app, which comes LAST? (a) plan the screens (b) build the app (c) get an idea (d) release it
10. 10.⚙️ In an app, is working out a tip an input, processing or an output? (a) processing (b) output (c) input
11. 11.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting birthdays: 8 votes
    wasting pocket money: 13 votes
    missing the bus: 25 votes (a) wasting pocket money (b) forgetting birthdays (c) missing the bus
12. 12.🔍 Which is the odd one out? (a) draw the user flow (b) put it on an app store (c) sketch the screens (d) pick the features
13. 13.⚙️ In an app, is adding up a bill an input, processing or an output? (a) input (b) processing (c) output
14. 14.Which of these is an input? (a) a beep sound (b) tapping a button (c) a result on screen (d) adding up a bill
15. 15.Which of these is an input? (a) speaking a command (b) working out a tip (c) sorting the scores (d) a buzz (vibration)
16. 16.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) background music (b) confetti effects (c) check the answer (d) an avatar shop
17. 17.Which of these is processing? (a) speaking a command (b) working out a tip (c) a pop-up message (d) typing your age
18. 18.💡 Which app idea solves this problem: bottles go missing at school? (a) a homework planner (b) a lost-and-found board (c) a medicine reminder (d) a study-room finder
19. 19.🧩 Which of these is a button on this screen?
    [title] New Note
    [switch] Sound
    [text box] Phone
    [text box] Notes
    [button] Cancel
    [button] Back
    [text box] Subject (a) Notes (b) Phone (c) Subject (d) Back
20. 20.🛠️ At which stage do you try every button? (a) the release stage (b) the idea stage (c) the test stage (d) the plan stage
21. 21.🧩 How many buttons does this app screen have?
    [title] Add Homework
    [text box] Age
    [text box] Notes
    [text box] Due date
    [button] Next
    [slider] Text size
22. 22.⚙️ In an app, is checking a password an input, processing or an output? (a) output (b) input (c) processing
23. 23.Which of these app ideas solves a real problem? (a) a blank grey screen (b) a button with no action (c) a medicine reminder (d) an app that just says hi
24. 24.🔍 Which is the odd one out? (a) let friends try it (b) try every button (c) draw the user flow (d) write down the bugs
25. 25.📱 Which one opens from a link: an app or a website? (a) an app (b) a website
26. 26.💡 Which app idea solves this problem: Grandpa forgets his tablets? (a) a medicine reminder (b) a homework planner (c) a study-room finder (d) a lost-and-found board
27. 27.Which of these is a screen? (a) tap to go Next (b) a switch for dark mode (c) your saved notes (d) the settings page
28. 28.Which of these is a feature? (a) a dark mode switch (b) “Small text is hard” (c) “I keep missing the bus” (d) “I forget my homework”
29. 29.📊 Survey: which problem bugs you most? How many students voted in all?
    forgetting homework: 6 votes
    forgetting birthdays: 18 votes
    no quiet study place: 5 votes
30. 30.🗒️ What is a must-have feature? (a) a nice extra (b) one the app cannot skip (c) a sound effect (d) a colour theme
31. 31.🧩 In an app, what is the settings page? (a) a screen (b) data (c) a button (d) an input
32. 32.⚙️ What number does this app show?
    let price = 210; // typed by the user
    let off = 30; // typed by the user
    let pay = price - off;
    show(pay);
33. 33.👥 A school app has 145 students, 85 teachers and 105 parents as users. How many more students than teachers are there?
34. 34.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting birthdays: 11 votes
    missing the bus: 5 votes
    forgetting homework: 12 votes (a) forgetting homework (b) missing the bus (c) forgetting birthdays
35. 35.True or false: a free study-room finder solves a real problem. (a) True (b) False
36. 36.📊 Survey: which problem bugs you most? How many students voted in all?
    forgetting homework: 22 votes
    losing water bottles: 7 votes
    missing the bus: 16 votes
37. 37.True or false: a recipe finder is the best fit for a teen learning to make snacks. (a) False (b) True
38. 38.⚙️ What number does this app show?
    let price = 15; // typed by the user
    let qty = 2; // typed by the user
    let total = price * qty;
    show(total);
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) show arrival time (c) see where the bus is (d) change the bus icon
40. 40.💡 Which is a problem statement? (a) “Make it fast” (b) “Kids forget homework” (c) “Add a logo” (d) “Use blue buttons”

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