App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 711 · 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.📊 Survey: which problem bugs you most? How many students voted in all?
   forgetting homework: 13 votes
   missing the bus: 20 votes
   no quiet study place: 22 votes
2. 2.📅 An app team plans for 3 days, builds for 6 days, tests for 1 days and releases on 1 more day. How many more days does building take than testing?
3. 3.👥 A cricket club app has 265 players, 85 coaches and 290 fans as users. Which user group is the biggest? (a) players (b) fans (c) coaches
4. 4.🧩 Which of these is a button on this screen?
   [title] Sign Up
   [text box] Name
   [text box] Email
   [text box] City
   [button] Cancel
   [button] Done
   [button] Back (a) Name (b) Email (c) City (d) Cancel
5. 5.🔔 What is a message an app shows on your lock screen called? (a) a variable (b) a wireframe (c) a web address (d) a notification
6. 6.📊 Survey: which problem bugs you most? Which problem should your app solve first?
   no quiet study place: 17 votes
   losing water bottles: 19 votes
   missing the bus: 25 votes (a) no quiet study place (b) losing water bottles (c) missing the bus
7. 7.🗂️ What kind of app is a torch? (a) a learning app (b) a health app (c) a tool app (d) a game
8. 8.🧩 Which of these is a button on this screen?
   [title] Order Snacks
   [text box] City
   [text box] Subject
   [text box] Due date
   [button] Cancel (a) Cancel (b) Due date (c) City (d) Subject
9. 9.🗒️ 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) water animations (d) log a glass of water
10. 10.💡 Which app idea solves this problem: projects pile up at once? (a) a bill splitter (b) a study-room finder (c) a homework planner (d) a lost-and-found board
11. 11.True or false: a library due-date alert solves a real problem. (a) False (b) True
12. 12.🧩 Which input is best for typing your name? (a) a picture (b) a switch (c) a slider (d) a text box
13. 13.🗒️ Version 1 of a homework planner must be ready in 11 days. How many days are left for extras after the must-haves?
    add a homework task: 1 days
    set a due date: 2 days
    see tasks by day: 4 days
14. 14.⚙️ Which line does the processing (works out the answer)?
    line 1: let km = 2; // typed by the user
    line 2: let metres = km * 1000;
    line 3: show(metres); (a) line 1 (b) line 3 (c) line 2
15. 15.🧩 Which part lets the user give the app information? (a) a title (b) a logo (c) an icon (d) an input
16. 16.💡 Which app idea solves this problem: friends argue over who pays? (a) a study-room finder (b) a bill splitter (c) a medicine reminder (d) a homework planner
17. 17.👥 A clinic app has 125 patients, 75 doctors and 115 nurses as users. Which user group is the biggest? (a) nurses (b) doctors (c) patients
18. 18.Which of these is an input? (a) the settings page (b) a switch for dark mode (c) your saved notes (d) tap to Send
19. 19.🗒️ When should nice-to-have features be built? (a) never (b) on day one (c) after the must-haves (d) before anything
20. 20.🛠️ At which stage do you put it on an app store? (a) the test stage (b) the build stage (c) the release stage (d) the plan stage
21. 21.🗒️ Version 1 of a quiz app must be ready in 8 days. How many days are left for extras after the must-haves?
    show a question: 1 days
    check the answer: 1 days
    show the score: 5 days
22. 22.⚙️ In an app, is a beep sound an input, processing or an output? (a) input (b) output (c) processing
23. 23.👥 A clinic app has 105 patients, 225 doctors and 45 nurses as users. How many users does it have in all?
24. 24.True or false: a flashcard trainer is a health app. (a) True (b) False
25. 25.📅 An app team plans for 4 days, builds for 9 days, tests for 3 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
26. 26.Which of these happens at the idea stage? (a) connect the data (b) write down the bugs (c) draw the user flow (d) spot a problem to solve
27. 27.🗒️ Version 1 of a bus tracker must be ready in 9 days. How many days are left for extras after the must-haves?
    see where the bus is: 2 days
    show arrival time: 1 days
    pick your bus stop: 3 days
28. 28.🔍 Which is the odd one out? (a) a word battle (b) a puzzle with levels (c) a racing challenge (d) a unit converter
29. 29.🎯 What is the best first step to learn what users need? (a) ask and watch users (b) guess on your own (c) write the code (d) pick the colours
30. 30.🧩 What do we call one full page of an app? (a) a variable (b) a battery (c) a screen (d) a cable
31. 31.🔍 Which is the odd one out? (a) taking a photo (b) sorting the scores (c) speaking a command (d) tapping a button
32. 32.Which of these is true of a website? (a) comes from an app store (b) is installed on a phone (c) has a home-screen icon (d) opens in a web browser
33. 33.Which of these is true of an app? (a) opens from a link (b) opens in a web browser (c) needs no installing (d) has a home-screen icon
34. 34.📱 Which one opens in a web browser: an app or a website? (a) a website (b) an app
35. 35.🗒️ Why keep version 1 small? (a) to confuse users (b) to use up storage (c) to learn from users soon (d) to look bigger
36. 36.🎯 An app for “everyone” with no clear user usually ___. (a) helps nobody well (b) needs no testing (c) is easy to build (d) wins every prize
37. 37.⚙️ What number does this app show?
    let price = 40; // typed by the user
    let qty = 2; // typed by the user
    let total = price * qty;
    show(total);
38. 38.⚙️ In an app, is taking a photo an input, processing or an output? (a) processing (b) input (c) output
39. 39.True or false: you share the download link at the idea stage. (a) False (b) True
40. 40.🧩 How many buttons does this app screen have?
    [title] Sign Up
    [text box] Phone
    [button] Next
    [text box] Email

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