App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 778 · 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.🗒️ Version 1 of a bus tracker must be ready in 7 days. How many days are left for extras after the must-haves?
   see where the bus is: 1 days
   show arrival time: 2 days
   pick your bus stop: 3 days
2. 2.🗂️ What kind of app is a step counter? (a) a health app (b) a game (c) a tool app (d) a learning app
3. 3.⚙️ Which line does the processing (works out the answer)?
   line 1: let price = 80; // typed by the user
   line 2: let qty = 2; // 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
4. 4.🧩 Which of these is a button on this screen?
   [title] New Note
   [button] Start
   [text box] City
   [button] Save
   [button] Back
   [slider] Volume (a) Back (b) City (c) Volume
5. 5.💡 After a survey, which need should version 1 solve? (a) a random need (b) the newest trend (c) the rarest need (d) the most common need
6. 6.🔍 Which is the odd one out? (a) try every button (b) let friends try it (c) pick the features (d) write down the bugs
7. 7.📊 Survey: which problem bugs you most? How many students voted in all?
   wasting pocket money: 24 votes
   no quiet study place: 13 votes
   losing water bottles: 9 votes
8. 8.👥 A clinic app has 85 patients, 265 doctors and 135 nurses as users. How many more doctors than nurses are there?
9. 9.Which of these is true of a website? (a) opens from a link (b) has a home-screen icon (c) updates from the store (d) comes from an app store
10. 10.🔍 Which is the odd one out? (a) speaking a command (b) checking a password (c) working out a tip (d) adding up a bill
11. 11.🔍 Which is the odd one out? (a) working out a tip (b) adding up a bill (c) sorting the scores (d) a result on screen
12. 12.📱 Which one is installed on a phone: an app or a website? (a) an app (b) a website
13. 13.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) show the balance (b) savings stickers (c) add money received (d) add money spent
14. 14.🗒️ 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) pick your bus stop
15. 15.True or false: a puzzle with levels is a game. (a) False (b) True
16. 16.Which of these is a feature? (a) a share button (b) “What should I cook?” (c) “I keep missing the bus” (d) “Small text is hard”
17. 17.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Edit Profile
    [button] Start
    [text box] Age
    [switch] Remind me
    [slider] Text size
    [text box] Due date
    [text box] Subject
18. 18.🔢 When you make an app, which comes first: “release it” or “get an idea”? (a) release it (b) get an idea
19. 19.📅 An app team plans for 5 days, builds for 6 days, tests for 2 days and releases on 1 more day. How many more days does building take than testing?
20. 20.📴 Which of these can often still work with no internet? (a) a video call (b) a new website (c) an installed app (d) an online search
21. 21.📊 Survey: which problem bugs you most? How many students voted in all?
    no quiet study place: 6 votes
    forgetting birthdays: 20 votes
    missing the bus: 11 votes
22. 22.📊 Survey: which problem bugs you most? How many students voted in all?
    forgetting birthdays: 8 votes
    missing the bus: 3 votes
    forgetting homework: 12 votes
23. 23.🎯 Which app would help this user most: a pupil juggling five projects? (a) a homework planner (b) a big-text reader (c) a water reminder (d) a bus tracker
24. 24.True or false: a bus tracker is the best fit for a cook with no idea for dinner. (a) True (b) False
25. 25.🗒️ What is a must-have feature? (a) one the app cannot skip (b) a sound effect (c) a colour theme (d) a nice extra
26. 26.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) change the bus icon (b) rate the driver (c) a dark mode (d) show arrival time
27. 27.🗒️ Version 1 of a quiz app must be ready in 13 days. How many days are left for extras after the must-haves?
    show a question: 2 days
    check the answer: 2 days
    show the score: 3 days
28. 28.🧩 How many buttons does this app screen have?
    [title] New Note
    [slider] Brightness
    [text box] City
    [switch] Sound
    [text box] Name
    [button] Cancel
    [text box] Phone
    [button] Send
29. 29.True or false: tap to go Next is a screen. (a) False (b) True
30. 30.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting homework: 10 votes
    wasting pocket money: 17 votes
    forgetting birthdays: 6 votes (a) forgetting birthdays (b) wasting pocket money (c) forgetting homework
31. 31.True or false: a unit converter is a tool app. (a) False (b) True
32. 32.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) add money received (b) pie-chart colours (c) export to a file (d) savings stickers
33. 33.⚙️ What number does this app show?
    let price = 420; // typed by the user
    let off = 10; // typed by the user
    let pay = price - off;
    show(pay);
34. 34.🔍 Which is the odd one out? (a) a step counter (b) a sleep tracker (c) a racing challenge (d) a water reminder
35. 35.💡 A good app idea starts with ___. (a) many colours (b) a problem to solve (c) a long name (d) a cool logo
36. 36.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 65; // typed by the user
    line 2: let qty = 6; // typed by the user
    line 3: let total = price * qty;
    line 4: show(total); (a) line 4 (b) line 2 (c) line 1 (d) line 3
37. 37.🛠️ At which stage do you list what users need? (a) the release stage (b) the test stage (c) the build stage (d) the idea stage
38. 38.🧩 In an app, what is tap to Save? (a) a screen (b) data (c) a button (d) an input
39. 39.⚙️ What number does this app show?
    let price = 20; // typed by the user
    let qty = 3; // typed by the user
    let total = price * qty;
    show(total);
40. 40.💡 Does an app idea like a lost-and-found board solve a real problem? (a) Yes (b) No

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