App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 810 · 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.True or false: a unit converter is a tool app. (a) True (b) False
2. 2.🔢 When you make an app, which comes FIRST? (a) plan the screens (b) build the app (c) get an idea (d) test the app
3. 3.👥 A cricket club app has 80 players, 200 coaches and 110 fans as users. Which user group is the biggest? (a) fans (b) coaches (c) players
4. 4.👥 A cricket club app has 65 players, 245 coaches and 95 fans as users. How many more coaches than fans are there?
5. 5.📅 An app team plans for 4 days, builds for 12 days, tests for 1 days and releases on 1 more day. How many more days does building take than testing?
6. 6.🗒️ Why keep version 1 small? (a) to look bigger (b) to use up storage (c) to confuse users (d) to learn from users soon
7. 7.🔍 Which is the odd one out? (a) a torch (b) an alarm clock (c) a unit converter (d) a water reminder
8. 8.🔢 When you make an app, which comes LAST? (a) plan the screens (b) build the app (c) test the app (d) release it
9. 9.Which of these happens at the build stage? (a) list what users need (b) write the code (c) let friends try it (d) share the download link
10. 10.True or false: you write down the bugs at the plan stage. (a) True (b) False
11. 11.True or false: you list what users need at the release stage. (a) True (b) False
12. 12.🔍 Which is the odd one out? (a) taking a photo (b) speaking a command (c) a beep sound (d) typing your age
13. 13.🔢 After an app is released, which comes first: “fix and improve” or “read user reviews”? (a) read user reviews (b) fix and improve
14. 14.🗂️ What kind of app is a flashcard trainer? (a) a tool app (b) a health app (c) a game (d) a learning app
15. 15.True or false: your saved notes is data. (a) False (b) True
16. 16.🛠️ At which stage do you pick the features? (a) the release stage (b) the idea stage (c) the build stage (d) the plan stage
17. 17.📅 An app team plans for 5 days, builds for 6 days, tests for 3 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
18. 18.⚙️ What number does this app show?
    let bill = 65; // typed by the user
    let friends = 5; // typed by the user
    let share = bill / friends;
    show(share);
19. 19.🎯 What is the best first step to learn what users need? (a) write the code (b) guess on your own (c) ask and watch users (d) pick the colours
20. 20.Which of these is an input? (a) tapping a button (b) working out a tip (c) a beep sound (d) checking a password
21. 21.📱 Which one needs no installing: an app or a website? (a) a website (b) an app
22. 22.🧑 Who is an app really made for? (a) its charger (b) its coder only (c) its users (d) its icon
23. 23.True or false: a medicine reminder solves no real problem. (a) True (b) False
24. 24.🧩 How many buttons does this app screen have?
    [title] Settings
    [button] Save
    [text box] Age
    [slider] Volume
25. 25.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [text box] Due date
    [button] Back
    [text box] Phone
    [slider] Brightness
26. 26.⚙️ Which line does the processing (works out the answer)?
    line 1: let km = 8; // typed by the user
    line 2: let metres = km * 1000;
    line 3: show(metres); (a) line 2 (b) line 1 (c) line 3
27. 27.💡 Which is a problem statement? (a) “Add a logo” (b) “Use blue buttons” (c) “Kids forget homework” (d) “Make it fast”
28. 28.👥 A school app has 130 students, 205 teachers and 275 parents as users. Which user group is the biggest? (a) parents (b) students (c) teachers
29. 29.👥 A clinic app has 75 patients, 265 doctors and 280 nurses as users. Which user group is the biggest? (a) patients (b) nurses (c) doctors
30. 30.👥 A clinic app has 210 patients, 20 doctors and 230 nurses as users. How many more patients than doctors are there?
31. 31.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) see where the bus is (b) a dark mode (c) pick your bus stop (d) show arrival time
32. 32.🔍 Which is the odd one out? (a) talk to possible users (b) list what users need (c) connect the data (d) spot a problem to solve
33. 33.Which of these is an input? (a) your friends list (b) tap to go Next (c) a box to type a name (d) the log-in page
34. 34.🗒️ Version 1 of a bus tracker must be ready in 12 days. How many days are left for extras after the must-haves?
    see where the bus is: 4 days
    show arrival time: 1 days
    pick your bus stop: 5 days
35. 35.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    wasting pocket money: 9 votes
    losing water bottles: 24 votes
    forgetting birthdays: 20 votes (a) losing water bottles (b) wasting pocket money (c) forgetting birthdays
36. 36.📱 Where do people usually download phone apps from? (a) a web server (b) an app store (c) a charger (d) a printer
37. 37.True or false: a page of random dots solves a real problem. (a) True (b) False
38. 38.🗒️ Version 1 of a quiz app must be ready in 9 days. How many days are left for extras after the must-haves?
    show a question: 1 days
    check the answer: 3 days
    show the score: 2 days
39. 39.🧩 How many buttons does this app screen have?
    [title] Order Snacks
    [switch] Sound
    [button] Cancel
    [text box] Phone
    [button] Save
40. 40.🧩 How many buttons does this app screen have?
    [title] Edit Profile
    [slider] Text size
    [text box] Email
    [text box] Due date
    [button] Cancel
    [text box] Subject

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