App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 481 · 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.💡 Does an app idea like a library due-date alert solve a real problem? (a) Yes (b) No
2. 2.True or false: your saved notes is an input. (a) False (b) True
3. 3.🧩 Which input is best for typing your name? (a) a switch (b) a slider (c) a text box (d) a picture
4. 4.🧩 Which input is best for turning something ON or OFF? (a) a title (b) a slider (c) a switch (d) a text box
5. 5.⚙️ In an app, is sorting the scores an input, processing or an output? (a) processing (b) output (c) input
6. 6.Which of these is a feature? (a) “I keep missing the bus” (b) “What should I cook?” (c) “Small text is hard” (d) a reminder alarm
7. 7.⚙️ What number does this app show?
   let bill = 316; // typed by the user
   let friends = 4; // typed by the user
   let share = bill / friends;
   show(share);
8. 8.True or false: the settings page is data. (a) True (b) False
9. 9.🗒️ Version 1 of a pocket-money tracker must be ready in 11 days. How many days are left for extras after the must-haves?
   add money received: 4 days
   add money spent: 4 days
   show the balance: 3 days
10. 10.Which of these is processing? (a) a buzz (vibration) (b) a result on screen (c) speaking a command (d) checking a password
11. 11.🧩 Which of these is a button on this screen?
    [title] Order Snacks
    [button] Start
    [text box] Due date
    [switch] Dark mode
    [button] Save
    [text box] Notes (a) Notes (b) Dark mode (c) Due date (d) Start
12. 12.True or false: you write down the bugs at the test stage. (a) True (b) False
13. 13.True or false: a bill splitter solves a real problem. (a) True (b) False
14. 14.🗒️ Version 1 of a bus tracker must be ready in 16 days. How many days are left for extras after the must-haves?
    see where the bus is: 1 days
    show arrival time: 4 days
    pick your bus stop: 5 days
15. 15.True or false: a website is installed on a phone. (a) False (b) True
16. 16.💡 Which app idea solves this problem: the library is always full? (a) a homework planner (b) a medicine reminder (c) a study-room finder (d) a lost-and-found board
17. 17.Which of these happens at the plan stage? (a) list what users need (b) draw the user flow (c) put it on an app store (d) add the buttons
18. 18.Which of these is a button? (a) a date picker (b) tap to Send (c) your saved notes (d) your high score
19. 19.🔢 After an app is released, which comes FIRST? (a) test it again (b) fix and improve (c) list what to fix (d) read user reviews
20. 20.True or false: a page of random dots solves no real problem. (a) False (b) True
21. 21.⚙️ In an app, is a pop-up message an input, processing or an output? (a) output (b) processing (c) input
22. 22.Which of these is true of an app? (a) comes from an app store (b) needs no installing (c) has a web address (d) opens in a web browser
23. 23.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) change the bus icon (b) see where the bus is (c) show arrival time (d) pick your bus stop
24. 24.🔍 Which is the odd one out? (a) a pop-up message (b) checking a password (c) a result on screen (d) a buzz (vibration)
25. 25.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) an avatar shop (b) confetti effects (c) show the score (d) background music
26. 26.True or false: a puzzle with levels is a learning app. (a) True (b) False
27. 27.True or false: a blank grey screen solves no real problem. (a) True (b) False
28. 28.🗒️ Version 1 of a quiz app must be ready in 11 days. How many days are left for extras after the must-haves?
    show a question: 3 days
    check the answer: 2 days
    show the score: 5 days
29. 29.True or false: working out a tip is an output. (a) True (b) False
30. 30.👥 A school app has 135 students, 195 teachers and 55 parents as users. Which user group is the biggest? (a) teachers (b) parents (c) students
31. 31.⚙️ What number does this app show?
    let bill = 108; // typed by the user
    let friends = 2; // typed by the user
    let share = bill / friends;
    show(share);
32. 32.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Order Snacks
    [text box] Name
    [button] Cancel
    [text box] Age
    [button] Start
    [button] Help
    [text box] Email
33. 33.👥 A school app has 175 students, 90 teachers and 180 parents as users. How many more students than teachers are there?
34. 34.🔍 Which is the odd one out? (a) tapping a button (b) typing your age (c) speaking a command (d) a result on screen
35. 35.Which of these happens at the test stage? (a) add the buttons (b) spot a problem to solve (c) let friends try it (d) share the download link
36. 36.Which of these is an output? (a) taking a photo (b) adding up a bill (c) a pop-up message (d) speaking a command
37. 37.📴 Which of these can often still work with no internet? (a) an online search (b) a new website (c) an installed app (d) a video call
38. 38.Which of these is a user need? (a) a share button (b) a search bar (c) “I keep missing the bus” (d) a reminder alarm
39. 39.True or false: you sketch the screens at the idea stage. (a) False (b) True
40. 40.⚙️ What number does this app show?
    let price = 220; // typed by the user
    let off = 30; // typed by the user
    let pay = price - off;
    show(pay);

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