App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 183 · 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.🧩 In an app, what is the home page of an app? (a) data (b) a button (c) a screen (d) an input
2. 2.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] New Note
   [button] Start
   [button] Save
   [text box] Email
   [button] Send
3. 3.True or false: you write down the bugs at the release stage. (a) True (b) False
4. 4.🛠️ At which stage do you write the store text? (a) the test stage (b) the plan stage (c) the build stage (d) the release stage
5. 5.🎯 Which app would help this user most: a gamer who forgets to drink? (a) a homework planner (b) a recipe finder (c) a water reminder (d) a bus tracker
6. 6.💡 Does an app idea like a page of random dots solve a real problem? (a) Yes (b) No
7. 7.True or false: working out a tip is processing. (a) True (b) False
8. 8.True or false: a date picker is a button. (a) False (b) True
9. 9.🗒️ Version 1 of a bus tracker must be ready in 11 days. How many days are left for extras after the must-haves?
   see where the bus is: 3 days
   show arrival time: 2 days
   pick your bus stop: 5 days
10. 10.👥 A school app has 290 students, 85 teachers and 175 parents as users. Which user group is the biggest? (a) students (b) teachers (c) parents
11. 11.📱 Which one has a web address: an app or a website? (a) a website (b) an app
12. 12.Which of these is an input? (a) adding up a bill (b) a buzz (vibration) (c) checking a password (d) tapping a button
13. 13.📱 Where do people usually download phone apps from? (a) a printer (b) a charger (c) a web server (d) an app store
14. 14.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [button] Cancel
    [button] Send
    [slider] Volume
    [text box] Email
    [button] Help
    [text box] City
15. 15.📱 Which one opens from a link: an app or a website? (a) an app (b) a website
16. 16.🗒️ When should nice-to-have features be built? (a) after the must-haves (b) before anything (c) never (d) on day one
17. 17.True or false: tap to Start is a button. (a) True (b) False
18. 18.👥 A school app has 235 students, 140 teachers and 50 parents as users. Which user group is the biggest? (a) teachers (b) students (c) parents
19. 19.📊 Survey: which problem bugs you most? How many students voted in all?
    missing the bus: 7 votes
    wasting pocket money: 16 votes
    forgetting homework: 9 votes
20. 20.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] New Note
    [slider] Brightness
    [text box] Subject
    [button] Cancel
    [button] Next
    [button] Save
21. 21.Which of these is true of an app? (a) needs no installing (b) has a web address (c) has a home-screen icon (d) opens in a web browser
22. 22.🧩 In an app, what is a box to type a name? (a) a button (b) a screen (c) data (d) an input
23. 23.📱 Which one opens in a web browser: an app or a website? (a) a website (b) an app
24. 24.Which of these is a screen? (a) a switch for dark mode (b) a date picker (c) the settings page (d) tap to Send
25. 25.Which of these app ideas solves no real problem? (a) a library due-date alert (b) a page of random dots (c) a bill splitter (d) a lost-and-found board
26. 26.💡 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 medicine reminder
27. 27.👥 A clinic app has 300 patients, 70 doctors and 135 nurses as users. How many users does it have in all?
28. 28.⚙️ What number does this app show?
    let bill = 171; // typed by the user
    let friends = 3; // typed by the user
    let share = bill / friends;
    show(share);
29. 29.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 390; // typed by the user
    line 2: let off = 50; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 3 (b) line 4 (c) line 1 (d) line 2
30. 30.True or false: a medicine reminder solves a real problem. (a) False (b) True
31. 31.🧩 Which input is best for turning something ON or OFF? (a) a slider (b) a switch (c) a title (d) a text box
32. 32.⚙️ What number does this app show?
    let bill = 146; // typed by the user
    let friends = 2; // typed by the user
    let share = bill / friends;
    show(share);
33. 33.Which of these happens at the build stage? (a) list what users need (b) spot a problem to solve (c) connect the data (d) sketch the screens
34. 34.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [text box] Name
    [button] Next
    [text box] Phone
    [button] Cancel
    [text box] City
35. 35.True or false: a times-table quiz is a learning app. (a) True (b) False
36. 36.🎯 A short made-up profile of a typical user is called a ___. (a) password (b) persona (c) pixel (d) protocol
37. 37.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 470; // typed by the user
    line 2: let off = 40; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 1 (b) line 3 (c) line 4 (d) line 2
38. 38.⚙️ In an app, is taking a photo an input, processing or an output? (a) input (b) output (c) processing
39. 39.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) savings stickers (b) export to a file (c) pie-chart colours (d) add money received
40. 40.🧩 How many buttons does this app screen have?
    [title] New Note
    [switch] Remind me
    [slider] Volume
    [button] Back
    [text box] Due date

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