App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 226 · 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: the log-in page is data. (a) False (b) True
2. 2.🔍 Which is the odd one out? (a) typing your age (b) speaking a command (c) adding up a bill (d) taking a photo
3. 3.⚙️ What number does this app show?
   let km = 10; // typed by the user
   let metres = km * 1000;
   show(metres);
4. 4.Which of these is a user need? (a) a reminder alarm (b) a dark mode switch (c) “I forget my homework” (d) a search bar
5. 5.🗂️ What kind of app is a cricket run chase? (a) a game (b) a tool app (c) a health app (d) a learning app
6. 6.True or false: a beep sound is an input. (a) True (b) False
7. 7.🧩 How many buttons does this app screen have?
   [title] Order Snacks
   [button] Back
   [button] Help
   [slider] Volume
   [button] Save
   [text box] City
8. 8.🔢 When you make an app, which comes first: “get an idea” or “release it”? (a) release it (b) get an idea
9. 9.🗒️ In MVP, the M stands for ___. (a) mobile (b) maximum (c) music (d) minimum
10. 10.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 70; // typed by the user
    line 2: let friends = 2; // typed by the user
    line 3: let share = bill / friends;
    line 4: show(share); (a) line 3 (b) line 1 (c) line 4 (d) line 2
11. 11.True or false: a bus tracker is the best fit for a pupil juggling five projects. (a) False (b) True
12. 12.📱 Which one comes from an app store: an app or a website? (a) a website (b) an app
13. 13.True or false: a free study-room finder solves no real problem. (a) True (b) False
14. 14.🧩 How many buttons does this app screen have?
    [title] Edit Profile
    [button] Done
    [button] Next
    [slider] Brightness
    [text box] Due date
    [text box] Name
15. 15.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Edit Profile
    [button] Save
    [switch] Remind me
    [text box] Notes
16. 16.📊 Survey: which problem bugs you most? How many students voted in all?
    wasting pocket money: 19 votes
    losing water bottles: 22 votes
    no quiet study place: 8 votes
17. 17.Which of these is true of an app? (a) has a web address (b) opens from a link (c) opens in a web browser (d) is installed on a phone
18. 18.🎯 Is this a user need or a feature: a share button? (a) a user need (b) a feature
19. 19.🧩 How many buttons does this app screen have?
    [title] Add Homework
    [text box] Age
    [button] Cancel
20. 20.📊 Survey: which problem bugs you most? How many more votes did “no quiet study place” get than “wasting pocket money”?
    no quiet study place: 7 votes
    wasting pocket money: 5 votes
    losing water bottles: 6 votes
21. 21.🧩 How many buttons does this app screen have?
    [title] Sign Up
    [slider] Volume
    [text box] Email
    [text box] City
    [button] Start
22. 22.🧩 How many buttons does this app screen have?
    [title] New Note
    [switch] Remind me
    [slider] Brightness
    [button] Back
    [text box] Age
    [button] Save
23. 23.🧩 In an app, what is a date picker? (a) a button (b) data (c) a screen (d) an input
24. 24.🛠️ At which stage do you draw the user flow? (a) the build stage (b) the release stage (c) the idea stage (d) the plan stage
25. 25.True or false: a water reminder is the best fit for a parent waiting at the bus stop. (a) True (b) False
26. 26.🔍 Which is the odd one out? (a) let friends try it (b) try every button (c) write down the bugs (d) write the code
27. 27.🧩 What does a button do when you tap it? (a) changes the phone (b) saves the battery (c) starts an action (d) shows the time
28. 28.🧩 Scores, notes and settings that an app keeps are called ___. (a) screens (b) data (c) buttons (d) tabs
29. 29.🧩 Which of these is a button on this screen?
    [title] Order Snacks
    [text box] Subject
    [button] Help
    [slider] Brightness
    [text box] Age (a) Age (b) Brightness (c) Help (d) Subject
30. 30.True or false: a blank grey screen solves a real problem. (a) False (b) True
31. 31.⚙️ In an app, is a pop-up message an input, processing or an output? (a) processing (b) input (c) output
32. 32.📱 Which one has a web address: an app or a website? (a) a website (b) an app
33. 33.👥 A school app has 220 students, 300 teachers and 215 parents as users. How many more teachers than parents are there?
34. 34.🗒️ 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: 4 days
    show arrival time: 3 days
    pick your bus stop: 5 days
35. 35.True or false: you share the download link at the release stage. (a) True (b) False
36. 36.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 55; // typed by the user
    line 2: let friends = 5; // typed by the user
    line 3: let share = bill / friends;
    line 4: show(share); (a) line 1 (b) line 3 (c) line 4 (d) line 2
37. 37.🔍 Which is the odd one out? (a) a pop-up message (b) a result on screen (c) sorting the scores (d) a beep sound
38. 38.🗒️ The first small, working version of an app is often called an ___. (a) FAQ (b) URL (c) MVP (d) CPU
39. 39.📱 Which one updates from the store: an app or a website? (a) an app (b) a website
40. 40.Which of these is a screen? (a) your friends list (b) tap to go Next (c) the settings page (d) a switch for dark mode

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