App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 3 · 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, is working out a tip an input, processing or an output? (a) output (b) input (c) processing
2. 2.🗂️ What kind of app is a puzzle with levels? (a) a tool app (b) a learning app (c) a health app (d) a game
3. 3.🗒️ Version 1 of a quiz app must be ready in 10 days. How many days are left for extras after the must-haves?
   show a question: 4 days
   check the answer: 1 days
   show the score: 5 days
4. 4.Which of these is an input? (a) tap to Send (b) tap to Start (c) the home page of an app (d) a date picker
5. 5.🧩 Which of these is a button on this screen?
   [title] Sign Up
   [text box] Age
   [text box] City
   [button] Back
   [button] Save
   [text box] Name
   [button] Start (a) City (b) Age (c) Save (d) Name
6. 6.💡 An app that tries to do everything at once is usually ___. (a) finished fast (b) very small (c) easy to build (d) hard to use
7. 7.🔢 After an app is released, which comes first: “release an update” or “read user reviews”? (a) release an update (b) read user reviews
8. 8.🎯 Which app would help this user most: a grandparent with weak eyesight? (a) a bus tracker (b) a homework planner (c) a recipe finder (d) a big-text reader
9. 9.Which of these is true of a website? (a) updates from the store (b) has a web address (c) has a home-screen icon (d) comes from an app store
10. 10.True or false: the log-in page is a screen. (a) False (b) True
11. 11.🧩 What do we call one full page of an app? (a) a screen (b) a cable (c) a battery (d) a variable
12. 12.Which of these is true of a website? (a) has a home-screen icon (b) is installed on a phone (c) comes from an app store (d) opens in a web browser
13. 13.🧩 In an app, what is tap to go Next? (a) a button (b) an input (c) a screen (d) data
14. 14.🎯 Who are the users of an app? (a) the people who use it (b) only the testers (c) the app icons (d) only the coders
15. 15.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) share your streak (b) custom alert sounds (c) see today’s total (d) water animations
16. 16.📱 Where do people usually download phone apps from? (a) a charger (b) a web server (c) an app store (d) a printer
17. 17.True or false: a library due-date alert solves no real problem. (a) True (b) False
18. 18.🔍 Which is the odd one out? (a) let friends try it (b) put it on an app store (c) write down the bugs (d) try every button
19. 19.🗒️ What is a must-have feature? (a) a nice extra (b) one the app cannot skip (c) a colour theme (d) a sound effect
20. 20.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) background music (b) confetti effects (c) an avatar shop (d) show the score
21. 21.📅 An app team plans for 5 days, builds for 10 days, tests for 2 days and releases on 1 more day. How many days does the whole project take?
22. 22.💡 Does an app idea like a button with no action solve a real problem? (a) Yes (b) No
23. 23.🧩 How many buttons does this app screen have?
    [title] Settings
    [button] Next
    [button] Send
    [text box] Phone
    [button] Start
    [switch] Remind me
    [text box] Due date
    [text box] Name
24. 24.💡 Does an app idea like a medicine reminder solve a real problem? (a) No (b) Yes
25. 25.Which of these is a feature? (a) “I keep missing the bus” (b) “Small text is hard” (c) “What should I cook?” (d) a reminder alarm
26. 26.🎯 What is the best first step to learn what users need? (a) ask and watch users (b) write the code (c) guess on your own (d) pick the colours
27. 27.🧩 How many buttons does this app screen have?
    [title] Add Homework
    [button] Cancel
    [text box] Name
28. 28.👥 A library app has 70 readers, 145 librarians and 40 volunteers as users. How many users does it have in all?
29. 29.True or false: tapping a button is an output. (a) True (b) False
30. 30.💡 Which app idea solves this problem: a patient misses doses? (a) a homework planner (b) a bill splitter (c) a medicine reminder (d) a study-room finder
31. 31.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    wasting pocket money: 14 votes
    losing water bottles: 19 votes
    forgetting birthdays: 3 votes (a) forgetting birthdays (b) wasting pocket money (c) losing water bottles
32. 32.📅 An app team plans for 2 days, builds for 7 days, tests for 2 days and releases on 1 more day. How many more days does building take than testing?
33. 33.Which of these is an input? (a) a box to type a name (b) your high score (c) the home page of an app (d) your friends list
34. 34.Which of these is a screen? (a) today’s step count (b) your saved notes (c) tap to Save (d) the game-over page
35. 35.True or false: an app needs no installing. (a) True (b) False
36. 36.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 210; // typed by the user
    line 2: let off = 20; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 4 (b) line 2 (c) line 3 (d) line 1
37. 37.🧩 Which input is best for typing your name? (a) a switch (b) a picture (c) a slider (d) a text box
38. 38.True or false: a buzz (vibration) is an output. (a) False (b) True
39. 39.🎯 Which app would help this user most: a parent waiting at the bus stop? (a) a bus tracker (b) a big-text reader (c) a recipe finder (d) a water reminder
40. 40.🎯 Is this a user need or a feature: “What should I cook?”? (a) a feature (b) a user need

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