App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 250 · 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.🔍 Which is the odd one out? (a) a spelling coach (b) a flashcard trainer (c) a cricket run chase (d) a times-table quiz
2. 2.Which of these happens at the idea stage? (a) pick the features (b) talk to possible users (c) connect the data (d) write the store text
3. 3.Which of these is true of an app? (a) needs no installing (b) opens in a web browser (c) updates from the store (d) has a web address
4. 4.🗒️ Version 1 of a water reminder must be ready in 9 days. How many days are left for extras after the must-haves?
   set a reminder time: 1 days
   log a glass of water: 1 days
   see today’s total: 4 days
5. 5.🧩 How many buttons does this app screen have?
   [title] Add Homework
   [button] Next
   [text box] Subject
   [switch] Dark mode
   [button] Help
   [button] Done
6. 6.⚙️ In an app, is a result on screen an input, processing or an output? (a) input (b) output (c) processing
7. 7.True or false: you spot a problem to solve at the idea stage. (a) True (b) False
8. 8.🔍 Which is the odd one out? (a) write down the bugs (b) let friends try it (c) put it on an app store (d) try every button
9. 9.🎯 Who are the users of an app? (a) the app icons (b) only the coders (c) only the testers (d) the people who use it
10. 10.🔔 What is a message an app shows on your lock screen called? (a) a wireframe (b) a web address (c) a variable (d) a notification
11. 11.🔍 Which is the odd one out? (a) a word battle (b) a puzzle with levels (c) a sleep tracker (d) a racing challenge
12. 12.True or false: a water reminder is the best fit for a grandparent with weak eyesight. (a) False (b) True
13. 13.Which of these is an input? (a) sorting the scores (b) a pop-up message (c) adding up a bill (d) typing your age
14. 14.🎯 What is a user need? (a) a colour theme (b) a problem a user has (c) a type of button (d) a phone setting
15. 15.🔢 After an app is released, what comes right after “test it again”? (a) release an update (b) list what to fix (c) read user reviews (d) fix and improve
16. 16.💡 How can you check that people really have the problem? (a) ask possible users (b) pick a colour (c) copy another app (d) just guess
17. 17.🗒️ Version 1 of a pocket-money tracker must be ready in 9 days. How many days are left for extras after the must-haves?
    add money received: 1 days
    add money spent: 4 days
    show the balance: 2 days
18. 18.🗂️ What kind of app is a puzzle with levels? (a) a learning app (b) a health app (c) a tool app (d) a game
19. 19.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [button] Send
    [switch] Remind me
    [text box] City
    [slider] Volume
    [button] Start
20. 20.⚙️ In an app, is a pop-up message an input, processing or an output? (a) processing (b) input (c) output
21. 21.⚙️ In an app, is tapping a button an input, processing or an output? (a) output (b) input (c) processing
22. 22.📱 Which one is installed on a phone: an app or a website? (a) an app (b) a website
23. 23.🧩 Scores, notes and settings that an app keeps are called ___. (a) buttons (b) tabs (c) screens (d) data
24. 24.True or false: a box to type a name is an input. (a) True (b) False
25. 25.⚙️ What number does this app show?
    let km = 7; // typed by the user
    let metres = km * 1000;
    show(metres);
26. 26.💡 Does an app idea like an app that just says hi solve a real problem? (a) No (b) Yes
27. 27.🔢 When you make an app, which comes first: “release it” or “plan the screens”? (a) plan the screens (b) release it
28. 28.🎯 Which app would help this user most: a student who often misses the school bus? (a) a bus tracker (b) a water reminder (c) a recipe finder (d) a pocket-money tracker
29. 29.True or false: a recipe finder is the best fit for a cook with no idea for dinner. (a) False (b) True
30. 30.True or false: today’s step count is an input. (a) False (b) True
31. 31.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) add money spent (b) pie-chart colours (c) show the balance (d) add money received
32. 32.🗒️ What is a must-have feature? (a) a nice extra (b) one the app cannot skip (c) a sound effect (d) a colour theme
33. 33.🔍 Which is the odd one out? (a) a torch (b) a times-table quiz (c) an alarm clock (d) a calculator
34. 34.⚙️ What number does this app show?
    let bill = 114; // typed by the user
    let friends = 2; // typed by the user
    let share = bill / friends;
    show(share);
35. 35.👥 A cricket club app has 260 players, 90 coaches and 120 fans as users. How many more players than fans are there?
36. 36.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Edit Profile
    [button] Done
    [slider] Brightness
    [text box] Name
    [text box] Due date
    [text box] City
    [button] Help
    [switch] Remind me
37. 37.🔍 Which is the odd one out? (a) write down the bugs (b) try every button (c) let friends try it (d) share the download link
38. 38.🔍 Which is the odd one out? (a) adding up a bill (b) tapping a button (c) speaking a command (d) taking a photo
39. 39.Which of these is an output? (a) a beep sound (b) speaking a command (c) taking a photo (d) tapping a button
40. 40.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) pick your bus stop (b) see where the bus is (c) a dark mode (d) show arrival time

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