App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 505 · 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.🗒️ A to-do app with no “add a task” feature is ___. (a) ready to release (b) well planned (c) a nice extra (d) missing a must-have
2. 2.💡 Which app idea solves this problem: a team shares one snack bill? (a) a bill splitter (b) a medicine reminder (c) a lost-and-found board (d) a study-room finder
3. 3.🔍 Which is the odd one out? (a) typing your age (b) a pop-up message (c) a buzz (vibration) (d) a result on screen
4. 4.True or false: a website comes from an app store. (a) False (b) True
5. 5.Which of these app ideas solves no real problem? (a) a free study-room finder (b) a bill splitter (c) a medicine reminder (d) a button with no action
6. 6.🔔 What is a message an app shows on your lock screen called? (a) a variable (b) a web address (c) a notification (d) a wireframe
7. 7.🛠️ At which stage do you talk to possible users? (a) the build stage (b) the idea stage (c) the plan stage (d) the test stage
8. 8.🔍 Which is the odd one out? (a) a unit converter (b) a torch (c) a cricket run chase (d) a calculator
9. 9.🎯 Is this a user need or a feature: “Small text is hard”? (a) a user need (b) a feature
10. 10.📊 Survey: which problem bugs you most? How many more votes did “wasting pocket money” get than “forgetting birthdays”?
    wasting pocket money: 24 votes
    forgetting birthdays: 9 votes
    losing water bottles: 23 votes
11. 11.True or false: taking a photo is an output. (a) True (b) False
12. 12.⚙️ What number does this app show?
    let km = 5; // typed by the user
    let metres = km * 1000;
    show(metres);
13. 13.👥 A cricket club app has 245 players, 115 coaches and 145 fans as users. Which user group is the biggest? (a) fans (b) coaches (c) players
14. 14.True or false: a homework planner is the best fit for a pupil juggling five projects. (a) False (b) True
15. 15.👥 A cricket club app has 95 players, 55 coaches and 275 fans as users. Which user group is the biggest? (a) players (b) coaches (c) fans
16. 16.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Order Snacks
    [text box] Subject
    [button] Send
    [slider] Volume
    [text box] Phone
17. 17.Which of these is an input? (a) checking a password (b) a buzz (vibration) (c) a result on screen (d) typing your age
18. 18.True or false: a flashcard trainer is a tool app. (a) False (b) True
19. 19.True or false: the settings page is data. (a) True (b) False
20. 20.True or false: a bus tracker is the best fit for a parent waiting at the bus stop. (a) True (b) False
21. 21.📱 Which one is installed on a phone: an app or a website? (a) an app (b) a website
22. 22.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [text box] Notes
    [button] Save
    [text box] Name
    [switch] Remind me
23. 23.True or false: a library due-date alert solves a real problem. (a) False (b) True
24. 24.🧩 Which of these is a button on this screen?
    [title] Edit Profile
    [text box] Notes
    [slider] Volume
    [text box] Phone
    [text box] Due date
    [button] Done (a) Notes (b) Done (c) Phone (d) Due date
25. 25.📅 An app team plans for 4 days, builds for 8 days, tests for 3 days and releases on 1 more day. How many more days does building take than testing?
26. 26.🧩 What do we call one full page of an app? (a) a screen (b) a battery (c) a cable (d) a variable
27. 27.💡 Does an app idea like a page of random dots solve a real problem? (a) No (b) Yes
28. 28.Which of these is an input? (a) a result on screen (b) sorting the scores (c) adding up a bill (d) taking a photo
29. 29.🧩 How many buttons does this app screen have?
    [title] Sign Up
    [switch] Sound
    [button] Start
    [text box] Phone
    [text box] Due date
30. 30.Which of these happens at the build stage? (a) write the store text (b) share the download link (c) list what users need (d) connect the data
31. 31.Which of these is true of an app? (a) needs no installing (b) has a home-screen icon (c) opens from a link (d) has a web address
32. 32.👥 A library app has 30 readers, 260 librarians and 75 volunteers as users. How many more librarians than volunteers are there?
33. 33.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [slider] Text size
    [text box] Phone
    [text box] Name
    [button] Done
    [text box] Subject
34. 34.True or false: you try every button at the test stage. (a) True (b) False
35. 35.📲 What happens when you tap an app’s icon? (a) the app opens (b) the app is deleted (c) the sound turns off (d) the phone charges
36. 36.🎯 Why learn about users before you build? (a) to slow it down (b) to pick a logo (c) to make it longer (d) to build what they need
37. 37.⚙️ What number does this app show?
    let price = 100; // typed by the user
    let qty = 2; // typed by the user
    let total = price * qty;
    show(total);
38. 38.🧩 How many buttons does this app screen have?
    [title] New Note
    [text box] Age
    [button] Save
    [button] Help
    [switch] Dark mode
39. 39.True or false: taking a photo is an input. (a) False (b) True
40. 40.True or false: a lost-and-found board solves no real problem. (a) True (b) False

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