✨ Emmy J Code
Mastery Test · Lesson 10
Keyboard and Mouse Foundations
Choose one answer for each question. You need 80% or higher.
1. What is the keyboard used for?
Only video
Only storage
Entering text, numbers, symbols and commands
Only sound
2. What does Enter commonly do?
Turns off power
Confirms or creates a new line
Deletes everything
Opens BIOS
3. What does Backspace do in many text fields?
Removes characters to the left
Opens settings
Prints
Scrolls
4. What does Shift do?
Deletes files
Opens a browser
Turns off Wi-Fi
Temporarily changes a key's output
5. What is Caps Lock for?
Moving windows
Opening folders
Toggling uppercase behavior for letters
Saving files
6. What is a modifier key?
A monitor
A key used with other keys for commands
A storage drive
A cable
7. What does right-click commonly open?
A context menu
Shutdown only
BIOS
Recycle bin
8. Why should accuracy come before speed?
Speed is always enough
Accuracy is irrelevant
Fast typing fixes all errors
Control and accuracy build reliable skill
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