Understanding Computer Systems Quiz
Quiz
•
Computers
•
12th Grade
•
Practice Problem
•
Medium
Deanna Barnes
Used 2+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens inside your computer when a key is pressed?
The screen brightness increases
The computer shuts down
A switch closes and current flows into a chip
The battery charges faster
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a scan code in the context of keyboard inputs?
A security feature in modern keyboards
A programming language
A type of error code
A number associated with each key based on its position
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the binary data from a keyboard transmitted to a computer?
Via sound waves
Through USB or Bluetooth
Through power cables
Using light signals
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What role does the CPU play when a key is pressed?
It processes the binary data
It cools down the system
It disconnects the monitor
It powers the keyboard
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the operating system do with the scan code?
Converts it into an ASCII or Unicode character
Sends it to the printer
Stores it for future use
Deletes it immediately
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does an application like Microsoft Word use the event created by the OS?
It saves the document automatically
It sends an email
It displays the character on the screen
It shuts down the application
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final step in displaying a character on the screen after a key is pressed?
The mouse becomes inactive
The computer plays a sound
The keyboard lights up
The GPU displays the image on the monitor
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