9th Grade Computer Science Quizzes, Questions & Answers

Recent Computer Science Quizzes

Ready to tackle tech issues like a pro? Take our troubleshooting quiz to test your problem-solving skills! Each question presents a unique scenario, testing your ability to diagnose and resolve issues related to hardware,...

Questions: 60 | Attempts: 36368 | Last updated: May 15, 2025

Sample Question
You are working for a small business as a computer tech. You notice that one of the users keeps shutting her computer down by pressing the power button instead of using the shutdown process of the operating system. You inform the user that this is not a good practice because? (choose 2 options)

It can cause a component failure.

The power surges to the components can cause damage.

It might take time for the power supply to recharge.

It could damage the monitor.

Binary Number And Code Systems Quiz!

Binary Number and Code Systems Quiz!

The binary number system is a numbering system that indicates numeric values using two peculiar digits 0 and 1. Mostly all computer devices use the binary numbering system to represent electronic circuit voltage state. This quiz...

Questions: 10 | Attempts: 1725 | Last updated: Oct 15, 2025

Sample Question
What is the binary representation for 0xAC ?

10101001

10101010

10101100

11001010

11111111

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