Cyber Student Questions

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Showing: All Grades / Cyber (567 questions)

by GIANSH GUPTA KHUNDKER · Class 9

Which of the following is NOT a core function of an operating system?

Cyber Operating System Functions 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

What is the primary role of an operating system?

Cyber Operating System Functions 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

What is the "compression ratio" in data compression?

Cyber Data Compression 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

Which of the following is INCORRECT regarding Data Compression?

Cyber Data Compression 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

A text file containing a repeated sequence of characters is best compressed using which technique?

Cyber Data Compression 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

Which type of compression allows the exact original data to be reconstructed upon decompression?

Cyber Data Compression 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

What is the primary purpose of data compression?

Cyber Data Compression 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

If a computer uses 16-bit Unicode for characters, how many different characters can it represent?

Cyber Data Representation 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

Which of the following lists the units of storage in ascending order?

Cyber Data Representation 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

What does the "WORM" acronym stand for in storage devices?

Cyber Data Representation 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

Which character encoding standard is used to represent characters from almost all languages in the world?

Cyber Data Representation 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

Which of the following number systems is used directly by computer hardware?

Cyber Data Representation 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

Which is the smallest unit of computer memory?

Cyber Data Representation 0 0 answers 0%
by AKSHAY GURU VARADHARAJAN · Class 5

What is an "Administrator" (Admin) account on a computer, and why should you be careful when using one?

Cyber Authentication and User Accounts 0 0 answers 0%
by AKSHAY GURU VARADHARAJAN · Class 5

You are at a friend's house and you log into your favorite game on their computer. When you are done, the computer asks: "Would you like to save this password?" What should you click?

Cyber Authentication and User Accounts 0 0 answers 0%
by AKSHAY GURU VARADHARAJAN · Class 5

Some phones let you log in using your face or your fingerprint. What is this type of authentication called?

Cyber Authentication and User Accounts 0 3 answers 67%
by AKSHAY GURU VARADHARAJAN · Class 5

Your school uses "Multi-Factor Authentication" (MFA). This means after you type your password, you also have to enter a code sent to your teacher's phone. Why is this much safer than just using a password?

Cyber Authentication and User Accounts 0 0 answers 0%
by AKSHAY GURU VARADHARAJAN · Class 5

You want to create a password for your new tablet. Which of these is a "Super Strong" password that would be hardest for a hacker's computer to guess?

Cyber Authentication and User Accounts 0 0 answers 0%
by AKSHAY GURU VARADHARAJAN · Class 5

You tried to fix a computer problem yourself, but now a scary blue screen with white text appeared. What is the SMARTEST "Cyber Hero" step now?

Cyber Troubleshooting Steps 0 0 answers 0%
by AKSHAY GURU VARADHARAJAN · Class 5

The internet on your tablet is very slow. Your teacher tells you to "Power Cycle" the router. What does this mean?

Cyber Troubleshooting Steps 0 3 answers 67%

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