Computer Science Concepts Quiz

What are functions? How do you name them? What does it look like when you call them? Why would you use a function?

Be able to convert binary and hexadecimal numbers.

Phishing is a type of cyber attack that involves:

• Stealing personal information through deceptive emails or websites

• Installing antivirus software

• Creating strong passwords

• Backing up data regularly

What is lossy compression? What is lossless compression?

• Lossy compression reduces file size by removing some data, while lossless compression reduces file size without losing any data.

• Lossy compression increases file size by adding data, while lossless compression reduces file size by removing data.

• Lossy compression and lossless compression both reduce file size by removing data.

• Lossy compression and lossless compression both increase file size by adding data.

What is the heuristic approach? When would you use this?

• A method for solving problems quickly using practical techniques. The good enough approach

• A detailed algorithm for finding the exact solution

• A statistical method for data analysis

• A theoretical framework for understanding complex systems

What is a DDoS attack?

• A type of cyber attack that uses multiple systems to flood a target with traffic

• A method of encrypting data to protect it from unauthorized access

• A technique for improving the speed of a computer network

• A software tool used for detecting malware on a system

What is an algorithm?

• A step-by-step procedure for solving a problem or accomplishing a task

• A type of computer hardware

• A programming language

• A software application

Which file size is the largest?

• KB

• MB

• GB

• TB

What is the Domain Name System (DNS)?

• Converting IP addresses to Web Domains

• A protocol for secure data transmission

• A type of malware

• A programming language

An IP address is:

• A type of computer hardware

• A unique string of numbers separated by periods that identifies each computer using the Internet Protocol to communicate over a network

• A software application

• A type of data storage