Network Security Quiz

What is the primary function of a firewall in network security?

• To increase the speed of network connections

• To detect and remove viruses from emails

• To prevent unauthorized access to or from a private network

• To encrypt data being sent over the network

Which of the following is NOT a type of malware?

• Virus

• Worm

• Phishing

• Trojan Horse

What does encryption do to data?

• Compresses data to save space

• Converts data into a secure code to prevent unauthorized access

• Deletes data after a certain period

• Makes data faster to access

Which of the following is a common method used in social engineering attacks?

• Brute force attack

• Phishing

• Denial of Service (DoS)

• SQL injection

What is the purpose of using antivirus software?

• To speed up the computer

• To monitor and restrict internet usage

• To detect, prevent, and remove malware

• To manage passwords

Which of the following best describes hacking?

• Legally breaking into computers to test their security

• Illegally breaking into computers to steal, change, or destroy information

• Creating new software to improve computer performance

• Repairing computer hardware issues

What is a VPN used for in terms of network security?

• To create a private network over the internet

• To physically secure the network hardware

• To increase the speed of the network

• To serve as a firewall

Which of the following is an example of a strong password?

• password123

• 12345678

• letmein

• F4!b7*Gh9

What is the main goal of a DoS (Denial of Service) attack?

• To encrypt the victim's files

• To steal sensitive information

• To make a network resource unavailable to its intended users

• To gain unauthorized access to network systems

Which of the following is NOT a characteristic of a phishing attack?

• Pretending to be a legitimate company to extract personal information

• Sending emails that contain malware

• Directly attacking a network's firewall

• Using fake websites to trick users into entering personal information