Network Security Quiz

Which of the following is a primary goal of network security?

• Speeding up network traffic

• Protecting data from unauthorized access

• Increasing network bandwidth

• Optimizing network performance

What does a firewall do in network security?

• Encrypts all network data

• Monitors network traffic and blocks unauthorized access

• Reduces the network speed

• Stores sensitive data securely

Which of the following is a type of malware designed to spread across networks?

• Virus

• Trojan horse

• Worm

• Spyware

Which of these network security attacks involves flooding a network with excessive traffic?

• Phishing

• Denial of Service (DoS)

• Man-in-the-middle attack

• SQL injection

What does encryption do in network security?

• Makes data unreadable to unauthorized users

• Increases data transmission speed

• Removes data from the network

• Reduces network traffic

Which of the following is an example of a social engineering attack?

• Man-in-the-middle attack

• Phishing

• SQL injection

• DDoS attack

What does a VPN (Virtual Private Network) provide in network security?

• A secure, encrypted connection over an insecure network

• Protection against DDoS attacks

• Increased internet speed

• Local network access to remote users

What is the purpose of an Intrusion Detection System (IDS)?

• To prevent unauthorized access to a network

• To detect and alert on possible network intrusions or malicious activity

• To increase network speed

• To manage network bandwidth

What is the purpose of multi-factor authentication (MFA)?

• To protect passwords from being stolen

• To enhance user login security by requiring multiple forms of verification

• To encrypt passwords during transmission

• To block unauthorized IP addresses

Which of the following is NOT a type of attack used to compromise network security?

• SQL injection

• Brute force attack

• Ping sweep

• High availability