OCR J277 - 1.4 - Network Security - Knowledge Check

What is the main purpose of anti-malware software?

• To detect and remove malicious software

• To test network speed

• To create user accounts

• To encrypt data

What is the main goal of user access levels?

• To restrict access to sensitive information

• To increase network speed

• To perform denial of service attacks

• To remove malware

What is the main purpose of using passwords in a computer system?

• To authenticate users and protect access

• To intercept data

• To perform denial of service attacks

• To encrypt files

How can encryption limit the impact of data interception?

• By making intercepted data unreadable without a key

• By increasing network speed

• By blocking all network traffic

• By creating user accounts

How does a firewall help in network security?

• By filtering incoming and outgoing network traffic

• By encrypting data

• By performing brute-force attacks

• By creating user accounts

What is the main goal of firewalls in network security?

• To control access to and from a network

• To perform SQL injections

• To test user passwords

• To intercept data

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

• Phishing

• Brute-force attack

• Firewall

• Encryption

Which of the following is a threat to computer systems and networks?

• Malware

• Encryption

• Penetration testing

• Firewall

Which attack involves guessing passwords by trying many combinations?

• Brute-force attack

• Phishing

• Penetration testing

• Encryption

Which of the following is a form of data interception and theft?

• Eavesdropping on network traffic

• Encrypting files

• Penetration testing

• Using firewalls