NE NE Network Security 3

Question 1

Which security framework is commonly used for US federal agencies and their contractors to manage cybersecurity risk?

Accepted Answer

NIST Cybersecurity Framework (CSF)

Answer

ISO 27001

Answer

PCI DSS

Answer

SOC 2

Question 2

What is port security on a managed switch designed to prevent?

Accepted Answer

Unauthorized devices connecting to switch ports via MAC address control

Answer

Unauthorized VLAN hopping

Answer

IP address spoofing

Answer

STP topology changes

Question 3

Which attack involves sending crafted DHCP responses to clients in an attempt to become their default gateway?

Accepted Answer

DHCP spoofing

Answer

DHCP starvation

Answer

ARP poisoning

Answer

DNS hijacking

Question 4

What is the purpose of DHCP snooping on a switch?

Accepted Answer

To block unauthorized DHCP servers and validate DHCP messages

Answer

To encrypt DHCP messages

Answer

To assign static IPs based on MAC addresses

Answer

To forward DHCP requests across VLANs

Question 5

What is the primary security benefit of network segmentation using VLANs?

Accepted Answer

It limits the blast radius of a breach by containing threats within a segment

Answer

It increases bandwidth available to each segment

Answer

It eliminates the need for firewalls

Answer

It provides encryption between segments

Question 6

Which type of malware disguises itself as legitimate software but performs malicious actions when executed?

Accepted Answer

Trojan horse

Answer

Worm

Answer

Ransomware

Answer

Rootkit