ACL Network Security & Traffic Filtering

Question 1

What is the primary purpose of ACLs in network security?

Accepted Answer

Filter network traffic based on security policies

Answer

Increase bandwidth allocation

Answer

Encrypt data packets

Answer

Manage user authentication

Question 2

Which ACL type provides the most detailed traffic filtering?

Accepted Answer

Extended ACL

Answer

Standard ACL

Answer

Role-Based ACL

Answer

Dynamic ACL

Question 3

Where should an ACL be placed to prevent unwanted traffic from reaching the network?

Accepted Answer

Near the source of the traffic

Answer

Near the destination of the traffic

Answer

On the network core

Answer

After the firewall

Question 4

What is the function of an implicit deny rule in ACLs?

Accepted Answer

Blocks all traffic unless explicitly allowed

Answer

Allows all traffic unless explicitly denied

Answer

Overwrites all configured rules

Answer

Only affects external network traffic

Question 5

Which ACL feature helps prevent unauthorized data access?

Accepted Answer

Time-based ACL

Answer

Standard ACL

Answer

Static ACL

Answer

Traffic mirroring

Question 6

What is the primary role of a firewall in combination with ACLs?

Accepted Answer

Monitor and filter network traffic

Answer

Increase internet speed

Answer

Manage domain names

Answer

Convert IP addresses to hostnames