Last Attempt JK0-023 Questions

A technician is looking to secure an entire network by blocking all non-essential ports. Which of the following devices would BEST provide this functionality?

A user reports that they are unable to access a new server but are able to access all other network resources. Based on the following firewall rules and network information, which of the following ACL entries is the cause?

User’s IP: 192.168.5.14

Server IP: 192.168.5.17

Firewall rules:

Permit 192.168.5.16/28192.168.5.0/28

Permit 192.168.5.0/24192.168.4.0/24

Permit 192.168.4.0/24192.168.5.0/24

Deny 192.168.5.0/28192.168.5.16/28

Deny 192.168.14.0/24192.168.5.16/28

Deny 192.168.0.0/24192.168.5.0/24

Which of the following is a fiber connector that is slightly smaller than a standard copper network cable connector?

A user reports that some normally accessible external sites are not responding, but most other sites are responding normally. Which of the following is MOST likely the cause?