PC Pro 13.11.5 Practice Questions

You connect your computer to a wireless network available at the local library. You find that you can't access several websites you need to on the internet. Which of the following is the MOST likely cause of this problem? A proxy server is filtering access to websites. A firewall is blocking ports 80 and 443. Port triggering is redirecting traffic to the wrong IP address. The router has not been configured to perform port forwarding.

A proxy server is filtering access to websites.

Which of the following functions are performed by proxy servers? (Select TWO). Filter unwanted email Block unwanted packets from entering your private network Cache web pages Block employees from accessing certain websites Store client files

Cache web pages Block employees from accessing certain websites

You need to configure a Windows workstation with the IP address of the proxy server for your network. Click the tab in the Internet Properties window that you would use to do this.

Connections

Two employees are unable to access any websites on the internet, but can still access servers on the local network, including those residing on other subnets. Other employees are not experiencing the same problem. Which of the following actions would BEST resolve this issue? Use ipconfig to confirm that APIPA has not assigned an IP address. Identify the proxy server name and port number in Internet Options. Reconfigure the clients to send all traffic directly to the ISP, bypassing the proxy server. Identify the filter settings on the proxy server for specific internet sites.

Identify the proxy server name and port number in Internet Options.

You would like to control internet access based on users, time of day, and websites visited. Which of the following actions would BEST meet your criteria? Configure the Local Security Policy of each system to add access restrictions based on time of day and content. Install a proxy server. Allow internet access only through the proxy server. Configure internet zones using Internet Options. Configure a packet-filtering firewall. Add rules to allow or deny access based on time of day and content. Enable Windows Firewall on each system. Add or remove exceptions to control access based on time of day and content.

Install a proxy server. Allow internet access only through the proxy server.

An after-school care center allows children to browse the internet. They want to limit the websites that the children can access. Which of the following network hosts would MOST likely provide this service? DHCP server Web server Print server Proxy server

Proxy server