Which statements are true regarding the use of a PAC file for web proxy settings?

Using a PAC (Proxy Auto-Configuration) file for web proxy settings is beneficial for various reasons. The statement indicating that the browser can automatically download the PAC file from a web server is accurate. This feature allows for seamless configuration and updates to proxy settings across multiple client machines without manual intervention. When the browser is configured to use a PAC file, it can dynamically determine the appropriate proxy server based on the requested URL, which enhances flexibility and efficiency in managing network traffic.

For further context, the automatic download feature means that organizations can manage their proxy configurations centrally. If changes are made to the PAC file on the server, clients will receive the latest settings upon their next access, effectively ensuring consistent proxy usage across all browsers configured to fetch the PAC file.

Although the ability to manually import a PAC file to the browser is a valid method of configuring proxy settings, it does not provide the same level of convenience and automatic updates as the automatic download from a web server. Similarly, although a PAC file can manage multiple proxies based on certain conditions, stating that only one proxy is supported is misleading since a PAC file can configure multiple proxies based on the rules defined within it. Lastly, while a PAC file can specify certain conditions for direct connections, it typically leverages the