Briefly describe the best practice rules for firewall use.
What will be an ideal response?
1. All traffic from the trusted network is allowed out.2. The firewall device is never directly accessible from the public network for configuration or management purposes.3. Simple Mail Transport Protocol (SMTP) data is allowed to pass through the firewall, but it should all be routed to a well-configured SMTP gateway to filter and route messaging traffic securely.4. All Internet Control Message Protocol (ICMP) data should be denied.5. Telnet (terminal emulation) access to all internal servers from the public networks should be blocked.6. When Web services are offered outside the firewall, HTTP traffic should be denied from reaching your internal networks through the use of some form of proxy access or DMZ architecture.7. All data that is not verifiably authentic should be denied.
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List the two kinds of derived surfaces.
What will be an ideal response?
If the working directory is /home/max with a subdirectory named literature, give three sets of commands you can use to create a subdirectory named classics under literature. Also give several sets of commands you can use to remove the classics directory and its contents.
What will be an ideal response?
For the most part, the OS calls the code you supply for each life cycle event automatically.
Answer the following statement true (T) or false (F)
What type of control is created if you create a form based on a table with a lookup field?
A. Check Box B. Option button C. Combo Box D. Lookup Box