Answer the following statements true (T) or false (F)
1. A firewall may be designed to operate as a filter at the level of IP packets or may operate at a higher protocol layer. ? ??
2. The packet filter is typically set up as a list of rules based on matches to fields in the IP or TCP header. ??
3. ?The direction control determines the types of Internet services that can be accessed, inbound or outbound. ?
4. The firewall cannot fully protect against internal threats. ??
5. ??A firewall may not act as a packet filter. ???
1. TRUE
2. TRUE
3. FALSE
4. TRUE
5. FALSE
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Which of the following can be used to help prevent tailgating?
A) Smart cards B) Man trap C) Turnstile D) Fence
Identify the compiler errors and state what is wrong with the code.
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f the Truck class extends the Vehicle class, the Truck class is called the _________ , and the Vehicle class is called the _________.
a) superclass, subclass b) subclass, superclass c) superclass, direct superclass d) direct superclass, superclass
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Indicate whether the statement is true or false