Which one of the following types of firewalls does not have the ability to track connection status between different packets?
A. Stateful inspection
B. Application proxy
C. Packet filter
D. Next generation
Answer: C. Packet filter
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Which of the following statements is false?
a. A runnable thread transitions to the blocked state when it attempts to perform a task that cannot be completed immediately and it must temporarily wait until that task completes. b. When a thread issues an input/output request, the operating system blocks the thread from executing until that I/O request completes—at that point, the blocked thread transitions to the runnable state, so it can resume execution. c. A blocked thread cannot use a processor, even if one is available. d. Each of the above statements is true.
In the accompanying figure, Lucida Calligraphy is an example of a ____ font.
A. fantasy B. monospace C. cursive D. serif
An array of records is a homogeneous data structure whose elements are of the same ____ data type.
A. homogeneous B. structured C. integer D. heterogeneous
You can perform the operation ____ to remove the top element from the stack.
A. dequeue B. top C. pop D. push