What is type of program is sent out by most search engines to inspect Web sites?
(a) A sniffer.
(b) A tracking program.
(c) A spider.
(d) A worm.
(c) A spider.
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What is a single item in an array called?
What will be an ideal response?
Compare and contrast the while and for iteration statements.
What will be an ideal response?
Suppose an intermediate node for onion routing were malicious, exposing the source and destination of communications it forwarded. Clearly the disclosure would damage the confidentiality onion routing was designed to achieve. If the malicious node were one of the two in the middle, what would be exposed. If it were one of three, what would be lost. Explain your answer in terms of the malicious
node in each of the first, second, and third positions. How many nonmalicious nodes are necessary to preserve privacy? What will be an ideal response?
Which of the following is NOT a source button in the Import & Link group on the External Data tab?
A. Excel B. Table C. Access D. Text File