A _____ is a collection of Web sites organized by category.
A. URL
B. Web directory
C. metasearch engine
D. search engine
Answer: B
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Answer the following questions true (T) or false (F)
1. Insertion into a vector runtime is O(1) at any position in the vector. Explain what ‘runtime is O(1)’ means. 2. Insertion into an STL list takes O(1) time at any position in the list. What does ‘ takes O(1) time’ mean?
Which of the following is the only standard that can operate at either frequency?
A. 802.11a B. 802.11b C. 802.11g D. 802.11n
Where can local variables declared within a method’s body be used?
a. Only in that method between the line in which they were declared and the closing brace of that method. b. Same as (a), but not within while or if statements. c. Only within while or if statements within the method in which they were declared. d. Anywhere within the class.
This log records events related to services, device drivers, and configuration changes.
A. system B. security C. application D. network