In general, a static variable is used in any situation in which all instances share a common data value.
Answer the following statement true (T) or false (F)
True
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Creating a morphing animation requires a basic understanding of ____.
a. Flash objects b. tweening c. ActionScript d. keyframes
Consider a relation s over the attributes A and B with the following characteristics:
7,000 tuples with 70 tuples per page A hash index on attribute A The values that the attribute A takes in relation s are integers that are uniformly distributed in the range 1 ? 200. (a) Assuming that the aforesaid index on A is unclustered, estimate the number of disk accesses needed to compute the query A=18(s). (b) What would be the cost estimate if the index were clustered?
Which of the following does NOT typically use portrait orientation?
A. letters B. reports C. spreadsheets D. books
Sam is a security risk analyst for an insurance company. He is currently examining a scenario where a hacker might use a SQL injection attack to deface a web server due to a missing patch in the company's web application. In this scenario, what is the vulnerability?
A. Unpatched web application B. Web defacement C. Hacker D. Operating system