In Section 23.10 we discuss an optimistic concurrency control that uses a different validation check than the concurrency control described in Section 20.9.2. Give an example of a schedule that would be allowed by the validation check of Section 23.10 but not by the validation check of Section 20.9.2.
What will be an ideal response?
r1(x), r2(y), w2(y), c2, r2(y), w1(y)c1
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When giving a presentation, you can display hidden slides by pressing ________
A) P B) H C) Ctrl + P D) Ctrl + H
Answer the following statements true (T) or false (F)
1. The successful use of law enforcement depends much more on technical skills than on people skills. 2. Software is an example of real property. 3. An example of a patent from the computer security realm is the RSA public-key cryptosystem. 4. A servicemark is the same as a trademark except that it identifies and distinguishes the source of a service rather than a product. 5. Concerns about the extent to which personal privacy has been and may be compromised have led to a variety of legal and technical approaches to reinforcing privacy rights.