Consider the B + tree in Figure 9.35. Suppose that it was obtained by inserting a key into a leaf node of some other tree, causing a node split. What was the original tree and the inserted key? Is the solution unique? Explain your answer.
The solution is not unique. The inserted key could be 17, or 19. The possible original trees are depicted in Figures 9.5 and 9.6.
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Which of the following is NOT true about LinkedIn groups?
A) Any authorized LinkedIn member can create a group. B) Most LinkedIn groups are public groups that anyone can join. C) Some groups are private, which require the approval of group administrators before an application is accepted. D) Despite the large number of sometimes narrow groups available on the LinkedIn site, there may still be topics that have no group coverage.
The ____ operating system is a powerful network operating system with features such as pre-emptive multitasking, protected and virtual memory, and symmetric multiprocessing.
A. Apple OS 9 B. Mac Core OS C. Mac OS X D. Mac OS 11
A _____ designs an advertising campaign to drive traffic to a website.
A. ?website designer B. ?marketing professional C. ?website strategist D. ?network administrator
Most CPUs today are single-core.
Answer the following statement true (T) or false (F)