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Consider the Extendible Hashing index shown in Figure 10.14. Answer the following questions about this index:
1. What can you say about the last entry that was inserted into the index?
2. What can you say about the last entry that was inserted into the index if you know that there have been no deletions from this index so far?
3. Suppose you are told that there have been no deletions from this index so far. What can you say about the last entry whose insertion into the index caused a split?
4. Show the index after inserting an entry with hash value 68.
5. Show the original index after inserting entries with hash values 17 and 69.
6. Show the original index after deleting the entry with hash value 21. (Assume that the full deletion algorithm is used.)
7. Show the original index after deleting the entry with hash value 10. Is a merge triggered by this deletion? If not, explain why. (Assume that the full deletion algorithm is used.)
Volkswagen operates its own proprietary B2B e-marketplaces in which its suppliers participate. What are the disadvantages to Volkswagen of not using a generic B2B e-marketplace with even more suppliers?
The sheet "Customers" contains data from City Health Club. Customers are listed by a customer ID with the plan they signed up for and the date that they paid for the period starting on July 1st. You are given a spreadsheet with the data using a co..
The WBFK Transport Company operates throughout mainland Australia. The company specialize in fast delivery of pallet-loads of goods from one WBFK depot to another WBFK depot. It does not do pickups at a customers premises nor does it deliver door to ..
Open the GIF image the image editor and save it as a JPG - Reopen the same GIF image and save it as a PNG-8 image - Compare the size of all three-image files
Find the maximum value in each row.
1. What's one difference you've noticed between MATLAB and VBA syntax? What is one similarity?
Draw a state diagram for the state machine that checks if a binary number has an even or odd number of 0s.
Describe the considerations that organizations and investigators must take into account when determining the appropriate tools to use, while knowing that the tool will be used to support legal proceedings.
Design a database application to keep track of movies, actors, and the roles played by actors in movies. You may make up all the data.
Converts live multimedia content for real-time streaming
Which e-mail protocol is used to send and receive e-mail messages between e-mail servers and used by e-mail client software to send messages to the server, but never used to retrieve e-mail from a server?
Research other elements of a data center besides the core elements discussed in this chapter, including environmental control parameters such as HVAC (heat, ventilation, and air-condition), power supplies, and security.
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