Computer Science: An Overview (12th Edition)
12th Edition
ISBN: 9780133760064
Author: Glenn Brookshear, Dennis Brylow
Publisher: PEARSON
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Chapter 9.4, Problem 6QE
Program Plan Intro
Deadlock:
In multiprocessing system deadlock is state in which each member of a group is waiting for some other member to take action. In other words deadlock is a condition in which process are prevented to use the resources.
It provides a systematic way to create, retrieve, update delete and manage data. Data is better protected and managed when it can be shared using a DBMS.. In case of extensive cascading rollback the DBMS approaches to stop interweaving transactions for an instant so that all the current transaction can be completed and this establishes a point where the future cascading rollback would terminate.
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Chapter 9 Solutions
Computer Science: An Overview (12th Edition)
Ch. 9.1 - Identify two departments in a manufacturing plant...Ch. 9.1 - Prob. 2QECh. 9.1 - Summarize the roles of the application software...Ch. 9.2 - Prob. 1QECh. 9.2 - Prob. 2QECh. 9.2 - Prob. 4QECh. 9.2 - Prob. 5QECh. 9.2 - Prob. 6QECh. 9.3 - Prob. 1QECh. 9.3 - What is a persistent object?
Ch. 9.3 - Identify some classes as well as some of their...Ch. 9.3 - Prob. 4QECh. 9.4 - Prob. 1QECh. 9.4 - Prob. 2QECh. 9.4 - Prob. 3QECh. 9.4 - Prob. 4QECh. 9.4 - Prob. 5QECh. 9.4 - Prob. 6QECh. 9.5 - Prob. 1QECh. 9.5 - Prob. 2QECh. 9.5 - Prob. 3QECh. 9.5 - Prob. 4QECh. 9.5 - Prob. 5QECh. 9.5 - Prob. 6QECh. 9.5 - Prob. 7QECh. 9.6 - Prob. 1QECh. 9.6 - Give an additional example of a pattern that might...Ch. 9.6 - Prob. 3QECh. 9.6 - How does data mining differ from traditional...Ch. 9.7 - Prob. 1QECh. 9.7 - Prob. 2QECh. 9.7 - Prob. 3QECh. 9.7 - Prob. 4QECh. 9 - Prob. 1CRPCh. 9 - Prob. 2CRPCh. 9 - Prob. 3CRPCh. 9 - Prob. 4CRPCh. 9 - Prob. 5CRPCh. 9 - Prob. 6CRPCh. 9 - Prob. 7CRPCh. 9 - Prob. 8CRPCh. 9 - Prob. 9CRPCh. 9 - Prob. 10CRPCh. 9 - Prob. 11CRPCh. 9 - Prob. 12CRPCh. 9 - Using the commands SELECT, PROJECT, and JOIN,...Ch. 9 - Answer Problem 13 using SQL. PROBLEM 13 13. Using...Ch. 9 - Prob. 15CRPCh. 9 - Prob. 16CRPCh. 9 - Prob. 17CRPCh. 9 - Prob. 18CRPCh. 9 - Prob. 19CRPCh. 9 - Empl Id Name Address SSN Job Id Job Title Skill...Ch. 9 - Empl Id Name Address SSN Job Id Job Title Skill...Ch. 9 - Prob. 22CRPCh. 9 - Prob. 23CRPCh. 9 - Prob. 24CRPCh. 9 - Prob. 25CRPCh. 9 - Write a sequence of instructions (using the...Ch. 9 - Prob. 27CRPCh. 9 - Prob. 28CRPCh. 9 - Prob. 29CRPCh. 9 - Prob. 30CRPCh. 9 - Prob. 31CRPCh. 9 - Prob. 32CRPCh. 9 - Prob. 33CRPCh. 9 - Prob. 34CRPCh. 9 - Prob. 35CRPCh. 9 - Prob. 36CRPCh. 9 - Prob. 37CRPCh. 9 - Prob. 38CRPCh. 9 - Prob. 39CRPCh. 9 - Prob. 40CRPCh. 9 - Prob. 41CRPCh. 9 - Prob. 42CRPCh. 9 - Prob. 43CRPCh. 9 - Prob. 44CRPCh. 9 - Prob. 45CRPCh. 9 - Prob. 46CRPCh. 9 - Prob. 47CRPCh. 9 - Prob. 48CRPCh. 9 - Prob. 49CRPCh. 9 - Prob. 50CRPCh. 9 - Prob. 51CRPCh. 9 - Prob. 52CRPCh. 9 - Prob. 53CRPCh. 9 - Prob. 54CRPCh. 9 - Prob. 55CRPCh. 9 - Prob. 56CRPCh. 9 - Prob. 57CRPCh. 9 - Prob. 58CRPCh. 9 - Prob. 59CRPCh. 9 - Prob. 60CRPCh. 9 - Prob. 61CRPCh. 9 - Prob. 62CRPCh. 9 - Prob. 1SICh. 9 - Prob. 2SICh. 9 - Prob. 3SICh. 9 - Prob. 4SICh. 9 - Prob. 5SICh. 9 - Prob. 6SICh. 9 - Prob. 7SICh. 9 - Prob. 8SICh. 9 - Prob. 9SICh. 9 - Prob. 10SI
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- What does it mean to have a stable database state? There is no assurance that the symbolic meaning of the transaction adequately captures the underlying real-world event as given by the database management system. What would the consequences of such a restriction be? Explain what you mean with a particular example. Is it true that the word "serializable transactions" means what it seems to mean?arrow_forwardConsider the possibility that your database management system is the source of the issue. Have you worked with databases before? Do you have any expertise with the write-through and deferred-write recovery approaches?arrow_forwardWhat does it mean for a database to be in a stable state? The database management system makes no promises about the accuracy of the symbolic meaning of a transaction's representation of an underlying real-world event. What would happen if this rule was made illegal? Provide an illustration of your point. When people talk about "serializable transactions," do they actually mean what they say?arrow_forward
- What Big O category does the database's execution time fall under? If it's only one more thing, I'll do it. How many deletions may be performed within a single operation? It makes no difference if it will be used for a single advertisement or several advertisements. As a direct result of a single web search?arrow_forwardDo you have any examples to back up your assertion that a relational database is unable to allow many-to-many connections? If this is the case, do share your findings with us.arrow_forwardWhat is the Big O category for the database's execution time? I'll do it if it's just one more thing. What is the maximum number of deletions possible in a single operation? It makes no difference whether it is to be utilized in the context of a single advertising. Directly as a consequence of a single online search?arrow_forward
- Let's think about the following hypothesis: Database management systems and data warehousing methods pose the biggest danger to personal privacy in the contemporary era. If you were the government, what would you change about the way it collects and uses information?arrow_forwardWhat is the Big O category for database execution time? If there is just one more item, I will complete it. How many deletions occur during one operation? It wouldn't matter if it were only applied to a single commercial. directly as a consequence of one online search only?arrow_forwardWhat is a stable database state, and how do you get one? There is no assurance that the database management system's representation of the transaction's underlying actual occurrence corresponds to its symbolic meaning. What consequences would such a restriction have? Give an example to illustrate what you mean. Does "serializable transactions" imply what it seems to mean?arrow_forward
- It takes the vigilant watch of a supervisor in order to keep a database in good shape. So, what precisely does this entail into consideration? What does an ordinary day include for someone who works as a database administrator?arrow_forwardBecause of concerns over data confidentiality, the values of a number of relational database attributes could be encrypted. Is there a specific reason why database management systems do not have their properties encrypted? In what way do you believe that database systems' absence of cryptography for primary-key characteristics constitutes an issue for such systems?arrow_forwardCan you define a database's stable state? The symbolic significance of the transaction may differ from its actual occurrence in the database management system. To what extent would a prohibition be felt? Give an instance to illustrate your point. Is there really anything to "serializable transactions"?arrow_forward
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