Expert answer:Database & Management Systems

Answer & Explanation:Database & Management
Systems
Q1. Research and provide three to
four paragraphs covering the following:
What is a deadlock, and how can it be
avoided? Discuss several strategies for dealing with deadlocks.
Q2. Research and provide three to
five paragraphs covering the following:
  There are many risks in conducting business
on the Internet. Discuss the levels at which security is carried out in
web-based database applications. Discuss why security needs to be in place and
what kinds of security are needed to secure a database tied to the web. What
are the costs of both implementing the security (in terms of designing and
implementing security structures and monitoring their use) and the costs of not
implementing the security (stolen data, angry customers, system damage, repair
time, etc.).
Q3. Write two to three paragraphs
answering each of the following questions:
a.  What
are the three types of database critical events that can trigger the database
recovery process? Give some examples for each one.
b.  List
and discuss the four transaction properties. Note: Please Take Care of plagiarism.

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