Describe the different types of database requests and

Assignment Help Basic Computer Science
Reference no: EM13785309

  1.  Describe the different types of database requests and transactions.
  2.  Explain the need for the two-phase commit protocol. Then describe the two phases.
  3.  What is the objective of query optimization functions?
  4.  To which transparency feature are the query optimization functions related?
  5.  What issues should be considered when resolving data requests in a distributed data environment?
  6.  Explain the difference between data and information. Give some examples of raw data and information.
  7.  Define dirty data, and identify some of its sources.
  8.  Using a single sentence, explain the role of databases in organizations. Then explain your answer in more detail.
  9.  In Oracle, what is a tablespace?
  10.  In Oracle, what is a database profile? 

Reference no: EM13785309

Questions Cloud

Magazine article that discusses visual imagery. : A contrast of verbal and visual imagery. An argument about which of these you consider most important
About communicating change discussion board : Communicating Change discussion board.
What steps were taken toward a resolution : What steps were taken toward a resolution? In the reading you will discuss, tell us whether the writer used a claim of policy or a claim of value when addressing the conflict of the piece.
Write a research paper about the emergence of christianity : Write a research paper about The Emergence of Christianity: Examination of Foundational Christian Texts.
Describe the different types of database requests and : Describe the different types of database requests and transactions.  Explain the need for the two-phase commit protocol. Then describe the two phases.  What is the objective of query optimization functions? To which transparency feature are the query..
Types of price discrimination and explain : Define the 3 types of price discrimination and explain why 1st degree discrimination is very difficult to practice. Provide 1 example where a form of 1st degree discrimination is practiced.
Power point presentation on the tropical rainforest : Need assistance generating a power point presentation on the Tropical Rainforest. I will like to have about 14 slides or so discussing points such as where this ecosystem might be located, the structure of the components (abiotic and biotic), how doe..
Race and class impact their access to opportunity : How do race and class impact each family's access to opportunities in terms of education, career, life style, and so on? Select one individual from each family who are of a similar age. How might race and class impact their access to opportunity in ..
Write a research paper about about student loans : Write a research paper about about student loans.

Reviews

Write a Review

 

Basic Computer Science Questions & Answers

  Set the character variable r=0

Write a small program that will set the character variable R=0

  Research methods to explain connectivity needs star clothing

Research the alternatives to address the connectivity needs for Star Clothing, and make a recommendation that includes the following.

  The role of the corporate privacy officer and information

Watch the You Decide scenario and using the information provided

  Describe the forest, domain, ou, and trust configuration

Describe the forest, domain, OU, and trust configuration for Bluesky. Include a chart or diagram of the current configuration. Currently Bluesky has a single domain and default OU structure.

  Find the total power

Decompose s(t) into a linear combination of sinusoidal functions and find the amplitude, frequency, and phase of each component.

  Design an application to take and process a pizza order

Design an application to take and process a pizza order. The user should be able to make pizza order choices from listboxes, and the application should display the order price.

  Design a 3-bit counter, which can count either up or down

Design a 3-bit counter, which can count either up or down. The input has a clock, and a signal U. When U = 1, the counter counts up; when U = 0, the counter counts down. For example, assume the current counter Q(t) = 011. If U(t) = 0, then Q(t+1) = 0..

  What is a relational query optimizer

How do relational query optimizers work? What information does a relational query optimizer use in making its decisions?

  Explain organizations pools markets and expertise

When output of some units can be used as inputs to othe units, or if two organizations pools markets and expertise which results in lower costs and generate profits it is frequently referred to as creating?

  The quality of an lcd monitor or lcd screen

Several factors that affect the quality of an LCD monitor or LCD screen, including the specific resolution for which they are geared. How is this resolution described

  Recognize components of system cpu

Recognize the following components of your system: type of central processing unit (CPU), amounts of random access memory (RAM) and read-only memory (ROM), input and output devices, and types of storage.

  Design a 2-bit counter

Design a 2-bit counter that, when v = 1, counts in the repeating sequence: 0, 3, 1, 2, and when v = 0, counts in the reverse direction. (a) Construct a state diagram and state table.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd